FF455 / SABA [TV (Standard)]

• TV cuts out intermittently. No sound. (part of circuit diagram displayed)
• Picture appears slowly. (+ extract of circuit diagram)
• Very faint and bright picture via tuner. Picture ok via scart via a VCR.
• Dead. Standby LED lit .
• OSD doubled in height. (with circuit diagram extract)
• Appliance has no HF reception. Snowy picture. (part of circuit diagram displayed)
• Height of picture shifted below centre of screen. (picture attached)
• Line output transistor fails repeatedly.
• No display on screen. Black line which moves around instead. TXT is not synchronised. When changing channel a black band appears at the top of the screen displaying V1 then disappears. (+ extract of circuit diagram)
• Part number info: processors.
• Horizontal lines.
• Slight picture jitter in the vertical synchronisation. (extract of circuit diagram attached)
• Sound pops.
• PSU collapses/cuts off. (with circuit diagram extract)
• Accepts channel number but will not tune.
• No sound. Good picture then goes into stand-by after 5 mins then starts up again after pressing a channel number 3 or 4 times.
• Blows 1.6A fuse. (extract of circuit diagram attached) (SABA - FF455 information)
• Red coloured spot at the bottom left of the screen.
• Missing B-Y. (FF455 tips)
• Poor start up performance of the power supply. (part of circuit diagram displayed) (FF455 tips)
• No picture. White screen with an oscillating interference signal. (picture attached)
• No start-up. (part of circuit diagram displayed)
• Remains in PAL when cold.
• No blue on TXT. Picture OK. (extract of circuit diagram attached)
• Channel raster has shifted by two or more channels.
• Lines from top to bottom of screen. (FF455 tip from SABA)
• Picture lacks blue colour until the brightness is turned up, then blue flares across the picture. (part of circuit diagram displayed)
• No stereo reception on channel 60.
• No sound, picture is ok.
• Picture shifted vertically. at top.
• No picture. Single lines approx 2ins apart. Raster appears if height or field shift adjusted. (with circuit diagram extract)
• No UHF or VHF on the tuner. Pin 6 of the UHF on 33V permanently.
• Hum bar. (+ extract of circuit diagram)
• Switches to protection mode. after start-up.
• Vertical displacement of approx 5cm towards the top of the screen when warm.
• No start-up (intermittently). (picture attached)
• Fades out or very dim.
• Picture may distort if TT module fitted.
• Picture is missing, random lines on screen.
• Top half of picture has squiggling verticals which alter with field shift/height. Picture may blank out with coloured lines dependent upon vertical shift position, accompanied by rasping noise from PSU!
• Intermittently switches off ten consecutive times or just once. Mostly switches on again automatically. No LEDs lit when switching off.
• 3 to 4 pulses of line transformer then nothing.
• No red. (picture attached)
• Sound pulses.
• No reception.
• Vertical fault.
• Poor grey scale. TXT too bright. (extract of circuit diagram attached) (FF455 tips)
• No channel storing.
• The brightness control display may switch off. (FF455 tip from SABA)
• No channel storing. (extract of circuit diagram attached)
• Vertical lines are jagged. (part of circuit diagram displayed)
• Shuts down.
• Black rapid flashing.
• No picture appears in PAL.
• Appliance trips and shuts down, sound or raster is missing.
• Dead apart from "88" in display. (extract of circuit diagram attached)
• Clicking on NICAM.
• TP24 is defective. (picture attached) (FF455 tip from SABA)
• Fuse FP05 (1.6A) blows sporadically without any obvious reason after an extended running time (approx 1-2 months). After replacing appliance runs perfectly again.
• No picture content. After switching on bright picture with colour flecks, same picture without HF signal. Sound OK.
• No UHF, VHF reception. Similar picture without an aerial.
• Channels 1, 2, 3 and 4 ok but teletext is green. (picture attached)
• The power supply transformer trembles. (picture attached)
• No tuning. Channel display flashes. (extract of circuit diagram attached)
• No picture. Audio OK . (picture attached)
• Part number info: power supply repair
• No audio. (FF455 SABA repair tip)
• Appliance functions in VHF but not in UHF. Snow is present.
• Channel raster has shifted by two or more channels. (part of circuit diagram displayed)
• Poor grey scale. Dominates in black and white. (+ extract of circuit diagram) (SABA - FF455 information)
• Part number info: Processors
• No clock signal in 14 of the IV21. No Y signal in 41 of the IV21 and no light.
• The picture goes wrong all the time in the vertical direction. A black band appears at the bottom. The capacitors at the level of the raster IC are ok. Solder joints have been redone.
• No UHF channels. when cold.
• Primary power supply fails under load. (picture attached)
• No fastext. Normal text OK. (with circuit diagram extract)
• Colour bleeding.
• Stops at random, standby LED off. Start up again possible by ON/OFF switch. (part of circuit diagram displayed)
• Intermittently blocks in AV. The channels remain displayed on the display.
• After an hour dark screen, no sound, display is correct. The display remains on the channel selected then a moment afterwards goes into standby.
• Random clicks with Nicam sound.
• Line tearing in TXT.
• Standby LED flashing in standby mode. (FF455 tip from SABA)
• Intermittent crackling in the picture (horizontal black lines).
• Intermittent audio.
• No B-Y. (picture attached)
• No or low start-up volts at IL14.
• The picture amplitude is too small. The whole of the picture is recorded in the lower half of the screen.
• Sound VHT is correct but there is no picture and the screen is black.
• Dead (intermittently). (part of circuit diagram displayed)
• Bright screen for short period of time, after this just snow confusion and crackling noises in sound.
• No tuning (after a few minutes).
• At switch on, after 15 secs, dark screen with a few horizontal white lines between the middle and top of screen. Picture returns with geometry fault, if PG08 is turned. Sound ok.
• Sound reduction. It sometimes returns when changing channels.
• Loud noises from speaker (at switch-off).
• Audible whistling from the back of the cabinet.
• Power supply BU blows after 10 secs. Correct power supply attempted with line transformer load disconnected.
• Functions in Pal but snowy screen in Secam. (+ extract of circuit diagram)
• Excessive brightness. Flyback lines. (+ extract of circuit diagram)
• Picture jitters.
• Vertical collapse. at top.
• Bright picture after 2 secs from start-up and no contrast. After 5 secs picture is OK.
• No stereo reception on channel 60.
• Smearing in picture. (+ extract of circuit diagram)
• After deprogramming, followed by a reprogramming, TV functions but the channels have each increased by 9 units. Eg.: 2nd channel is 49 instead of 40. Hence it is impossible to receive channel 62. (service info for SABA -FF455)
• White line approx 10 cm from top of picture. Other functions ok.
• No audio. after a while. No raster. after a while. Trips. Shuts down. (+ extract of circuit diagram)
• Weak signal. (+ extract of circuit diagram)
• No channel storing.
• Sound distorted when volume increased. (SABA - FF455 information)
• LED display characters are back to front. (extract of circuit diagram attached)
• No power supply and the stand-by light is lit on.
• U5 voltage incorrect.
• Channel indication flashing 1, will not tune or adjust.
• Intermittently unlocked colour.
• Loss of memory. Crackle in sound. Flashing picture. Distorted µPC. No sound only noise. No stereo reception. Does not always start up. Wrong values which cannot be changed. Wrong colours and distorted PIP-function.
• Chopper transistor is defective intermittently. (extract of circuit diagram attached)
• All programme numbers tuned to the same channel.
• Pop at switch on.
• Display isn't synchronised and has black horizontal line on picture instead which disappears when pressing TV key on RC but comes back again.
• Occasionally the picture is red with flyback lines.
• Blank screen with coloured dots/interference and possible smell of over heating.
• Colour cuts out occasionally.
