F20 / SABA [TV]

• Fuse blows at switch on. (+ extract of circuit diagram)
• Low audio.
• Part no. info.: RC.
• Starts up three times then goes into safety mode. (picture attached)
• Low hum from the speaker in standby. (picture attached)
• Hiss in audio. (part of circuit diagram displayed)
• Sound sizzles.
• Part number info: power supply repair
• No TXT. (extract of circuit diagram attached)
• Loud noise, if appliance is switched to standby.
• Vertical picture position shifts intermittently upwards approx 2 cm after switch on. It is OK after approx 10 mins.
• No NS correction.
• TV only starts up very rarely, when it does start up, RL26 smokes, the deflectors heat up and smoke, distorted picture and the colours fade.
• Stuck in standby. (part of circuit diagram displayed)
• Part no. info: PSU repair kit.
• Dark picture. No audio. OSD OK . (F20 tips)
• HT fails immediately after starting up. PSU switches to standby.
• Functions for a few secs then goes into standby. Channel change does not occur. (part of circuit diagram displayed)
• Starts up in standby. Standby display ok.
• CTV blown, if connector BF01 remains connected. Vertical scanning line is at bottom of screen.
• Intermittent sound muting with no OSD. (part of circuit diagram displayed)
• Vertical amplitude is too low.
• All secondary power supply voltages are doubled.
• Sound fizzles.
• No vertical and horizontal amplitude. Picture shifted downwards. (picture attached)
• The tinge varies.
• No channels. Standby LED lit . (+ extract of circuit diagram)
• Starts up with difficulty. Line transformer only starts up after several attempts.
• Colour takes approx 10 mins to appear. (picture attached) (F20 tips)
• Loud noise if switched to standby. (with circuit diagram extract)
• When warm picture foldover towards the bottom and horizontal flyback lines. Noise from the line transformer. (part of circuit diagram displayed)
• Signals reduced to quarter of their size and are distorted on TL19 after 3 secs from start-up. TL19 burns if left under load. (extract of circuit diagram attached)
• Picture is just at the top edge of the CRT if the vertical picture centering regulator is at the end position. The topmost lines are somewhat bent to the right. (F20 tips)
• The picture blows.
• Distorted picture (line amplitude, linearity).
• Does not start up. Standby lit. Slight motor noise in speaker.
• Vertical collapse. (extract of circuit diagram attached)
• Power supply hiccups. (with circuit diagram extract) (SABA - F20 information)
• Loud noise if switched to standby. (+ extract of circuit diagram)
• Arcing of line transformer and focus G2. Picture now has a large horizontal foldover from top to bottom of screen.
• White dotted lines appear on left of picture in VHF/Band I reception.
• Part no. info: PSU repair kit.
• White setting: picture tube board. (F20 tip from SABA)
• Picture shifted vertically.
• Part no. info: PSU repair kit.
• No function. Reset does not react.
• Loud noise if switched to standby. (with circuit diagram extract)
• Intermittently trips off for approx 1 sec.
• No picture. No sound. Switches off after 3 secs, remains in standby and has an afterglow fleck. (picture attached)
• No colour, only on French channel "La 3". (service info for SABA -F20)
• Switches to protection mode. (picture attached)
• Dead. No voltage on the secondary. 300V on collector TP29. All the transistors and diodes are ok. Even no standby light.
• RC part number.
• Attempts to start then smoke appears.
• Random loss of station memory when CTV starts up.
• Low pitch, inaudible sound via scart. Value of SMD resistor pin 14 of IF module ? If 100Ohm applied there, sound ok but volume cannot be lowered. (+ extract of circuit diagram)
• No brightness and incorrect OSD. OSD background is bright red. (with circuit diagram extract) (service info for SABA -F20)
• White screen in scart and no sound. Picture ok via tuner. Displays programmes and sound level etc.
• Line on the screen at the start. (part of circuit diagram displayed)
• Flag effect when playing back with a VPH6400 Thomson VCR. Ok via scart. (service info for SABA -F20)
• After 5 mins a noise like rapid crackling occurs at the scanning level. Noise disappears if picture is misframed upwards. (with circuit diagram extract)
• No picture, only snow. in PIP.
• Tripping. Red standby LED dimming on and off. (extract of circuit diagram attached)
• Part no. info: PSU repair kit.
• Spare part no. info: power supply repair kit.
• Cut off lines visible after some time. (service info for SABA -F20)
• Only a horizontal line at bottom of picture.
• Teletext clock stops. Each 5cm high part of the picture is missing.
• No sawtooth signal on raster. Horizontal bar appears at bottom of picture. (F20 SABA repair tip)
• Unstable vertical scanning with foldover in the picture. (picture attached)
• Distorted picture. Strong streaking.
• Picture is green, red and blue with flyback lines.
• Vertical line.
• Line stage does not start up.
• Power supply goes to standby and standby light is lit up.
• No HF reception. Snow on picture.
• Distorted picture. Strong streaking.
• When set to standard adjustments the contrast value is too high. (SABA - F20 information)
• At start up snowy screen with no reception. When pressing the programme keys the numbers run through continuously. No sound.
• RC part number.
• Goes into safety mode after operating for a few mins or hours. Necessary to wait 2 mins to start again with the RC. (+ extract of circuit diagram)
• Loud noise, if appliance is switched to standby.
• No 30V on pin 5 of tuner in PAL SECAM. (with circuit diagram extract)
• Part no. info: PSU repair kit.
• Intermittently switches off and on when changing channels or when picture has high beam current content.
• At start up there is a power supply fault. TP29 must be replaced. After this the picture lacks vertical and horizontal amplitude. Reduced picture which has shifted to the bottom of the screen. (extract of circuit diagram attached)
• Line transformer blows a few secs later after appliance is started up, line transformer has been changed but fault persists. Output voltage 8.2V instead of 15V on the power supply secondary with the line transformer removed.
• Switches to protection mode (after start-up). (extract of circuit diagram attached)
• Dark picture. (extract of circuit diagram attached)
• BU 508A in the power supply gets too hot and goes defective after approx 5 minutes. (part of circuit diagram displayed)
• Part no. info: PSU repair kit.
• Low buzzing sound from speaker in standby.
• S2000 blown. (service info for SABA -F20)
• Horizontal black bars appear on screen. Parts of TXT picture are missing.
• Loud noise, if appliance is switched to standby.
• Horizontal size varies. depending on picture content.
• Blows at switch on. (+ extract of circuit diagram)
• Loud noise, if appliance is switched to standby.
• Impossible to display the PAL SECAM standards. (part of circuit diagram displayed)
• Incorrect oscillations on line BU (S2055).
• Remains in "burst" mode with a hum noise in LF.
• Picture is dark, screen menu ok.
• Setting the main voltage (Usyst. 110V): Chassis. (picture attached)
• No colour. (SABA - F20 information)
• Appliance has no HF reception. Snowy picture.
• Sound sizzles.
• TL19 (S2000AF) fails repeatedly. (F20 tips)
• RC part number.
• No function, standby point is not visible.
• Vertical picture position shifts intermittently upwards approx 2 cm after switch on. It is OK after approx 10 mins.
• No audio. No picture. Squealing from PSU. (+ extract of circuit diagram)
• RC part number.
• PSU does not always start after switch on with the control panel or the RCU. (+ extract of circuit diagram)
• Varying light intensity of standby LED. No start up but intermittent low hum.