• No sound or vision. (+ extract of circuit diagram)
• Loud noises from speaker (at switch-off).
• Only rainbow effect (picture foldover). (FF455 tips)
• Switches to standby. after start-up (intermittently).
• No grey scale. Functions in SCART.
• Snowy raster.
• Occasionally colour fails.
• Faulty TXT.
• Poor horizontal synchronisation. when changing channels. (service info for SABA -FF455)
• U system voltage table.
• Coloured flyback lines over picture. (part of circuit diagram displayed)
• RV82 (10R) on tube board blows repeatedly.
• Screen is very snowy. (service info for SABA -FF455)
• When going into standby with RC, impossible to start operating again with the RC and light flashes after a few moments. (with circuit diagram extract)
• No colour (intermittently). (part of circuit diagram displayed)
• Blank screen. Rolling lines around top. (+ extract of circuit diagram)
• Thump from speaker intermittently.
• No synchronisation. TXT OK .
• Loss of channel 1.
• In safety mode there is no high level on the Ger. point if the disconnection of the line raster deflector and power supply is correct. (service info for SABA -FF455)
• No sound. No vertical or horizontal scanning. Just a blue line. (FF455 tip from SABA)
• No 22V line but ok when DP43 removed.
• Set blocks (operation via RC or via user control only possible, after the set has been switched off and on again by mains switch.
• Terrestrial channel in background of Satellite transmission.
• Shifts 8 channels after being put back into service mode.
• Voltage U5 21V goes to 35V when appliance is warm. Vertical displacement. The other EHT secondary voltages are stable.
• Short lived line output transformer. (part of circuit diagram displayed) (FF455 tips)
• No standby light when put into standby and impossible to start up again, except when starting up from the control panel. (FF455 SABA repair tip)
• Trips 3 times then shuts down. (+ extract of circuit diagram)
• Dead. Standby LED does not light. Standby LED lit . No RC functions. (with circuit diagram extract)
• TP24 is destroyed, following a circuit break and return to programme 1. (+ extract of circuit diagram)
• Ticking noise. Muted audio. intermittently.
• High pitch whistle on sound, varies with volume mainly on IBA transmission but can occur on BBC.
• Switches on, but HV does not build up.
• No reception. No UHF or VHF. Channels are displayed correctly.
• White screen, no picture. At start up displays 1 and after 5 secs 88, no function possible 5V OK, 20V OK.
• Spare part no. info: power supply repair kit.
• Moire effect in the colour areas.
• Power supply transistor blows up at switch on. (extract of circuit diagram attached)
• Picture visible in one inch strip at left side of screen, rest is blanked. (+ extract of circuit diagram)
• TP24 fails after first EHT pulse.
• Black screen. Switches to RGB in Canal Plus. Sound OK.
• IG01 (TDA4950) fails repeatedly. (with circuit diagram extract)
• Occasionally dead, then snow. Goes into standby by the RCU and only starts up again after 30 secs. (service info for SABA -FF455)
• Blurry picture.
• No functions. Standby LED lit . (picture attached) (service info for SABA -FF455)
• No STEREO reception on channel 60.
• Thumping noise from one channel at switch on.
• Low gain.
• Snowy picture. After 3 mins picture returns to normal.
• VCR problems.
• Picture height is shrivelled to 10cm. A few rolling horizontal lines in the middle of the picture.
• Protective circuit malfunction.
• No picture and no direct display of the channel possible. Picture shifts.
• Blocked on channel no 1 in manual and in RCU.
• Trips then shuts down.
• No V1, V2 or VS supplies.
• No sound at switch on. Sound returns when channel is changed. Fault only occurs at start up.
• No channel storing.
• Poor audio.
• Picture becomes yellow intermittently. No reaction to shocks. (part of circuit diagram displayed)
• Only rainbow colours. Picture foldover. (with circuit diagram extract) (FF455 SABA repair tip)
• Vertical lines run over the whole screen. (picture attached)
• Does not switch standards, remains in PAL.
• The appliance switches off automatically and loses its station memory.
• Programme indicator "1" flashes but will not tune.
• No picture and screen is dark. Safety function does not work. (extract of circuit diagram attached)
• Improving the reliability of TP24 (S2000 or BU508). (picture attached)
• Vertical collapse. (picture attached)
• No raster with text board fitted. (+ extract of circuit diagram) (FF455 SABA repair tip)
• No channel storing.
• No audio. STEREO OK .
• No functions. (part of circuit diagram displayed) (FF455 tip from SABA)
• No audio (after start-up).
• The TV locks in low range frequency. (+ extract of circuit diagram)
• No picture no sound, EHT ok. (extract of circuit diagram attached)
• Picture is split in two like an aerial echo on all channels even on cable channels.
• Poor chrominance of black/white with colour at zero. (FF455 tips)
• Teletext clock stops. Each 5cm high part of the picture is missing. (part of circuit diagram displayed)
• No blue. (part of circuit diagram displayed)
• Service info: Contrast- and beam current adjustment after replacing chroma video module.
• Corrupted TXT page number. (+ extract of circuit diagram)
• Sound pulsing off and on Nicam lights flashing.
• Echo on picture. (FF455 SABA repair tip)
• Excessive HV.
• Dead. Standby LED flashes . (+ extract of circuit diagram)
• Colour bleeding. (FF455 SABA repair tip)
• No centering adjustment toward bottom.
• Child lock.
• Difficulty starting up. When started up it functions for a few mins. (extract of circuit diagram attached)
• Picture detuned on all channels.
• OSD only functions in PAL.
• Moire pattern. after warm-up.
• The power supply blocks.
• RC part number.
• When appliance is switched on by the mains switch, the TV starts up for a moment, then goes into standby. Does not start up from the RCU.
• No NICAM sound. Normal sound OK.
• Colour bleeding.
• Only rainbow colours (picture running through). (SABA - FF455 information)
• Sound pops.
• Diagonal RGB lines across screen. Poor field scan. (picture attached)
• Colour drop-out.
• Appliance blocks in PAL. Operates in video cassette and channel. Telecom display is abnormal. L equals sound, H equals light and F equals colour.
• In safety mode after working for a long time appliance trips then stops. Display off.
• Crackling audio.
• Clicking on NICAM.
• Does not store settings.
• Sound ok, raster blue with flyback lines. (picture attached)
• No PIP.
• No tuning of channels. Switching programmes OK, but when channel is pressed, channel does not flash.
• Dark picture. Poor adjustment of sound. (+ extract of circuit diagram)
• The sound cuts out when warm.
• No brightness (intermittently).
• All rails are very low, 3V on 158V (158 reads 500 Ohm).
• Anomaly due to built in switch.
• Intermittent loss of colour while setting up picture geometry.
• Accepts tuning channel number but does not alter tuning.
• Standard does not change. Channel search is ok.
• RC part number.
• Arcing at switch on. CTV trips 3 times then stops.
• Failure to switch on from standby unless programme "UP" button is used.
• Defective frequency plan.
• Picture is green, red or blue with flyback lines. (with circuit diagram extract)
• Loud crackling noise from right hand side at switch on.
• PSU trips three times then powers down. Standby LED lit briefly at switch on. (extract of circuit diagram attached)
• Poor start up, RC must be pressed for a long time. (+ extract of circuit diagram)
• No audio.
• Part number info: processors
• Non-linear. Cramped at top. (+ extract of circuit diagram)
• Vertical deflection. Rotating lines in the lower third of the picture.
• No switch on. When switching off with mains switch LED switches on then off.
• Replacement of the diode split transformer in old chassis ICC5 and new chassis ICC5-01.
• AGC problems. Poor reception. (picture attached)
• Intermittent motorboating noise on sound.
• Loud noises from speaker (at switch-off).