• FBT is started up by a signal but appliance does not start. In standby mode.
• Appliance hums and does not start up. (+ extract of circuit diagram)
• OSD fades on all the colours.
• No HV. (extract of circuit diagram attached)
• White screen with no snow. Normal sound. OSD functions. Same fault via scart. OK in RGB.
• Sound but no picture. White screen with flyback line.
• No audio (via SCART).
• S2055 blows.
• Vertical stability fault. (picture attached)
• Protection mode activated.
• No bottom of raster. Incomplete deflection. (F20 tip from SABA)
• No colour. (picture attached) (SABA - F20 information)
• No more line scanning possible. RL25 cuts out.
• Black screen. Channel 0 display on video.
• No horizontal deflection. (picture attached)
• Intermittently black band in the middle of the screen then increases in size to fill the whole of the screen. (with circuit diagram extract)
• Synchronisation during PB of the VCR.
• No start up of power supply. No standby light. No noise.
• Part no info: PSU repair kit.
• S2055 AF in the line blows after operating for a few hours. (part of circuit diagram displayed)
• Does not come on from standby, red standby light comes on. TV01 and TV02 in the protective circuit respond.
• Memory loss or random deprogramming of uP.
• The picture disappears, drifts then reappears for a few fractions of a second and then drifts again. A whistling noise can be heard when the picture reappears.
• Value of capacitor position CP11 (power supply). (picture attached)
• Part number info : RC (F20 SABA repair tip)
• No colour.
• No scanning.
• Vertical foldover.
• Sound fizzles.
• Blue flash in Secam.
• Intermittently blows chopper transistor.
• Line transformer starts up three times then nothing. LED stays red. (SABA - F20 information)
• Switches to standby (after a while). (extract of circuit diagram attached)
• HT whistles for a short time. Standby LED remains lit. Raster is defective. (with circuit diagram extract)
• When cold picture is very white with flyback lines and hum in sound.
• Adjusting the R-Y demodulator: chassis.
• Switches on. Red LED lights, but turns darker after start-up. No start-up via RC. (part of circuit diagram displayed)
• Sound is broken up by the tuner. Ok via scart. (F20 tips)
• Line BU blows at once. (with circuit diagram extract)
• Spare part no. info: Power supply repair kit.
• Switches to protection mode. intermittently.
• Remains in standby or goes to standby intermittently.
• Sound fizzles.
• Occasionally fails for a short time (Occasionally does not function for days). (extract of circuit diagram attached)
• 10cm frizzy lines in top part of the picture. (picture attached)
• Burst of EHT. (+ extract of circuit diagram)
• The lamp is weak.
• Amplitude varies with the voltages. (SABA - F20 information)
• White line. at bottom.
• Starts up then cuts out, starts up again every 10 secs and so on.
• Speaker or headphones crackle very loudly. Speaker is ok even with the sound turned off.
• No start up except at a certain temperature. Standby ok. (with circuit diagram extract)
• No colour during Canal Plus.
• To improve IF response.
• Lines appear at top of screen or interference then goes into safety mode. At present it goes into safety mode each time after 2-3 secs. (extract of circuit diagram attached)
• Goes into safety mode for no apparent reason, after operating for 30 mins. Starts up again from the switch.
• The power supply starts up jerkily but occasionally does not start up at all. (+ extract of circuit diagram)
• At switch on, the appliance goes to stand by. After trying to start several times the TP19 and TP29 are damaged.
• Blurred picture, focus pot does not work.
• E/W correction IC (TDA4950) blown each time. (F20 tips)
• After changing FBT twice, light varies when you turn focus pot; FBT ok, after a few moments light decreases at switch on, light picture with G2 set to minimum then darkens.
• Does not come on from standby, red standby light comes on. TV01 and TV02 in the protective circuit respond.
• TV starts up well but with a lot of noise.
• Picture at the bottom. No contrast.
• Vertical amplitude is too low.
• Horizontal collapse. (with circuit diagram extract)
• At switch on starts up with severe noise in loudspeaker then stops and remains in standby.
• At switch-on, vertical centering of picture offset by 2 cm towards the top of screen. (F20 tip from SABA)
• No synchronisation. (with circuit diagram extract)
• PSU does not always start after switch on via front control or RC.
• Part no. info: PSU repair kit.
• Vertical line. (with circuit diagram extract)
• Dead. Power LED lit . (with circuit diagram extract)
• Sound fizzles.
• Scanning at bottom of screen.
• Line transistor S2000AF heats up then fails. E-W geometry ok. (F20 SABA repair tip)
• Maximum luminance. (F20 tips)
• Switches to standby (after start-up). (extract of circuit diagram attached)
• Switches to protection mode. after a few seconds. (F20 tip from SABA)
• No picture. Loss of one or more colours.
• Picture is narrower. When making adjustments, the picture is wavy at the sides.
• At start up standby point lights up and hum. (part of circuit diagram displayed)
• Sound fizzles.
• The appliance goes to secondary safety mode. (+ extract of circuit diagram) (service info for SABA -F20)
• No colour. (extract of circuit diagram attached)
• Incorrect picture height. Black 5cm bar at bottom, black 2cm bar at top of picture.
• Impossible to change standard, remains in SECAM. Picture inverted in PAL.
• Regulator fault. (+ extract of circuit diagram)
• Hiss in audio. (part of circuit diagram displayed)
• Sound ok in slow motion. A hum can be heard if you increase the power.
• Loud noise, if appliance is switched to standby.
• Picture and sound hang up.
• Sound lowers intermittently with crackling.
• FS circuit check.
• No start up. Standby LED lights up. Cannot be started with the RC. (extract of circuit diagram attached)
• TP29 is destroyed after 30 minutes.
• Chroma fault occurs although the tuning discriminators and the grey scale function correctly.
• No audio. via tuner. No picture. via tuner. OK via SCART .
• White picture, flyback line and too bright.
• Picture is displaced slightly towards top of screen. (F20 tips)
• No raster signal on pin 31 of IV01.
• Stuck in standby. LED is red . (+ extract of circuit diagram)
• Hum on sound and dark screen. Goes into standby.
• At the start of production of the new IKC2 chassis, in TVs not fitted in series with teletext, the following components have not been fitted.
• Does not switch on immediately when pressing switch, only after loudspeakers click 3 times and standby LED reduces brightness 3 times.
• Hissing sound.
• Dead. Intermittently OK from cold.
• No memory during programming.
• Shuts down (at start-up). (extract of circuit diagram attached)
• Resistor RT04 on the picture tube base blows repeatedly. (with circuit diagram extract)
• Reduced horizontal deflection. (F20 tip from SABA)
• U/Syst voltage is 106V. (picture attached)
• Switches off when changing picture and channel and then starts again. (+ extract of circuit diagram)
• After operating for some time the channels begin to run through. Nothing occurs when the circuits are cooled down.
• 1 flyback transformer pulse then standby. If the picture appears, one time out of five there is crackling in the transformer then standby.
• Loud noise, if switched to standby. (with circuit diagram extract) (F20 tip from SABA)
• BU transistor TP29 blows again.
• Picture is slightly displaced towards bottom of screen.
• Three white lines at the top of the picture, nothing else. (+ extract of circuit diagram)
• Picture and sound disappear after a few days or even after 5-6 hours operation. Standby stays on. Switching off and on help for a while.