• Vertical pinching fault on the picture and vertical linearity fault. (picture attached) (SABA - FF455 information)
• Incorrect TXT graphics. Black bars displayed down screen.
• No brightness. Audio OK .
• Drifts at switch on after 2 mins. (FF455 SABA repair tip)
• Ticking noise on sound and intermittent sound mute.
• Channel 60 and special channels flicker. U6 (30V) is too low.
• Switching transistor TP24 fails repeatedly.
• Goes into safety 3 times.
• Display flashes in STAND BY and the TV does not start up, even with the RCU. Occasionally it starts up when you activate P and VOL, and press On/Off several times.
• No signal. after a few minutes.
• Automatically comes out of TXT mode leaving a dull, uncontrasted picture. (+ extract of circuit diagram)
• No NICAM sound.
• Sometimes CTV starts up and functions. When the CTV is functioning, it stops then starts up again all by itself.
• No start up. No drive pulse for PSU Pin 7 IC14 (TEA2029). (part of circuit diagram displayed)
• Flickering on channel 60 and on special channels.
• Line output transistor S/C. (with circuit diagram extract)
• Very poor colour. Looks like indent fault.
• Ringing in picture. on the left. (picture attached)
• No switch on from main switch or via RC.
• Pulsating picture. (part of circuit diagram displayed)
• Terrestrial channel in the background of a satellite transmission.
• No synchronisation (intermittently).
• Channel tuning possible up to channel 45. 5 is obtained on channel 39 and afterwards no fine tuning possible. Eg. 2 on channel 59.
• Poor focus. (part of circuit diagram displayed)
• Occasionally memorized data of control unit processor is lost at switch on or switch off with mains switch.
• Cycles on/off.
• Some text pages not available. (+ extract of circuit diagram)
• Only the green LED on.
• Pincushion potentiometer PG08 controls picture width.
• PSU trips 3 times then shuts down. (extract of circuit diagram attached)
• Only channel 21 is received in UHF. Picture and sound ok in VHF. Displays the correct channels.
• Volume changes by itself or distorted sound.
• Occasionally memorized data of control unit processor is lost at switch on or switch off with mains switch.
• RC part number.
• Moire effect in the colour areas.
• V2 voltage. (FF455 tips)
• LED characters are displayed back to front.
• No tuning. (+ extract of circuit diagram)
• Blank screen with out of focus blob in bottom centre of screen. (service info for SABA -FF455)
• Appliance has no HF reception. Snowy picture.
• Rolling colours and white lines. (SABA - FF455 information)
• No tuning, OSD or TXT.
• No high voltage or line signal control. (+ extract of circuit diagram)
• Appliance switches off sporadically and immediately starts again. After 3 times it can only be started by the mains switch. Fault occurs according to the picture content 2 to 20 times per day.
• No picture. A flyback is apparent when you increase the G2. (extract of circuit diagram attached)
• Only white noise, channel LEDs do not light up.
• Intermittent colour when setting picture geometry.
• NICAM sound drops out. NICAM indicators flash as sound cuts out.
• Poor quality sound in FM, ok in AM.
• OSD rolls. (extract of circuit diagram attached)
• Switches off by itself. intermittently.
• Sometimes the sound mutes.
• Picture lacks height "top and bottom " and width "left and right". No correction possible. E/W distortion. (picture attached)
• White noise only. No channel LEDs. (+ extract of circuit diagram)
• Shade gradually becomes purplish. Ok at start up. Degaussing ok. (FF455 tip from SABA)
• Faulty raster. Vertical jitter. (+ extract of circuit diagram)
• No red in graphics display. (extract of circuit diagram attached)
• Dark picture with bright lines. Sound OK.
• NS pincushion distortion. More at the bottom than at the top.
• Brightness varies. (part of circuit diagram displayed)
• Functions well but occasionally picture turns grainy as if there was a reception fault. Occasionally 5 and 6 disappear. IF screening ok.
• Brightness varies until there is a dark picture.
• TV just displays LOCK.
• Power supply fuse blown. (extract of circuit diagram attached)
• No picture, sound o.k. High voltage and power supply in good order.
• No signal.
• Picture shifted vertically. (part of circuit diagram displayed)
• Channels have shifted (test picture on channel 33, channel no. 42 displayed).
• Occasionally static discharge.
• Poor Teletext page number.
• No Y-picture or colour. (FF455 tips)
• Dark picture. (+ extract of circuit diagram)
• Volume changes by itself or sound is distorted. (FF455 tip from SABA)
• No sound and occasionally the mute function is activated.
• Intermittent audio.
• No start up with RC. Functions OK with RC when switched on manually. (service info for SABA -FF455)
• Channel raster has shifted by two or more channels.
• No N/S correction. (picture attached)
• Storage battery explodes HD404918 A08
• No picture, only faint coloured areas. (with circuit diagram extract)
• Power supply shuts down. Line drive pulls HT down.
• VHF band 1 fails occasionally. Snow and sizzling in the sound. Band 3 and high channels are ok.
• Cannot be switched over from all channels.
• Low FM audio, high background noise.
• Back cover anti-vibration kit.
• Black patch on left hand side, approx 1/3 of picture. (+ extract of circuit diagram)
• Colour bleeding.
• No sound. TV cuts out after 10 minutes. Sound board OK.
• The appliance starts up after a few mins.
• No picture. TXT OK . (extract of circuit diagram attached)
• Displaced channels eg. M6 on channel 41 instead of 50. No channels between channel 21 and 36. (+ extract of circuit diagram)
• No focus. (extract of circuit diagram attached)
• No sound or picture. No digits lit on display except STEREO and STEREO S2 lit.
• Only colour info visible. No Y signal.
• How to set up SERVICE mode when appliance remains in low range.
• Sporadic hum from speaker. Hum disappears when switched off and on. (extract of circuit diagram attached)
• Crackling sound on "Nicam".
• Spare part no. info: Power supply repair kit. (service info for SABA -FF455)
• Incorrect horizontal linearity, right part of test pattern is wider than left.
• Trips. NICAM lights appear to flash. (+ extract of circuit diagram)
• No tuning.
• After operating for a few minutes, channels 59 and 62 disappear: picture is replaced by snow.
• Blurred colour blobs on screen.
• Spare part info: value of RL55.
• Flickering on channel 60 and on special channels. (service info for SABA -FF455)
• Intermittent switch between programme 1 and AUX.
• No SECAM. Only PAL, even adjusting it to SECAM F. Remains in PAL. OK via scart.
• Stations drift off tune by channel input. Can only be adjusted by fine tuning.
• No line drive. (+ extract of circuit diagram)
• Does not always start up. Standby light flashes. Loses memory.
• Green screen. (SABA - FF455 information)
• Dark picture with 3 RGB lines. Sound available.
• Remote control operation problem. Microprocessor memory and new quartz. New remote control. Remote control information reception on the microprocessor. (FF455 SABA repair tip)
• All adjustments at zero (brightness, colour, contrast). Channels are also at zero. Adjustments can be made at 50 but they are lost during standby or ON/OFF. (part of circuit diagram displayed)
• Intermittent audio.
• Service info: Unlocking the code lock.
• Start up is difficult and occasionally impossible with the IR remote control.
• Intermittent OSG display and sound is reduced. (with circuit diagram extract)
• Crackling on Nicam.
• Poor picture and sound synchronisation. Moire effect on the picture. Occasionally there is no sound or picture.
• Stuck in standby when switched off into standby using RC.
• Sound OK on Canal Plus. No luminance when using decoder.
• No signal.
• Sound is lost intermittently.
• No HT supplies from DP41, DP37 and DP32. (part of circuit diagram displayed)
• Variable sound and picture crackling with snow.
• No sync on TXT and sound. Mixed mode OK.