• Standby LED flashes up at second intervals. Only functions at a reduced mains voltage. (picture attached)
• TL19 in the line output stage is defective. (with circuit diagram extract)
• White stripe at the top of the screen. It is 1cm high and not as wide as the screen. No picture.
• PSU fails immediately after switch on. (SABA - F20 information)
• Production mode.
• After a few mins switches to standby. After some time can be switched on again from RC. (part of circuit diagram displayed)
• Intermittent fault especially when cold. No vertical stability. No luminance for a few seconds then everything OK.
• Audible start up when cold. Switches off after 1 sec. After switching on again, only standby LED is lit. No other functions. Raster is defective (picture attached)
• US voltage increases, CTV stops.
• No stations found in search. Seems to have poor power supply filtering.
• TV functions, thermal tube noise on the screen but no picture. RCU does not work. Dark display, a channel is displayed, programme nos run through and stops on AV. No sound.
• Standby LED flashes bright and dark.
• AGC delay adjustment.
• Sound drops out for short while.
• Sound fizzles.
• At switch on slight line crackling and no start up. Red LED ok. (with circuit diagram extract) (F20 tips)
• PSU only works in standby; no switch on. (extract of circuit diagram attached)
• Picture rolls. (+ extract of circuit diagram)
• Little or no light.
• On the CRT board TT33 is S/C for the second time in a month.
• No reception. in UHF.
• PSU only works in Burst mode, the red LED does not light up. (extract of circuit diagram attached)
• Excessive vertical size.
• Fails. (+ extract of circuit diagram)
• Tripping (intermittently).
• No sound. No line transformer and standby LED is on.
• Loud noise if switched to standby. (extract of circuit diagram attached)
• Switches to standby. intermittently. (picture attached) (F20 tip from SABA)
• AV switching threshold for camcorders.
• Tube tries to switch on then switches off. (extract of circuit diagram attached)
• No horizontal deflection. Protective circuit trips. Standby light flashes. (with circuit diagram extract)
• Audio hisses. (part of circuit diagram displayed)
• After being used for 2 to 3 weeks, the 1.6 fuse burns out when the appliance starts up.
• No tuning, maximum tuning voltage. (F20 tips)
• Adjusting the peak white: chassis.
• No sound and no picture. Appliance remains in stand by.
• Remains in standby. Hum in loudspeakers. (+ extract of circuit diagram)
• Raster weakened after a few mins and is reduced to a horizontal lines then TV goes into standby.
• No HF transmission. Snowy screen.
• No colour.
• No colour.
• RC part number. (SABA - F20 information)
• All the secondary voltages are low.
• Loud noise if switched to standby. (+ extract of circuit diagram)
• Spare part no. info: Power supply repair kit. (F20 SABA repair tip)
• Power supply BU blown at switch on.
• No picture, light line under the picture tube. (picture attached)
• Programmed on channels but still only snow. Selector does not react on channel inputs.
• No OSD. (+ extract of circuit diagram) (service info for SABA -F20)
• After switch on, PSU fails immediately. (picture attached)
• Poor tuning.
• Part no. info: PSU repair kit.
• Chroma fault. Impression of there being a colour bar pattern superimposed on the picture NB: all the colours.
• Impossible to go into standby via the front panel or the RC. Starts up at switch on with the red light lit. (part of circuit diagram displayed)
• Picture is displaced towards bottom of screen (approx. 5cm to 15cm).
• White field with flyback lines. (F20 tips)
• Switches on, line transformer comes on then goes into standby immediately. (F20 tip from SABA)
• No voltages at the secondary of LP36. Standby light on.
• No functions. (picture attached)
• Does not pick up in UHF or in VHF.
• Line output transistor overheats. (extract of circuit diagram attached)
• White line. in the centre.
• Occasionally no scanning is possible.
• Snow in picture.
• Snow on the screen.
• Hiss in audio. (picture attached) (F20 SABA repair tip)
• Functions for 5 mins then all the channel numbers begin to run through constantly while each time the picture comes up again and RCU does not function.
• No manual or RCU command. Blocked on one channel, OSD apparent, sound present. (part of circuit diagram displayed)
• Starts up when in standby, sometimes when cold. Standby display normal.
• RC part number.
• Excessive brightness. (F20 SABA repair tip)
• Switches off when switching channels. Only switches on again after RC switches to standby. Occasionally functions OK all evening but sometimes switches off when channel is initially changed. (+ extract of circuit diagram)
• Picture for 30 secs then white screen.
• No picture (intermittently). AV OK .
• Line transformer is often defective. (extract of circuit diagram attached)
• No colour. (extract of circuit diagram attached)
• Goes into SAFETY mode and very slight hum in LF.
• Loud noise, if appliance is switched to standby.
• Part no. info: PSU repair kit.
• Dark screen, sound OK. Nothing in scart nor in RGB.
• Chroma lacks green.
• Predominant green despite adjustment. (extract of circuit diagram attached)
• Fault at top of picture about 4cm after 30 mins. (F20 tips)
• No frame sync in PB of recent rented cassettes.
• Crackling effect on video and echo.
• Vertical scanning line is at bottom of screen and CTV blows.
• Vertical picture has shifted to top by approx 2cm at switch on. Picture OK after approx 10 mins.
• Slow start-up (when cold). (+ extract of circuit diagram)
• Excessive brightness. Flyback lines. (+ extract of circuit diagram) (SABA - F20 information)
• When pressing the switch the standby light comes on a little then goes off. (extract of circuit diagram attached)
• TP29 and TL19 fail after operating for 1 hr. (+ extract of circuit diagram)
• Starts up then stops immediately afterwards when ON/OFF switch pressed. (+ extract of circuit diagram)
• No sound or picture. No OSD via RC or front controls. Screen lightened, snow present. (with circuit diagram extract) (F20 tips)
• Loud noise, if appliance is switched to standby.
• Pale grey screen with fine horizontal line and hum at start up of the line transformer. (+ extract of circuit diagram) (F20 tips)
• No picture scanning.
• Bottom of raster is missing. Deflection incomplete.
• Dark screen. Blue 1cm band at the top of the screen. No access to functions of: volume, channel, standby (no sound or picture). (part of circuit diagram displayed)
• No colour. (extract of circuit diagram attached)
• Loss of memory. Functions OK for approx 2 mins after storing channels again. Then all channels revert to channel 2. Also intermittently mutes.
• Line power transistor S2055AF blows immediately after being replaced. (with circuit diagram extract) (F20 tips)
• White screen. Flyback lines.
• No line output funtion. OK at switch on.
• Channels run through and do not stop.
• Modification of connector on TXT IKC2-VT4P.
• Collector of the line line output transistor disconnects when soldered. (part of circuit diagram displayed)
• Power supply stops.
• At switch on, control panel LED remains red and flickers faintly.
• Service info: Contrast- and beam current adjustment after replacing chroma video module. (F20 tips)
• Horizontal output stage does not start up. (extract of circuit diagram attached)
• B+110V power adjustment.
• After an extended operating time TP01 (BUT12A) fails. (extract of circuit diagram attached)
• East/West amplitude changes with the beam current.
• No colour. (picture attached) (service info for SABA -F20)
• Loses programmes from memory at irregular intervals.