• Intermittent field collapse. Bright flyback lines rolling at centre of screen 3ins high. (picture attached)
• No picture just scanning lines. Incorrect frame speed. (+ extract of circuit diagram) (FF455 tips)
• Random OSD characters all over screen. (picture attached)
• Cut-off adjustment.
• No display. after a few seconds. AV OK .
• Green picture.
• Blank raster. Flyback lines. (extract of circuit diagram attached)
• General information.
• No stereo reception on channel 60.
• No green. (+ extract of circuit diagram)
• Spare parts information - Part reference for TP24 and TL31.
• RP42 blowing. (+ extract of circuit diagram) (FF455 tip from SABA)
• Occasionally memorized data of control unit processor is lost at switch on or switch off with mains switch.
• No picture. Loss of 1 or more colours.
• No picture. Rainbow colours in lower picture area.
• NICAM sound crackles and is distorted.
• No correct reading on the display.
• Lines in picture. No colour. No RC functions.
• Picture has severe distortion at top and bottom. Changes with line amplitude. (extract of circuit diagram attached)
• Moire effect and no sound for a few moments. (extract of circuit diagram attached)
• Impossible to go into SECAM. (part of circuit diagram displayed)
• Pincushion distortion. (with circuit diagram extract)
• No colour when cold.
• 1Khz tone breaking onto NICAM sound. OK in mono mode.
• Channel display does not correspond to the channels received. eg. displays CH52 when 43 is received.
• Part number info: power supply repair
• After two-three hours the sound crackles very loudly. Model (51K5) Nicam .
• Loud noises from speaker (at switch-off).
• Intermittent fault. The TV stops and even the standby light has gone out. Starts up again by itself.
• No sound or picture. Dark screen. FBT functions. Filament tube is lit up. In scart with a VCR normal sound but no picture. Raster appears faintly when the TV is switched off then switched on again immediately.
• The display indicates 88.
• Mains switch does not lock on.
• No picture. No audio (intermittently).
• CTV loses its programming when there is a power cut. What is the value the battery must charge at ?
• No TXT. No tuning. No OSD. (+ extract of circuit diagram)
• No programming.
• Wavy ripples from side to side. (with circuit diagram extract)
• No audio.
• No synchronisation. (extract of circuit diagram attached) (service info for SABA -FF455)
• Signal and sound are missing.
• Four vertical lines in upper picture area.
• Blue picture. Line at top. (+ extract of circuit diagram)
• Occasionally the video signal is reversed. (with circuit diagram extract)
• Power supply switches off, breaker circuit doesn't start up even with continuous attempts to start up.
• Blows TP24 and/or TL31. (picture attached)
• Service info: Contrast- and beam current adjustment after replacing chroma video module. (FF455 tip from SABA)
• Unable to enter channel number. (picture attached)
• Teletext displays page 100 only. (FF455 tip from SABA)
• Code lock. (SABA - FF455 information)
• Horizontal line. at top. (+ extract of circuit diagram)
• Trips after 15-20 mins. (extract of circuit diagram attached) (FF455 tip from SABA)
• Channel tuning number does not correspond to the frequency required. (picture attached)
• Reduced vertical and horizontal size.
• TV deprogrammes, starts up again then remains in PAL. It is impossible to display S2 standard. (SABA - FF455 information)
• Trips when aerial is inserted. (part of circuit diagram displayed) (service info for SABA -FF455)
• Appliance switches over between VHF and UHF, instead only noise in the picture. (FF455 tips)
• Monochrome picture when AUX selected on IMC receiver.
• PSU starts up 1 time out of 10. At switch off, green dot lights up and then goes out. (SABA - FF455 information)
• No TXT, although control shows appliance is in TXT.
• Crackling, occasionally squealing after operating for approximately 20 mins.
• No contrast. (+ extract of circuit diagram)
• Uncontrollable brightness with flyback lines.
• After 5 mins stations disappear. Wrong characters with the volume OSD. Colours and size change.
• Dark picture and no picture content, no display, only standby dot. (part of circuit diagram displayed) (FF455 tips)
• Low FM sound. High background noise. (service info for SABA -FF455)
• Poor colour.
• Loss of light after 15 minutes.
• No red in picture or TXT. (extract of circuit diagram attached)
• No audio.
• Hum bar. Vertical collapse. after warm-up. (+ extract of circuit diagram)
• Powers up, LED flashing once. (FF455 tip from SABA)
• Unstable picture. in UHF.
• The picture only appears after about 3 or 4 minutes and then turns red or blue.
• Loud noises from speaker (at switch-off).
• The appliance remains in PAL. (picture attached)
• The appliance does not work with the remote control, but requests from the appliance are accepted.
• Popping noise at switch on. (Nicam model).
• Malfunctioning AGC adjustment. (+ extract of circuit diagram)
• Rainbow on the screen.
• No audio.
• Heavy patterning on picture. Turning colour down patterning disappears, but the B/W picture has silvery effect on white areas.
• No sound or raster. (picture attached)
• Intermittent loss of colour. Worse when warm.
• Shuts down (intermittently). (part of circuit diagram displayed)
• Occasionally memorized data of control unit processor is lost at switch on or switch off with mains switch.
• No start up of PSU. 300V present.
• Dark screen with some RGB lines at the bottom of the screen and whistling near the FBT. Capacitor 1000/40V has been changed but fault persists. FBT has been changed but dark screen with hum then goes into safety mode.
• Bright picture. Flyback lines.
• Reduced horizontal size. (with circuit diagram extract)
• No picture. via tuner.
• Flyback lines. at top. (with circuit diagram extract)
• Receives no HF signals. Band change is not possible.
• Relaxation of the power supply. If point 8 of the THT is opened, the 110V voltage returns. (extract of circuit diagram attached)
• No audio. (extract of circuit diagram attached) (SABA - FF455 information)
• Only rainbow effect (picture foldover).
• At switch on, goes into standby and impossible to get out of it. After 5 mins, appliance starts up by itself and functions well. If stopped for a few secs, it works normally.
• Loud noises from speaker (at switch-off). (FF455 SABA repair tip)
• Part number info: power supply repair
• Smokes then switches off. (+ extract of circuit diagram)
• Does not start up, no standby. Voltage on TP48 C 0V, Bet E 7.35V. Voltage 300 on CP03 OK.
• With a 220V/100W load or with line connected, power supply stops but functions with the line disconnected.
• Channel 60 and special channels flicker. U6 (30V) too low.
• No reception or sound. Brightness is OK.
• Contrast is low in text mode, TV and mix modes are ok.
• No picture (intermittently). (+ extract of circuit diagram)
• Black screen. All the voltages are correct. The sound, line transformer and the G2 are ok but the screen remains black.
• No colour (intermittently). (FF455 tips)
• Switched mode chopper transistor blows fuse at switch on. (part of circuit diagram displayed) (FF455 SABA repair tip)
• Partial blanking of video info. (extract of circuit diagram attached)
• Resistor RP01 on the power supply module burns. (service info for SABA -FF455)
• No start up. The standby light comes on then goes off straight away when stop function is requested. ***MODIFY PAGE ACCORDING TO FRENCH.***
• Service information: Function of the E/W stage.
• Black, green, pink, blue screen after start-up for 1 min, then goes to normal.
• No sound except on the headphones and the scart plug.
• No RC functions (intermittently). (+ extract of circuit diagram)
• Various video faults. (with circuit diagram extract)
• SAT switch over is defective.
• No scanning. When appliance is switched on green bars then they disappear. FBT is ok. Function is ok.
• If a channel is programmed, the programme reappears and the appliance goes to safety mode. (extract of circuit diagram attached) (FF455 SABA repair tip)
• No sound at switch on.
• Appliance has no HF reception. Snowy picture.
• Brightness of display is adjustable.
• Black raster. 1/2in of picture. (extract of circuit diagram attached)
• No picture. Horizontal collapse. Audio OK . (+ extract of circuit diagram)
• Display shows channel only. (with circuit diagram extract)
• Vertical lines pulling at the top of the picture.
• Teletext graphics are incorrect with black bars down the screen.
• Poor vertical linearity.
• Impossible to select bands. Tuner UHF OK. OK via scart. Signal present.
• Occasionally there is a luminance problem when warm. (+ extract of circuit diagram)
• Wavy picture on right side. Switches off after 5 to 10 mins. (picture attached)
• No channel storing. (extract of circuit diagram attached)
• TL31 heats up and blows after 5 mins.
• No colour. (extract of circuit diagram attached)
• No voltage on varicaps. (with circuit diagram extract)
• No picture, white screen and there is an erasing problem after one hour.
• Sharp picture but negative and pale. Service mode OK.
• No sound or signal.
• Switches off for a short time then returns on programme 1 (early F15 chassis).
• Changes between standby and ON mode. (with circuit diagram extract)
• Tuning drifts (after a while).
• No colour. (extract of circuit diagram attached)
• Intermittent loss of channels from memory after switching on again. (picture attached)
• Receives no HF signals. Band switch over is not possible. (part of circuit diagram displayed)
• No channel tuning in search mode.
• Sound makes a noise on both channels and is dependent on the volume setting.
• Display flashes and turns dark. Channel displayed but cannot be adjusted. RC OK.
• No off-air luma. TXT OK.
• HT is low at approx. 152V and has intermittent tripping.
• No sound or picture. Teletext functions. Static discharge. New appliance.
• The picture jumps when the appliance is warm and moves downwards.
• No line oscillation. (with circuit diagram extract)
• No EHT or power supply when switched on. 7V=6.3V.
• PSU does not oscillate correctly. (extract of circuit diagram attached)
• Poor reception. in UHF. Hum in audio.
• Constant red, green and blue line scanning.
• Screen is blank with rolling lines at the top.
• No sound, no picture. Weak brightness. Flyback lines if G2 pushed. No functions from TV front panel.
• Horizontal rotating lines approx 5-8cm high. (part of circuit diagram displayed)
• Power supply switches off.
• Picture is too dark - coloured edges on the right.
• Channel raster has shifted by two or more channels. (part of circuit diagram displayed)
• At switch on, focus pot arcing and igniting. CRT board and tube ventiduct disconnected but fault persists. (FF455 tips)
• Intermittent colour.
• Narrow horizontal lines in the picture. (part of circuit diagram displayed)
• No Canal Plus decoding.
• No or poor synchronisation. (extract of circuit diagram attached)
• No search possible, snow.
• The very high tension is intermittent.
• No IF signal from tuner.
• Intermittently no adjustment of sound with RC. RC OK. IR receiver OK.
• Loud noises from speaker (at switch-off).
• No blue. (extract of circuit diagram attached)
• No picture. Centre section of white line just visible at top centre of screen. (with circuit diagram extract)
• Intermittently goes into TXT mode. (+ extract of circuit diagram)
• Signal and tuning are missing.
• TL17 shorts at start up.
• Service info: Contrast- and beam current adjustment after replacing chroma video module.
• Appliance trips or RL44 burns up.
• Replacement of uP HD 404019 A05.
• Intermittently noise breaks through on NICAM sound.
• No red on TXT. Picture OK.
• The video fails with the decoder syster. No problem with the old decoder.
• Channel numbers cannot be entered.
• Interference in picture. Audio OK . (with circuit diagram extract)
• Channel raster has shifted by two or more channels. (picture attached) (service info for SABA -FF455)
• Intermittent crackle on sound.
• Channels 1, 2, 3 and 4 ok but teletext is green.
• Dead. (extract of circuit diagram attached)
• No sound via scart and Canal Plus. (FF455 tip from SABA)
• Horizontal line runs from top to bottom and distorts picture. (picture attached)
• Line output transistor fails repeatedly. at start-up.
• Trips three times at start up.
• Protection mode activated. Standby LED flashes .
• No function. PAUSE LED is lit.
• Protection circuit comes into force inappropriately.
• Functions in PAL. Does not take the Secam standard. (extract of circuit diagram attached)
• How to disable key code.
• No sound or picture. Dark screen. In scart with a VCR, normal sound but no picture. Raster appears faintly when the TV is switched off then switched on again immediately.
• After changing transformer LP03 burns. TL31 disconnected, 7V on DP37 and 145V on DP41 OK. BU508AT5 has been replaced by BU508A but fault still persists.
• Intermittent power up; line at top. (with circuit diagram extract)
• Shuts down. after start-up.
• Occasional raster desynchronisation.
• Loud tripping noise from the output stage. Trips three times then dies. (with circuit diagram extract)
• Will not go into standby cleanly when hot, it will pulse between standby and on 5/6 times before finally staying in standby.
• Deprogramming due to static loads.
• Type of memory battery. (extract of circuit diagram attached)
• No picture. (extract of circuit diagram attached)
• When cold trips 3 times with crackling in the speaker, then safety mode. When warm trips then starts up. (part of circuit diagram displayed)
• Colour cuts out occasionally.
• Dead (after start-up).
• Trips 3 times.
• Tuner cutting out occasionally.
• RC part number.
• No IF signal from the tuner. (SABA - FF455 information)
• There is a moire effect on the screen for a short while and no sound.
• No RC functions. (+ extract of circuit diagram)
• No normal sound just white noise. NICAM OK.
• No operation (intermittently).
• The channel frequency shifts for 3 seconds then shifts again. (with circuit diagram extract)
• No NICAM sound, normal sound ok.
• Picture appears to pulse or flutter.
• Switches off then starts up again, mostly when cold. When TV works, sound mute and background noise, but sound reappears at channel switch over.
• After working for a while, RVB lines appear at the top of the screen.
• Blank screen. Coloured spots rising from bottom. (picture attached)
• A useful note with these appliances.
• Channels drift after start-up. (with circuit diagram extract)
• TP48 fails after a few days.
• No video signal. Sound and TXT display OK.
• Reduced width and width control has little or no effect. (extract of circuit diagram attached)
• TV goes off and switches on again three times then goes into safety mode.
• Dead. Standby dot lights up for 1 sec. at switch off.
• Occasionally no start up. Protective circuit sets in. No soft start. (+ extract of circuit diagram)
• Crackling audio. intermittently.
• Line at the bottom, no picture. Rattling. (with circuit diagram extract)
• White lines in the middle of the screen, which is black. (+ extract of circuit diagram) (FF455 SABA repair tip)
• No colour in Secam, ok in Pal. RGB ok. (FF455 tip from SABA)
• Colour cuts out occasionally.
• Sound from right channel is missing.
• Service info: Unlocking the code lock.
• No AGC.
• Crackle effect on sound. Intermittent lines across picture. (picture attached)
• No picture. Lines in picture. intermittently. (picture attached) (FF455 tips)
• No FS tuning. (extract of circuit diagram attached)
• No picture or PLL operation. There are vertical interference bars present. (extract of circuit diagram attached)
• Slow start-up. (picture attached)
• No reception and the display is in German.
• Occasionally colour fails.
• Severe patterning like white sparklies. (extract of circuit diagram attached)
• No HF signals received. Band switch over is not possible.
• No red in picture or TXT. (picture attached)
• No sound on NICAM sets.
• No channel storing. (extract of circuit diagram attached)
• Blurred picture, fine adjustment does not adjust sufficiently.
• With audio module black picture with unstable green bars. Without an audio module snowy picture but no reception.
• Random flashing of lines on screen.