• Vertical lines are distorted horizontally. E/W equalisation can not be adjusted correctly. (SABA - F20 information)
• No vertical deflection. (picture attached) (F20 SABA repair tip)
• Low contrast on TXT and OSGs.
• Commands performed with a delay.
• Channel memory loss approx every fortnight.
• EHT S20000AF blows every three days.
• RC part number.
• Horizontal white line. at bottom.
• Incorrect speed of power supply. (with circuit diagram extract) (SABA - F20 information)
• No sound via scart or very weak sound. Scart solder joints have been redone as well as the scart module. Sound ok via aerial. (picture attached)
• At switch on there is a noise and light goes out. (extract of circuit diagram attached)
• No start-up from standby with RC. (with circuit diagram extract)
• Mini raster scanning.
• Line stage does not start up. (+ extract of circuit diagram)
• The picture is displaced towards the top of the screen (approx. 4cm to 10cm).
• Line transformer starts up then stops.
• Line frequency drifts slightly.
• Adjusting the SECAM identification: chassis.
• Fuse cuts out without apparent reason.
• Black picture like in AV at switch on. OSD and channel display function. In AV picture ok but no reception via the aerial. No snow.
• No picture, only three lines two thirds of the way down the screen. Goes into SAFETY mode after 1 min. (+ extract of circuit diagram)
• The appliance fails, no picture, no sound, base raster or horizontal lines.
• Goes into standby after reducing the frame to a horizontal line after a few mins.
• No colour. (with circuit diagram extract)
• Picture shows green, red and blue lines and the raster rattles audibly.
• After a few minutes the channels keeps changing one at a time.
• Receives no HF signals. Band switch over is not possible.
• Use of the lithium battery.
• Picture is black/ white. (part of circuit diagram displayed)
• Noise in audio. in standby.
• Adjusting the bell filter: chassis.
• Grey screen, no sound, no video in scart output. OSD ok.
• No colour. (extract of circuit diagram attached)
• Weak colour.
• No sound or picture. Slow beat of the power supply each second. The light flashes. (extract of circuit diagram attached)
• Starts nomally but if appliance stops after heating up for some time, TV flashes and may take a long time to start up again. (extract of circuit diagram attached)
• No start up of line transformer.
• After switch on power supply pulsates three times. (F20 tip from SABA)
• Intermittent goes into standby when changing channel, also sound goes up and down intermittently. (with circuit diagram extract)
• Channels run through and do not stop.
• Oblique lines towards the top of the screen and there may be a demagnetization fault and the demagnetization coil is ok. The PTC has already been changed.
• Power supply pulsates intermittently when cold or warm.
• Blue picture, black and white perfect when the colour adjustment is set to zero. More and more blue when you increase the colour adjustment. Intermittent fault. (part of circuit diagram displayed)
• TL19 fails in line output stage.
• Part no. info: PSU repair kit.
• Switches on, HV appears, then switches to standby. (F20 tip from SABA)
• Part no. info: PSU repair kit. (SABA - F20 information)
• Distortion, white flags on the left side of the picture. Sometimes negative picture. (with circuit diagram extract)
• No colour. (picture attached)
• When cold sound is nasal and weak. Sound ok when starting scart by a LF source. (picture attached) (F20 SABA repair tip)
• E/W correction cannot be changed. (service info for SABA -F20)
• Part no. info: PSU repair kit.
• Loud noise if switched to standby. (+ extract of circuit diagram)
• No channel reception after changing tuner and IF.
• Only a horizontal line at top of picture. (extract of circuit diagram attached)
• Line transformer does not start up. (picture attached)
• Green fault in the lower corner of the screen. (with circuit diagram extract)
• Dark stripes in picture by bright picture content. Volume display jumps. Beam spot at switch off.
• Switches to standby. after a few minutes. Switches on by itself. after a while. (with circuit diagram extract)
• Sound fizzles.
• Shuts down (intermittently).
• Hiss in audio. (+ extract of circuit diagram)
• RC part number.
• After clicking and tripping a few times, power supply remains blocked in standby at switch on.
• Vertical size adjustment.
• No picture content. Picture becomes increasingly bright with flyback lines. Switches to safety mode.
• Secondary protective circuit TV01 and TV02 disconnects intermittently.
• Loud noise if switched to standby. (+ extract of circuit diagram)
• S2000AF in power supply is defective. Functions OK for a week, then S2000AF and primary fuse defective. (+ extract of circuit diagram)
• Loud noise if switched to standby. (+ extract of circuit diagram)
• Part no. info: PSU repair kit. (SABA - F20 information)
• Vertical deflection has collapsed to a bright line in the middle of the screen.
• Blank screen.
• No colour. (extract of circuit diagram attached)
• No switch on at start up. Standby light is off. At stop light comes on weakly then goes off. (service info for SABA -F20)
• No functions. Standby LED is not visible.
• Only the LL' display functions in the Multistandard version.
• Interference bands at the bottom of the screen. (F20 tip from SABA)
• Vertical line approx 1/3 from left of picture. Hardly visible, but annoying.
• Passes all channels without stopping.
• Picture with black bands and sound whistling/tuner drift. (extract of circuit diagram attached)
• Too much EHT.
• Spare part no. info: Power supply repair kit.
• FBT is s/c twice a year. On collector TL19. 1200V instead of 1000V. CL21, CL22, CL24, CL23 replaced but fault persists. US adjusted to 143V. FBT 470034-81 CTV TA6326.
• No start-up from standby. after warm-up. (picture attached)
• CTV in standby one hour. After CTV does not start up from remote control or front panel. TV stops with the switch. Waits 30 mins. Starts to work again with switch. Functions ok with the remote control and front panel. (+ extract of circuit diagram) (service info for SABA -F20)
• To improve operation of mute circuit.
• After changing FBT which sparks, the very high tension is ok. No light on the screen even when forcing G2 44469905.
• No horizontal deflection. Audio OK .
• RC part number.
• Power supply voltage: 15V: 8V; 140: 80V. The same with the line transformer disconnected.
• Screen lit up. No sound or picture. Thermal noise in the sound and snow. No function via RC or control panel (with circuit diagram extract)
• Dark picture. Audio OK .
• Intermittently sound crackles at the start. (with circuit diagram extract) (F20 tips)
• Coloured tinge in picture.
• No voltages on the secondaries and no light.
• When warm picture and sound increase then switches into standby. (part of circuit diagram displayed)
• Goes into standby after a few secs. Appliance and EHT start up well at switch on.
• Streaky luminance and flyback lines.
• Loud noise, if appliance is switched to standby.
• Very white lines at the top of the screen.
• RC part number. (F20 SABA repair tip)
• Appliance in burst mode. No standby light.
• No colour.
• PSU does not always start up (start up difficulties). (with circuit diagram extract)
• No RC. No sound, no channel change after changing IR receiver, with or without RC. Manual controls ok.
• Switches off immediately if vertical plug is pulled out. (extract of circuit diagram attached)
• Switching off fault of the spot.
• No synchronisation. in TXT.
• No colour. (+ extract of circuit diagram)
• No start-up (when cold). (extract of circuit diagram attached)
• No functions. Standby LED is not visible.
• Picture has vertically shifted with approx. 2cm towards top after start-up. Picture ok after approx. 10 mins.
• Snowy picture. No reception in channel search.
• No colour. (extract of circuit diagram attached)
• Does not start up. Remains in AV. When in standby, whistling from speaker. (with circuit diagram extract)
• OSD appears on its own. Switches from stereo to mono a number of times.
• Intermittently picture has no contrast and has a blue tinge. Sound ok. (F20 tip from SABA)
• TL19 fails in line output stage.
• After some time, picture cuts out then returns immediately, standby light weakens but stays on, then CTV has a frizzy picture.
• No sound or picture. Standby light switches on and goes off in a regular rhythm. (extract of circuit diagram attached)
• No start-up. LED is red . (service info for SABA -F20)
• Sound fizzles.
• White screen. Sparks between pins 6/7.
• Replacement kit of thyristor ESM740/G1/G2.
• Colour late to appear in TVs with PAL system. (extract of circuit diagram attached)
• DL13 is S/C.
• Blows intermittently and switches on again. (extract of circuit diagram attached)
• No line oscillation. (extract of circuit diagram attached)
• No colour. (with circuit diagram extract)
• Pulsates if TV is started up after being put into standby.
• RC part number.
• Colour fault.
• Noise in speaker power supply. Goes to standby, starts up again and after 3 minutes goes to standby.
• Volume varies (intermittently).
• Vertical fault. Black screen.
• Noise on loud speaker and the screen is black. The appliance goes to stand by after a few minutes.
• Transistor TP29 (S2000AF) fails repeatedly. (with circuit diagram extract)
• Occasionally loss of station memory. When warm stations run through from 1 to 39 without loss of station memory.
• The power supply pulsates at start-up.
• Control board CDI 2000.
• Intermittently blue picture with traces of blue flyback lines.
• Sound fizzles.
• No start-up (intermittently). (+ extract of circuit diagram)
• No colour.
• Power supply pulsates after a frame fault.
• Power supply is dead, stand-by mode does not function. (service info for SABA -F20)
• Colour saturation.
• At switch on, the tube flashes on the loudspeaker and stops. Negative picture.
• PSU does not start up correctly. Standby LED flickers (F20 SABA repair tip)
• Sound fizzles.
• After a few minutes the screen goes black and motor boating occurs.
• Tripping. (extract of circuit diagram attached)
• Goes into protective switching. (extract of circuit diagram attached)
• North/South correction cannot be adjusted correctly. (extract of circuit diagram attached)
• Chroma decoding.
• Line output S2000 fails after a while.
• After switch on, vertical centering is shifted intermittently upwards approx. 2 cm; it goes to normal position after approx. 10 minutes.
• Modification to improve AGC adjustment.
• Part no. info: PSU repair kit. (F20 tips)
• Board required for TXT.
• Switches to standby (at start-up). (extract of circuit diagram attached)
• No colour. (+ extract of circuit diagram)
• Part no. info: PSU repair kit.
• Starts up at switch on with the red light lit. Impossible to go into standby via the control panel or RC. (picture attached) (service info for SABA -F20)
• Switches over by itself to "Secam L". (with circuit diagram extract)
• Part no. info: PSU repair kit.
• The grey scale is incorrect. (service info for SABA -F20)
• Chopper goes short circuit; after replacement appliance functions correctly for approx 1 minute. (F20 tips)
• Can not be switched on from standby via RC.
• TP29 has a short circuit and FP01 blows after a short time.
• At switch on, front LED flashes irregularly or remains fixed. (part of circuit diagram displayed)
• 3cm white line at top of picture. No sound and no video, not even in scart. Green LED on.
• The appliance switches on at random when the remote control is used. (F20 SABA repair tip)
• Picture pulling on bright scenes.
• Does not start up. Ok if power supply is 110V. Normal scanning.
• Cuts out intermittently. Light becoming white before turning red. No start up with RC. (with circuit diagram extract)
• Blackish bar after whites. (F20 tip from SABA)
• Works for 10 secs then goes into standby. TV ok after switching off then on again.
• Power supply S2000 blows approx every 10 hours.
• In breakdown mode with 2.2K, pin 20 and 32 have been removed, EHT but 300V pulsates instead of 600 or 700V. 100V at the start of video but everything collapses if you refit DL13.
• Part no. info: PSU repair kit.
• No sound with a Nintendo game. Game functions on another TV. (+ extract of circuit diagram)
• Power supply pumps every single second.
• S2000 fails.
• Random coloured flash.
• Arcing in picture. at top.
• Appliance goes by itself to minus volume. Then the RCU signals are blocked. (part of circuit diagram displayed)
• Stuck in standby. LED lit. . (F20 SABA repair tip)
• No function, standby point is not visible.
• Distorted audio. Distorted picture.
• When the set was switched to standby a fairly loud plop came from the speaker. (extract of circuit diagram attached)
• Vertical line wavering at left hand side. (with circuit diagram extract)
• Horizontal oscillator adjustment. (service info for SABA -F20)
• Occasionally the TV pulsates at start up.
• Picture is at the lower picture edge and in time becomes a line. (picture attached)
• Green picture. No contrast. (extract of circuit diagram attached)
• Poor audio (via SCART).
• Occasionally static discharge.
• Sound sizzles.
• Siren noise in speaker. (F20 tip from SABA)
• Starts up but stops 2 secs later.
• In stand-by the light does not light up and the TV does not come on again.
• RC part number.
• The power supply blows.
• Safety mode comes into play.
• Power supply transistor S2000AF blows after operating for one hour. (picture attached)
• No direct time insertion. (extract of circuit diagram attached)
• HT starts up for 2 secs then TV goes into standby.
• No colour. Intermittent loss of colour.
• PSU does not always start after switch on via front control or RC.
• Screen is dark. Slight noise from the line output transformer.
• Switches to standby (after a few seconds). (extract of circuit diagram attached)
• No colour. (+ extract of circuit diagram)
• Loud noise, if appliance is switched to standby.
• Picture and sound distorted. Hum in PSU.
• Vertical foldover at top. Dark picture. (picture attached)
• Power supply transistor TP20 blows and so does the mains fuse FP01 after operating for a few mins.
• Vertical lines run over the whole screen.
• Repeated failure of chopper transistor TP29 (BUH515). (part of circuit diagram displayed)
• Occasionally memorized data of control unit processor is lost at switch on or switch off with mains switch.
• Fuse (1.6A) blows intermittently. (+ extract of circuit diagram)
• Picture goes into PAL occasionally but the sound remains normal. Picture returns to normal after a few secs.
• Smearing in high channels. (F20 SABA repair tip)
• At switch on, standby light flashes once and cuts out.
• Sometimes switches over by itself.
• Power supply starts up and switches to stand-by after a couple of seconds. (+ extract of circuit diagram)
• Poor start up performance of the power supply.
• In VHF range (channel 5-12) white flecks and grey haze in the picture.
• Tripping. after a few hours. (part of circuit diagram displayed)
• Switches to protection mode. at start-up.
• Vertical lines run over the top part of the screen.
• Tuned to channels but only snow. Selector does not respond to channel input. (+ extract of circuit diagram)
• No videotext mode. (F20 tips)
• The display is incorrect.
• Channels run through, sound whistles and there are lines if picture present.
• TV starts up for a few seconds with a jerky noise then stops and so on.
• Unstable frame linearity.