• Intermittent loss of raster at switch on with white lines at the top. Flyback raster when acting on PG08 or when going to AV.
• Service info: Contrast- and beam current adjustment after replacing chroma video module.
• Colour flashing in and out.
• Cabinet back cover vibrates at certain audio frequencies.
• No stereo reception on channel 60. (FF455 SABA repair tip)
• No tuning possible. Hum in VHF. Channel display correct.
• Programming impossible but responds in SERVICE mode.
• No picture. intermittently.
• Part number info: processors
• No signal or goes snowy after 1 hour. (with circuit diagram extract)
• Cannot change channels. (part of circuit diagram displayed)
• Power supply BU blows after operating for a short time. (with circuit diagram extract)
• No brightness.
• No field scan when switched on from cold. Field output thyristor DL21 may not operate. (with circuit diagram extract)
• The sound disappears when the appliance is warm.
• Does not store programmes.
• Intermittent sound from right-hand speaker.
• Empty lines in top part of picture.
• No blue. in TXT. Picture OK .
• No STEREO reception on channel 60.
• Picture and sound disappear after approx 5-10 minutes. Not heat-sensitive.
• Low HV. (+ extract of circuit diagram)
• No picture only on 3 channels (eg. nothing on 1, 3 and 6 but picture on 2 and 5) after warming up for 10 mins. This problem disturbs other TVs plugged into the same aerial. (extract of circuit diagram attached)
• Line transformer vibration on white pictures.
• Memory loss. after a while.
• Sound is very distorted on both channels when cold like when warm. All the other functions are normal. (service info for SABA -FF455)
• Lines in picture. at top. (extract of circuit diagram attached)
• Occasional tuning drift and breakup of picture.
• In time picture increasingly wanders down the screen.
• Picture is dark and no picture content, no display, only standby dot (line drive ok). (+ extract of circuit diagram)
• Moire effect in the colour areas.
• Replacing BU508, BU508AV, S2000A, S2000A2 and TP24.
• Blank raster, sound + EHT OK, no r.g.b. Out of IV21 (HA11498). (part of circuit diagram displayed)
• Colour fails occasionally.
• Colour picture via the tuner, black and white in scart.
• Variable sound and picture crackling with snow.
• TP24 blown when appliance goes into standby.
• Moire effect in the colour areas.
• No audio. (service info for SABA -FF455)
• Approx 3cm at top of picture has coloured lines. (with circuit diagram extract)
• Red picture (after a while).
• LED remains on when set switched on.
• Trips after warming up for a few minutes. (picture attached)
• Stuck in standby. (picture attached)
• Faulty raster. (extract of circuit diagram attached)
• Cables to be connected on the vertical deflector.
• Black bar. at top and bottom. (extract of circuit diagram attached)
• No audio.
• Desynchronisation of the OSD when changing channel or "display line adjustment" display circulates on the screen and is illegible. (with circuit diagram extract)
• No stereo LED operation. (FF455 tip from SABA)
• No audio. (FF455 tip from SABA)
• Sound only at maximum volume.
• Excessive green. (picture attached)
• No TXT. Muted audio. (picture attached)
• When switching on snow with moiré on all stations. It seems as if the stations are way out. After running for a short time picture is ok.
• No text, sound muted. (picture attached)
• Picture height below the centre of the screen.
• Negative picture, striped and running through in UHF. OK in VHF.
• Only rainbow effect (picture foldover).
• Picture geometry problems.
• Service Info: Unlocking the code lock.
• RF14 burns up. (picture attached)
• No stereo reception on channel 60. (extract of circuit diagram attached)
• Weak blue until the brightness is turned up, but then blue flares. (extract of circuit diagram attached)
• Power supply switches off for a short time (hiccup) when channel is switched over.
• Disable electronic combination lock.
• Line output transistor TL31 fails. Works for days sometimes weeks. (part of circuit diagram displayed)
• Flickering on channel 60 and on special channels. (service info for SABA -FF455)
• No colour (via SCART).
• Intermittent flashing lines on screen. Picture OK with scart input. (extract of circuit diagram attached)
• RC part number.
• No audio.
• Interchangeability of teletext boards between chassis ICC5 and ICC5.01.
• No HV. (+ extract of circuit diagram)
• No channel storing.
• No vertical deflection. intermittently.
• At switch on, raster linearity fault for 1-2 minutes. (SABA - FF455 information)
• At switch off, loud noises from the speaker.
• Power supply does not start up. No standby. 5V present. IR01 is ok. TEA2029 is ok. No oscillation on the primary circuit.
• PSU does not start up. standby point is visible for a short time. (SABA - FF455 information)
• Channel programming is impossible. The channels are defective on the display.
• No TXT. Intermittently low contrast picture in TXT mode. (+ extract of circuit diagram)
• Chroma fault in Secam. (with circuit diagram extract)
• A1 voltage.
• No sound. Hiss only.
• Poor focus on picture or TXT. Low brightness and badly smeared. (with circuit diagram extract)
• TL29 fails in B and C after start up.
• Does not change channels. (+ extract of circuit diagram) (SABA - FF455 information)
• Picture jumps and vertical distorsion according to video content, mostly on second station, channel 21. Intermittent fault.
• At switch on by ON/OFF switch EHT is heard for 1 sec. then goes dead. No display, no LED.
• Volume changes by itself or sound is distorted.
• HT value.
• Intermittent large noise bands. Picture OK via SCART socket.
• Frame jumping or twitching. (with circuit diagram extract)
• Vertical stability fault. Picture revolves as it moves up the screen. No sound with scart. TV goes into standby after 5 mins as if there were no transmission.
• Part number info: Processors
• No horizontal deflection.
• Rainbow effect on picture. Flyback lines. (part of circuit diagram displayed) (FF455 tips)
• Replaced small transformer which was burning but TV remains in standby and FBT crackles for 5-6 secs then nothing.
• Channel 60 and high channels flicker. U6 (30V) is low. (with circuit diagram extract)
• No horizontal deflection (intermittently).
• No tape-end shut off, changing IT20 and IR01 does not cure the problem, no reception on all channels only white shimmer.
• Channel 60 and special channels flicker. U6 (30V) is too low.
• There is 145V instead of 170V and there is too much L/T amplitude.
• Switches to standby (after a few seconds). (+ extract of circuit diagram)
• Part number info: RC
• TP24, TP16, TP19, TP11 and fuse blow. TL31 ok.
• Occasionally memorized data of control unit processor is lost at switch on or switch off with mains switch. (SABA - FF455 information)
• Reduced field scan 2in scan approx 1/4in from top. 9 white lines within scan. (picture attached)
• Program site is displayed but the appropriate picture does not appear. If fine tuning is activated, picture appears.
• After a storm no sound and no picture. No light, filament lights up, line transformer ok. screen remains dark, light appears at switch off. (FF455 tip from SABA)
• No switch on at all. No standby LED or programme display on front panel. (extract of circuit diagram attached)
• Line tearing. (extract of circuit diagram attached)
• No picture (after a few minutes).
• ICC7 chassis. N/S correction does not function properly. Initially no function.
• Power supply of the control micro is too low (micro has been changed). 3 Volts, CTV does not start up.
• After replacing IV21, picture is too wide. Slight geometry fault.
• Mains transistor TP24 (S2000AF) blown straight after being turned on.
• Line tearing/ragging on TXT and OSD. TV picture OK. (+ extract of circuit diagram)
• No picture. Sound will not tune. (with circuit diagram extract)
• Poor channel reception and channels 59 and 62 are replaced by snow. Occasionally reception is correct.
• Switches off a few times each evening after replacing transformer. Intermittently switches on again after a while. Sometimes needs to be switched on again.
• No colour in PB from a Ferguson FV26D VCR when VCR is positioned under the TV.