• Functions very well via the scart socket. No UHF VHF reception. Display on the screen is correct, white screen. (picture attached)
• No OSD display. Sound cuts out at channel switch-over. Sound OK at start up. When channels are changed using TV front control keys, channels roll over even when key released.
• Volume changes by itself or sound is distorted.
• Dark screen. Blue 1cm band at the top of the screen. No access to functions of: volume, channel, standby (no sound or picture). (part of circuit diagram displayed)
• Replacing the TL19.
• When switching off the appliance in standby and with the mains switch there is a loud crackling in the speaker. (part of circuit diagram displayed)
• Standby light remains on at switch on. No picture, no sound, no function from RC or control panel. Slight noise from PSU as if TV trying to switch on.
• CTV remains in standby. HT at 127V, 15V at 9V, 28 at 20.
• Field centering off-set by 2cm toward top of screen when first switched on. (picture attached)
• Vertical sync bar in the middle of the screen. (extract of circuit diagram attached)
• Hiss in audio. (part of circuit diagram displayed)
• Horizontal transistor fails every few days.
• Functions for a few secs then goes into safety mode. Functions without the raster deflector.
• No raster deflection. No picture, only vague light in background. Looks like coloured spot at bottom of picture.
• General information.
• Shuts down. (F20 tips)
• No colour. (picture attached)
• No sound and no video not even in scart. 3cm white line at top of picture. Green LED on.
• Part no. info: PSU repair kit.
• Spare part no. info: power supply repair kits.
• Shuts down. intermittently. (part of circuit diagram displayed) (F20 tip from SABA)
• Loud noise, if appliance is switched to standby.
• Only a horizontal line in middle of picture.
• Faulty OSD.
• No colour.
• No function either from control panel nor RC. No OSD.
• Part no. info: PSU repair kit. (F20 SABA repair tip)
• Line transistor blows after 10 mins. DL11 98V instead of 200V.
• Switches over by itself to "Secam L". (extract of circuit diagram attached)
• No colour.
• Red picture. Flyback lines.
• Loud noise, if appliance is switched to standby.
• No colour. via SCART.
• No colour. (F20 tips)
• Part no. info: PSU repair kit. (SABA - F20 information)
• Black, horizontal lines in picture. (+ extract of circuit diagram)
• Primary power supply fails under load.
• No power supply regulation. Standby LED flashes red every single second.
• At start up, starts up then stops. Standby light remains lit.
• Occasionally horizontal tearing and horizontal stripes. Same faults via aerial and in scart.
• Siren noise in the speaker.
• Spare part no. info: Power supply repair kit.
• No colour. (with circuit diagram extract)
• TV stops and starts up again immediately. Standby light is on.
• No picture. No sound. Insufficient width. Picture has a 5cm band at top of screen.
• Picture breaks up and crackles on sound.
• Part no. info: PSU repair kit. (SABA - F20 information)
• Part no. info: PSU repair kit.
• Slight reduction of raster amplitude.
• Loud noise if switched to standby. (with circuit diagram extract)
• Part no. info: PSU repair kit.
• Loud noise, if appliance is switched to standby.
• Only noise on screen, screen menu cannot be superimposed. Appliance does not react to the RCU or to control panel commands.
• No picture at switch on. Picture appears when changing channel.
• No videotext mode.
• No colour. (+ extract of circuit diagram) (F20 tips)
• In playback, especially with prerecorded cassettes the picture oscillates horizontally or is distorted like a flag in the top part of the screen.
• No colour. (part of circuit diagram displayed)
• At switch on the light comes on. CTV starts up then cuts out,no light, crackling noise at the level of the power supply transformer. (+ extract of circuit diagram)
• No functions. IR01 does not accept reset.
• Occasionally there is no light at all.
• The appliance has a dark picture.
• Loud noise if switched to standby. (extract of circuit diagram attached)
• Power supply starts up 3 times at switch on then switches off. No picture or sound. Red LED is lit.
• Loud noise, if appliance is switched to standby.
• No line drive.
• Part no. info: PSU repair kit.
• At switch on everything seems to be starting up well, EHT is established then 3 secs after the line oscillation is interrupted. 7V is now 13V and stays there. TV is apparently in stand by. (extract of circuit diagram attached)
• When switched on, the standby light lights up but the power supply is tripping. (part of circuit diagram displayed)
• No picture, no sound, standby display dot and horizontal bars over the screen light up in display. Can only be switched on with RC.
• Intermittently increases and decreases in size both width and height.
• Line output transformer arcing.
• At start up standby light comes on then goes off straight away. (part of circuit diagram displayed)
• Power supply starts up for a few secs then collapses while pumping on standby light.
• TV01 and TV02 are in safety mode.
• Moire effect in the colour areas.
• Appliance switches off and switches on again, changes channel and there are great variations in the beam current.
• Poor E/W correction. Adjustment of the amplitude is ok. (extract of circuit diagram attached)
• There is little light.
• E/W correction can only be poorly adjusted. (part of circuit diagram displayed)
• When the focus pot is varied the brightness varies after a few minutes, the picture turns dark.
• Standby LED lights up and TV switches on, then 2 or 3 lines across screen and appliance switches to standby.
• Picture with red as the predominant colour and flyback line apparent on the screen.
• Loud noise, if appliance is switched to standby. (SABA - F20 information)
• At start up line transformer powers up then appliance goes into standby.
• Blank raster.
• The appliance stops after a few minutes then starts up again. (+ extract of circuit diagram)
• Trips erratically.
• Sound is distorted or missing. (part of circuit diagram displayed) (SABA - F20 information)
• No reception. (with circuit diagram extract)
• Part no. info: PSU repair kit.
• Ignition on the EHT (flame). (picture attached)
• Picture flickers with coloured OSD (eg from a VCR).
• Adjusting the UG2 screen grid voltage: chassis.
• Slight raster scanning in the middle of the screen.
• Starts up, works for 30 secs then goes into standby. Starts up again by itself after 2 mins.
• Sound fizzles.
• Power supply pulsates every single second. Standby LED flashes.
• HT oscillates and appliance stops.
• When switched on, line transformer attempts to start up then goes to standby. (extract of circuit diagram attached)
• Part no. info.: RC.
• After operating for some time sound is distorted or the sound hisses. (part of circuit diagram displayed)
• PSU pulsates. Standby LED flashes . (+ extract of circuit diagram)
• No colour. (extract of circuit diagram attached)
• FP01 blows at switch on.
• Slight raster distortion at top or bottom of screen, depending on defective diode.
• Stuck in standby. Hum in audio. (part of circuit diagram displayed)
• Part no. info: PSU repair kit.
• Vertical lines are distorted horizontally. E/W equalizer can not be adjusted correctly.
• Short line pulses on the line output collector and then dead. (extract of circuit diagram attached)
• S2000AF blows each time appliance is plugged in. (+ extract of circuit diagram)
• Blue tinge in picture in SECAM, ok in PAL. Black and white picture ok.
• Sound fizzles.
• Sound fizzles. (SABA - F20 information)
• Loud noise, if appliance is switched to standby.
• Sound fizzles.
• Set is dead but not tripping.
• Switches to standby (intermittently). (+ extract of circuit diagram)
• Sound has increased to maximum, after a moment, neither RC nor manual commands work. (SABA - F20 information)
• Part no. info: PSU repair kit.
• Under certain conditions (static discharge etc.) may revert to factory set up mode. (F20 SABA repair tip)
• No audio (intermittently).
• To improve alignment.
• No light. Poor picture. Occasional horizontal tearing. If G2 is pushed in as far as it will go picture is better. Varies from 100 to 950V, 90 degree model, 114V on DP50.
• No colour.
• Adjusting the NTSC(3,58MHz) colour carrier trap: chassis.
• Pincushion distortion.
• No start-up. (+ extract of circuit diagram) (F20 tip from SABA)
• Channel raster has shifted by two or more channels.
• Small flyback line at top of screen on left side.
• Stops for 10 secs after 10 mins. (part of circuit diagram displayed)
• Spare part no. info: Power supply repair kit.
• Loud noise, if appliance is switched to standby.
• Sound goes to maximum.
• Standby LED flickers and PSU does not start up correctly.
• No functions. Standby LED lit .
• How to remove protection.
• No start up of line transformer and LED pulsates slightly.
• No colour. (with circuit diagram extract)
• Horizontal bars on picture during operation. This is accompanied by an audible signal distorting the sound.
• Switches to standby. (service info for SABA -F20)
• Does not switch on because the protection intervenes. Regular stand-by. (F20 tips)
• No start up of PSU, sometimes intermittently.
• Picture is black/white. (with circuit diagram extract)
• Part no. info: PSU repair kit.
• Loud noise, if appliance is switched to standby.
• Weak signal.
• No power supply. No standby on front panel. (part of circuit diagram displayed)
• Sometimes switches off by itself or does not switch on.
• Chroma fault. Intermittent coloured interference lines. (F20 SABA repair tip)
• Shuts down after 10 mins. Power LED remains lit. (picture attached)
• No start up. No standby. (part of circuit diagram displayed)
• New transformer, TV starts up and the US voltage increases to 122V instead of 140.
• Normal sound, white screen, no picture, flyback lines. Impossible to reduce the brightness.
• White line, slightly tilted at the bottom of the screen.
• RC part number.
• Part no. info: PSU repair kit.
• Blue fails - occasionally blue flyback lines visible.
• Picture is displaced from frame towards top part of screen (approx 4cm).
• No OSD via RC or front controls. Screen is lit, snow present. No sound or picture. (with circuit diagram extract)
• Dark picture.
• Noise bar. after a few minutes.
• Excessive horizontal size. at top. Reduced horizontal size. at bottom.
• Audio hisses.
• White screen, no picture. Sound ok on all channels. Same via scart.
• With S2000 when warm, PSU cuts out, starts again, cuts out etc. (part of circuit diagram displayed) (F20 tip from SABA)
• Part no. info: PSU repair kit.
• US voltage is 57V. If you unplug pin 3 from the line stage transformer the voltage returns to 113V. Line stage transformer has been changed.
• Crackling in picture and sound, even in VHF.
• Switches to standby. when changing channels.
• Vertical rainbow zones over the picture right over the width of the screen. Intermittent fault.
• Part no. info: PSU repair kit.
• OSD noisy.
• Picture with flyback line on one colour.
• Trapezoid picture.
• Instructions for repairing the PSU. (with circuit diagram extract)
• Line in centre of picture.
• Switches off by itself. when changing channels. (extract of circuit diagram attached)
• Picture modulation in power function.
• Part no. info: PSU repair kit.
• Occasionally after switch on vertical centering is shifted up approx 2cm. Goes into normal position after approx 10 mins. (extract of circuit diagram attached)
• No blue.
• Erratic start-up. No or intermittent start-up. (extract of circuit diagram attached)
• RC part number.
• Sound fizzles.
• Loud noise when switched to standby. (picture attached)
• Coil LG08 (situated in the corner near the EHT) burns. (picture attached)
• No brightness, only colours. Only one colour in TXT (mostly green). Loss of certain colours.
• Goes to standby at switch-on. Trips slowly if programme button held on. (picture attached)
• Shuts down. after start-up. (+ extract of circuit diagram)
• Noise in the HP power supply. The appliance goes to stand-by and starts up again. Dark screen and after 3 minutes the appliance returns to stand-by.
• The TV starts up. A white line appears at the top of the screen. System tension: voltage is approximately 58V, and the other voltages are low. (F20 SABA repair tip)
• Occasionally small horizontal black line at the top of the screen and line transformer whistles slightly.
• Vertical lines shake. In top third of the screen picture tearing is greater.
• FP01 blows.
• Blows on a white picture. Power supply as new.
• Starts up one time out of ten then functions ok with a nominal voltage. The rest of the time it collapses. Start up and operation ok with the variac.
• Can not be switched on from standby via RC.
• Occasionally sound and video drift on channel 64. Operation is good on the other channels.
• Standby light lights up for 2 seconds then goes off. Appliance does not start up.
• Standby light switches off. (with circuit diagram extract) (F20 tip from SABA)
• At start up crackling in the sound and arcing on the picture for a few mins then ok.
• PSU does not strat.
• After switch on, vertical centering is shifted intermittently upwards approx. 2 cm; it goes to normal position after approx. 10 min.
• No power supply regulation.
• Switches to protection mode. after start-up.
• Comes on for a short time.
• Part no. info: PSU repair kit.
• PSU fails immediately after start-up.
• TV starts up for a few secs with a jerky noise then stops and continues like this.
• PSU fails immediately after switch on.
• TP29 fails after switch on.
• Sound fizzles.
• Moire effect picture according to sound frequencies, on some frequencies the picture is ok for a fraction of a second. Melf RP54 is not present on the CTV chassis.
• Spare part no. info: Power supply repair kit.
• No contrast.
• Spare part no. info: Power supply repair kit.
• TP29 fails after switch on.
• Menu display is in a wrong language.
• Screen blank. Dark picture. (F20 SABA repair tip)
• Picture slowly darkens. The cathode voltages are ok.
• When playing back a cassette previously recorded by the same VCR, colours may be lost or blue flash interference due to the PAL pulse of the TV being triggered.
• The picture is smaller and at the bottom of the screen.
• Reduced vertical size. (picture attached)
• HV starts up for 3-5 secs then shuts down. (+ extract of circuit diagram)
• No reception. (picture attached)
• Thermal R349 O/C every 3 or 4 months. (extract of circuit diagram attached)
• White picture and flyback line. New FBT. S2055AF replaced by S2000AF which heats up and blows after a min.
• Crackling in the speaker at start up and at switch off including standby. Slight noise in the speaker in standby. Occasionally trips at start up. (F20 tip from SABA)
• Hiss in audio. (with circuit diagram extract)
• Service info: How to enter the service mode
• Volume indicator at zero. Sound increases in 5 secs.
• Picture jitters. in TXT. (part of circuit diagram displayed)
• Service information: Function of E/W stage.
• EHT starts. Line pulse then Stop. (+ extract of circuit diagram)
• Power supply pumps. Standby LED flashes.
• No start-up. Red LED blinks. (picture attached)
• Poor audio.
• FP01 and TP29 blow at Power On. (part of circuit diagram displayed)
• Switches to standby. after a few seconds. (picture attached)
• Switches off immediately without becoming bright. (extract of circuit diagram attached)
• Excessive horizontal size. (+ extract of circuit diagram)
• At switch on the vertical centering is off by 2cm at the top. (SABA - F20 information)
• By pressing the buttons PROG + and - on the front panel the channel nos run through continuously. When disconnecting the control panel, difficulties in programming a channel. (part of circuit diagram displayed)
• Blurred picture which occasionally becomes normal again.