• Blank raster. White and RGB lines at bottom of screen. (with circuit diagram extract)
• No TXT. Command is received but not carried out. Picture does not turn black.
• VHF is ok, no UHF or very little.
• No audio. after a few minutes. No picture. after a few minutes. (part of circuit diagram displayed)
• No HV (intermittently).
• No standard switching. Blocked on PAL. (extract of circuit diagram attached)
• Distortion in the south. Distortion starting at both sides and going to a third of the tube. Fault in the shape of a curve whose extremities are the corners of the tube. (extract of circuit diagram attached)
• No audio. No picture. (with circuit diagram extract)
• No audio.
• Loss of red.
• When increasing contrast or on bright video scenes, chroma disappears and 1 or 2 vertical fine black lines appear on left of screen.
• Blows line output transformer.
• Unstable picture. Horizontal interference on the screen. The sound crackles.
• Colour flashing in and out. (extract of circuit diagram attached)
• Spare part no. info: Power supply repair kit.
• Loses channel 1.
• TV does not start up. Power supply does not decouple.
• Dead. LED blinks .
• Only rainbow colours (picture foldover).
• Blanking lines in the top part of the picture.
• Red raster. Flyback lines. (extract of circuit diagram attached) (SABA - FF455 information)
• Spare part no. info: Power supply repair kit.
• Field collapse to approx 12 lines in centre of screen. (part of circuit diagram displayed) (FF455 tip from SABA)
• The picture moves out of its frame when the appliance is warm.
• Loss of sync on teletext. Mix teletext/picture ok.
• Picture is almost dark, colours are weak and the Y-signal is too weak.
• No picture and strange glow at top of picture. (+ extract of circuit diagram)
• Ticking noise on sound with intermittent mute.
• Part number info: power supply repair
• Flyback rasters on screen. No picture, no sound. Display on the front is ok.
• Intermittently switches between programme 1 and AUX. (part of circuit diagram displayed)
• White screen with flyback lines. Beam current limiter fault G2. A450VT has already been adjusted.
• Picture is very dark. Picture is visible only by the predominant areas of red and blue.
• Unfocused raster. (picture attached)
• Service info: Contrast- and beam current adjustment after replacing chroma video module.
• Hum bar drifts down picture then field collapses after approx 1hr. (+ extract of circuit diagram)
• Appliance has no HF reception. Snowy picture. (with circuit diagram extract)
• Nicam is intermittent. (FF455 tip from SABA)
• Switches to protection mode. intermittently.
• Intermittent loud distortion, a bit like motorboating. More likely to occur at high volume settings. (service info for SABA -FF455)
• No standard switch over. No SECAM.
• After changing the CRT base, there is HT flashover which appears as crackling sound and flickering picture.
• High pitch whistle on sound, varies with volume mainly on IBA transmission but can occur on BBC as well.
• No vertical text lock. (extract of circuit diagram attached)
• Poor reception. Pieces of OSD appear erratically on display. No menu display.
• Weak UHF and VHF reception. (SABA - FF455 information)
• Power supply goes into safety mode. (extract of circuit diagram attached)
• Wrong display. Low light with no picture or sound.
• Intermittent dead. Can be OK for days. (extract of circuit diagram attached)
• No or slight sound on the right and/or left tracks.
• Black and white picture if the receiver is on "Auxiliary".
• No picture. There is a white raster on the right of the screen.
• When switching on with RCU, appliance does not react unless you are approx 1m away from it.
• When TV is switched on in standard G, standard cannot be modified. (+ extract of circuit diagram)
• Black lines appear on the screen. (with circuit diagram extract)
• The channel display is incorrect (eg.when receiving channel 36, the display shows channel 38). (extract of circuit diagram attached)
• Pulsates once with line transformer then line BU blows and power supply pulsates twice. When line transformer starts up for the first time, arcing between deflector and tube.
• Receives no HF signals. Tape switch over is not possible.
• Receives no HF signals. Band switch over is not possible. (+ extract of circuit diagram)
• White screen. Flyback lines.
• Rolling coloured and white lines. (extract of circuit diagram attached)
• Loss of memory. All program sites on C00. (FF455 tip from SABA)
• No UHF reception, displays channel.
• No channel storing. (service info for SABA -FF455)
• No power supply. Standby light comes on then goes off.
• Memory loss. (FF455 tips)
• In cold state of the television receiver, the thyristor DL21 (ESM740G) in the vertical stage may not switch on.
• Failure of LG11 in line output circuit. (picture attached)
• Colour fails occasionally.
• Intense patterning on picture, silvering effect on all white areas.
• In the picture appear black lines similar to lightning. Fault is not visible via scart.
• Tripping. (+ extract of circuit diagram)
• After switch on power supply pulsates three times. (extract of circuit diagram attached)
• VHF band 1 occasionally fails. Snow and sizzling noise in sound. Band 3 and high channels are ok.
• No picture, only flyback raster visible with distorted raster.
• Fuse and power supply transistor defective.
• Volume alters by itself or sound is distorted.
• Field collapse with RGB lines at top of picture. (+ extract of circuit diagram)
• No or intermittent picture. via RF output. OK via SCART . (part of circuit diagram displayed)
• Distorted text page numbers.
• Intermittent NICAM sound. (picture attached) (FF455 tip from SABA)
• Goes into standby and cannot be turned on using RC; OK when channel up button on set is pressed for approx 8 secs. (with circuit diagram extract) (SABA - FF455 information)
• Operation OK. Dark screen, no sound. RCU OK. As in AV position no snow or thermal tube noise. (part of circuit diagram displayed)
• Popping noise from speakers at switch on.
• Bottom of picture stretches intermittently. E/W effect.
• Vertical interference line (1/2cm wide) at left of picture on low channels.
• Does not switch on and no standby.
• Picture appears after 1.5 mins when cold and after 25 mins when warm (extract of circuit diagram attached)
• Snowy picture after 20 mins. (extract of circuit diagram attached)
• Switches to standby (intermittently). (with circuit diagram extract)
• No colour.
• Moire pattern. when cold.
• Flickering picture. No picture. after a few minutes. (+ extract of circuit diagram)
• Hum on picture and noisy chopper transformer.
• After two minutes graphics appear on screen showing "nicam and mono" flickering and affecting audio reception. (extract of circuit diagram attached)
• Low brightness. (extract of circuit diagram attached)
• Line amplitude is too strong and there is a problem with the east/west cushion.
• Looks like crt low emission. (extract of circuit diagram attached)
• In cold state of the television receiver, the thyristor DL21 (ESM740G) in the vertical stage may not switch on. (picture attached)
• No RC functions. after warm-up.
• Interchangeability of teletext boards between chassis ICC5 and ICC5.01.
• No sound or picture. Teletext functions. Static discharge. New appliance.
• Teletext moves vertically. Appliance functions very well when Teletext is not displayed.
• Only a horizontal line at the bottom. (with circuit diagram extract)
• Intermittent colour.
• Top half picture blank, bottom half bright flyback lines.
• Only rainbow colours (vertical deflection).
• Poor base command. TL31 at -0.4V instead of -0.8V, correct format.
• Dark screen dark with vertical bright flyback lines. Picture suddenly appears leaving 2" band at top. (with circuit diagram extract)
• Volume changes by itself or distorted sound.
• Random clicks with Nicam sound.
• Service info: Function of E/W stage.
• Rainbow effect on lower picture edge, otherwise no picture.
• Failure to change channels, no memory of channel data.
• TP48 fails after short time.
• No TXT (intermittently).
• Line whistle. (with circuit diagram extract)
• Black box appears instead of clock on channel change or when adjusting volume on IMC models.
• Part no. info.: RC.
• Does not start up. 142V on line collector S2000, the standby LED scarcely lights up when appliance is switched off, a priori no diodes s/c.
• Intermittent unlocked colours.
• Intermittently when changing channel, black bars and no picture on channel 23. (part of circuit diagram displayed) (FF455 tips)
• Vertical roll. Vertical foldover at bottom. (+ extract of circuit diagram)
• Moire effect in the colour areas.
• Loud crackling noise from right hand loud speaker at switch on.
• No audio.
• Height reduces. Creeps up from bottom. (part of circuit diagram displayed)
• PSU and high voltage pump three times. (extract of circuit diagram attached)
• Line transformer does not start up.
• Spare part no. info: Power supply repair kit.
• At switch on RC must be held at least 40cm from the appliance. If appliance runs, all other functions work perfectly from 4-5m away. (with circuit diagram extract)
• No picture. No audio. when changing channels.
• No STEREO reception on channel 60. (part of circuit diagram displayed) (FF455 tip from SABA)
• Blurred coloured blobs on screen. (+ extract of circuit diagram) (FF455 SABA repair tip)
• Intermittent loud "thump" from speaker. (FF455 tip from SABA)
• Vertical roll. (with circuit diagram extract)
• Starts up three times then switches off.
• Disable electronic lock.
• Picture reduced to the top half of the screen with a linearity fault. Light pulsates and flyback raster on some lighter pictures. Scanning returns to normal occasionally when changing channels. (+ extract of circuit diagram)
• Video disappears and comes back after a few seconds. Sound present.
• Dead (after lightning strike). (part of circuit diagram displayed)
• Picture white out.
• TP24 gets hot and short circuits. Poor base command.
• Reduced vertical deflection.
• Picture from the bottom to the middle of the screen. Not possible to adjust the vertical amplification. Black screen to the middle of the screen then picture from the middle to the bottom of the screen.
• Hiss in audio.
• Automatically changes channels and goes into standby.
• Spare part no. info: Power supply repair kit.
• Loses programmes. Sometimes does not start up. Wrong display.
• Crackling audio. Snow in picture. (+ extract of circuit diagram)
• RC part number.
• No picture at switch-on. Sound OK. Picture may return intermittently. (extract of circuit diagram attached)
• Service info: Function of the E/W stage.
• Reduced horizontal size (intermittently). (+ extract of circuit diagram)
• White dotted line appears on the left of the picture in VHF/Band I reception. (picture attached)
• Distorted verticals only on top.
• Various breakdowns due to U1=7V.
• Vertical rolling, will not lock with adjustment of the potentiometer.
• Horizontal collapse. (+ extract of circuit diagram)
• How to disable key code.
• The appliance switches to BG standard.
• Brightness problem, display works well but no variation. Contrast and colour ok. Clock data and enable data ok. (FF455 tip from SABA)
• Reduced vertical deflection. at bottom.
• Pincushion potentiometer PG08 acts as width control. (picture attached)
• When the appliance switches off, a spot appears on the screen. (extract of circuit diagram attached)
• No horizontal amplification.
• Colour bleeding.
• Goes into black and white, flyback lines then stops. Dead. Starts up again 2 or 3 times then cuts out completely.
• No sound or picture except in scart. (picture attached) (SABA - FF455 information)
• No raster deflection. No picture, only vague light in background. Looks like coloured spot at bottom of picture. No start up.
• Loss of red. (extract of circuit diagram attached)
• Only rainbow colours (vertical deflection error). (extract of circuit diagram attached) (FF455 SABA repair tip)
• Intermittent trip/chopper failure.
• Maladjusted convergence on the top quarter of the picture.
• Poor audio.
• No picture. via RF output (intermittently). OK via SCART . (extract of circuit diagram attached)
• Double picture. Picture shifted 1mm.
• No OSG, (on screen graphics). Although no OSG, picture functions can still be altered.
• No sound. No picture. No OSD. Only purity spots.
• No LL' switching when you press C of the remote control.
• Snow in picture. intermittently. (SABA - FF455 information)
• Part number info: power supply repair kit
• No sound or picture. Scanning not very apparent, greenish, flyback lines. Functions occasionally in scart.
• No UHF switching voltage or programme reception. (picture attached)
• No switching possible in standard LL. (+ extract of circuit diagram)
• No blue just smeary. (FF455 tip from SABA)
• Power supply doesn't start up.
• Loss of stored settings: Tuning, picture or sound.
• No raster. (picture attached)
• Line BU blows after some time.
• Faint white lines rolling up and down picture. Slight cross-modulation effect on off-air signal. (with circuit diagram extract)
• The PSU switches 3 times, line transformer, E/W diodes, U4 and U5 are ok.
• Thin black lines across picture. Intermittent arcing. (picture attached)
• TXT functions for only 2 secs on high VHF. Functions OK on low VHF low and S channels. (service info for SABA -FF455)
• Intermittent tripping, display ok. Possible start up again via On/Off switch.
• After operating for 5 mins in black and white, it loses G2 and turns mauve.
• Stop function does not function in teletext, but always jumps back to the memorized page. (extract of circuit diagram attached)
• Unstable operation of the oscillator.
• No colour, no brightness. Only one colour on TXT or certain colours are missing. (FF455 tips)
• Appliance has no HF reception. Snowy picture. (picture attached)
• Distorted sound, balance off centre, supersound and NICAM defective.
• No PLL locking when the appliance is switched on. The power supply from TDA6316A is 4.4V instead of 5.1V. (extract of circuit diagram attached)
• Menu display in wrong language.
• Service information: Function of E/W stage.
• Off-air luminance is missing, text is ok.
• Picture interference at the top and bottom, which changes with the line amplitude. (with circuit diagram extract)
• Unable to tune in fully.
• PSU fails in various conditions.
• Occasionally the appliance is blocked. (extract of circuit diagram attached) (FF455 tip from SABA)
• The TV may function for several days then cut out. VHT is present, black screen and the display indicates standby mode.
• Loss of memory when you switch off the TV and in standby you need to be 5cm from the TV to start it up again despite the TV operating well. Battery is ok.
• Green screen. (+ extract of circuit diagram)
• Sound interruption and/or crackling.
• Field collapse across centre of screen. Hum bar may drift down screen about 1 hour before field collapses.
• No vertical synchronisation. (picture attached) (FF455 tip from SABA)
• Remains blocked in PAL.
• Colour fails occasionally.
• White wavy line across the middle of picture 1in wide. (extract of circuit diagram attached) (FF455 tip from SABA)
• No picture or the picture blows. (with circuit diagram extract) (FF455 tips)
• Picture shifted vertically. at bottom. (+ extract of circuit diagram)
• No horizontal synchronisation. when changing channels. (+ extract of circuit diagram)
• Intermittent NICAM sound.
• Receiver goes off after tripping of power supply.
• Picture has shifted horizontally. Sound available only every 2 secs. Picture and sound OK via AV.
• Spitting noise from speaker. Intermittent digital sound. NICAM LED's go out.
• TV functions but the displays are erased after a few secs.
• No picture, picture appears after each channel change then disappears a few seconds later. Sound ok. (extract of circuit diagram attached)
• No vertical deflection. Burning smell. (picture attached)
• S2000 in power supply defective after a few mins.
• No colour in SECAM. Functions in PAL via scart. (service info for SABA -FF455)
• The 1.6A fuse is open circuit. (picture attached) (service info for SABA -FF455)
• Noisy sound on both channels (dependent on the volume setting).
• At start up, time base and EHT for a moment then cuts out. No standby light on.
• Tripping. Arcing. Burning smell. (+ extract of circuit diagram)
• Only 1/4 inch of picture at left hand side. Remainder of picture blank.
• Scanning on the screen is visible on a part of the screen. The programme number display is correct. (+ extract of circuit diagram)