• Plastic effect. Does not decode Channel +.
• Occasional crackling effect on the video signal. (SABA - F20 information)
• No picture. (+ extract of circuit diagram)
• Dark screen with short bright flashes.
• Power supply fault. Remains in standby. (+ extract of circuit diagram)
• Poor scan.
• Repeated failure of BU508DF in power supply.
• Vertical lines. (extract of circuit diagram attached)
• Sound and picture cut out for a second then return to normal. (part of circuit diagram displayed)
• No horizontal synchronisation.
• US (110V 90º - 143V 110º) goes high after a few mins and TV trips.
• Switches off and on again at random.
• PSU switches off after start-up.
• Line at the bottom of the screen then goes into standby. (F20 SABA repair tip)
• Horizontal line on a third of the picture towards the top. (part of circuit diagram displayed)
• Picture shrinks and a white band appears at bottom of screen after a short period of time.
• Part no. info: PSU repair kit. (F20 tips)
• Switches to protection mode (after a while). (extract of circuit diagram attached)
• Adjusting the PAL amplitude: chassis.
• Wavy picture.
• The screen insertions are unsynchronised, if no aerial signal is present.
• No or weak sound. (part of circuit diagram displayed)
• Dark screen and the RL11 is open circuit.
• Red LED is lit. Slight hum from the speaker. (+ extract of circuit diagram)
• Sound fizzles.
• Sound fizzles.
• Transistor TP 29 short circuits after working for some time.
• No colour. (part of circuit diagram displayed)
• No colour. (extract of circuit diagram attached)
• Contrast average value is too high.
• Poor switch off of picture tube.
• No start up. No display. No standby LED light. (picture attached)
• No power supply on the uP.
• Diode goes green and then switches off. CTV does not start. (part of circuit diagram displayed) (F20 tips)
• At start up functions normally for 20 to 50 secs then goes into standby prematurely. (picture attached)
• White balance adjustment.
• Channels scroll. Functions if control panel plate on front panel is disconnected.
• Following a fault on the line there is no colour. Composite video is ok on 53 of IV01 but there is no RGB on 41, 42 and 43.
• No colour. (+ extract of circuit diagram)
• Goes into black and white only on third channel. (picture attached)
• Black and white picture. No RGB on 41, 42, 43 of IV01. 200V on DL11 is correct.
• Goes to SAFETY mode and no scanning possible. (F20 tips)
• No colour. (SABA - F20 information)
• Sound fizzles.
• Part no. info: PSU repair kit.
• Power supply pumps when cold, red light flashes.
• Stops intermittently. LED remains red. TV does not start up again with the channel button. Necessary to press the standby button then the channel button. (part of circuit diagram displayed)
• Vertical oscillator adjustment.
• Dark screen except for a 3cm high white streak towards the top of the screen. (extract of circuit diagram attached)
• Sometimes switches over by itself.
• Loud noise if appliance is switched to standby. (with circuit diagram extract)
• No functions. after warm-up.
• Sound fizzles. (F20 SABA repair tip)
• Occasional memory fault when appliance is stopped by the general switch. When switched on again, appliance is deprogrammed. (part of circuit diagram displayed)
• Loud noise if switched to standby. (part of circuit diagram displayed)
• TV starts up for a few secs and leaves a motor noise in the speaker. By disconnecting DL13, the appliance starts up again.
• Secondary protective circuit TV01 and TV02 disconnects intermittently.
• Switches to standby. in PB.
• Fuse FP2 (630mA) blows.
• When 120V at variac, UL1 reaches 280V.
• No luminance, white is black. (F20 SABA repair tip)
• No colour (intermittently). (with circuit diagram extract)
• Contrast average value is too high. (+ extract of circuit diagram)
• Adjusting the audio trap: chassis.
• Part no. info: PSU repair kit.
• Fluctuations of the picture according to the video content.
• Poor picture after 15 mins from start-up. Audio OK. (with circuit diagram extract) (F20 tips)
• TV switches off when changing channel and with great variations in the beam current.
• The PSU runs continuously.
• No reception. OK via SCART . (service info for SABA -F20)
• No colour.
• Grey scale incorrect. Yellow-green picture. High voltage on the blue cathode (170V). Voltage on the red cathode, as well as on the green, is normal (135V).
• Horizontal line. at bottom.
• After appliance has been moved, strange colours. Red has become blue and screen is affected by a mauve halo.
• Trips. (extract of circuit diagram attached)
• Power supply fuse blows at switch on. Everything seems ok.
• Bright part approx 5cm high in the bottom quarter of the screen. The rest of the screen is dark. (picture attached)
• Dark screen, hum in sound. (+ extract of circuit diagram)
• Distorted picture. Lines in picture. (SABA - F20 information)
• Spare part no. info: Power supply repair kit.
• Part no info: PSU repair kit.
• Remains blocked on CH15 and PR8 at start up. Occasionally CTV functions normally.
• Power supply crackles once then dead. (F20 tip from SABA)
• Occasionally wide interference lines (similar to a defective HF-cable) appear on the screen. Picture is ok via Scart.
• TV does not start up. TV01 not in safety mode.
• Part no. info: PSU repair kit.
• No function. Initially LED indication OK.
• Unstable picture.
• Loud noise if switched to standby. (+ extract of circuit diagram)
• Loud noise, if appliance is switched to standby.
• PSU function description.
• Picture jumps then stabilises in black and white always on the same channel out of all the channels available.
• No sound via aerial or scart. Picture ok. No LF signal on pin 15 on TDA200. (with circuit diagram extract)
• Difficulty switching on at a high temperature (40°C). You can no longer switch on the appliance with the RC. (with circuit diagram extract)
• Focus adjustment.
• Switches off by itself. after a few minutes. (service info for SABA -F20)
• Picture is OK although raster has moved up. (extract of circuit diagram attached)
• Starts up then goes into protection mode. Standby light on. Sound OK but no picture. Bluish screen with shadows. (F20 tip from SABA)
• Part no. info: PSU repair kit. (F20 SABA repair tip)
• TT switches on automatically.
• Picture only in top part of screen. (picture attached)
• Adjusting the SECAM (4,25MHz) colour carrier trap: chassis.
• Coloured tinge in picture.
• Us is too high at 121Vpp instead of 52Vpp.
• Remains in standby. Occasionally starts then goes into standby after 5 mins.
• Loud noise when switched to standby. (extract of circuit diagram attached)
• Loud noise, if appliance is switched to standby.
• RC part number. (F20 SABA repair tip)
• Picture is somewhat noisy.
• With high contrast PSU trips then starts again. Occurs randomly. (+ extract of circuit diagram)
• The channel nos run through, no sound or picture but it works in video.
• Humming on sound and the screen is dark. The appliance goes to stand-by after 2-5 minutes.
• No start-up. (SABA - F20 information)
• Poor start up of PSU. Occasionally starts up but sometimes does not, especially when warming up. (picture attached)
• Part no. info: PSU repair kit.
• Picture runs through, impossible to stabilise.
• No colour from aerial or scart. IC TA8559CN has been replaced. Wave peaks at MP output are correct.
• After a short time the US voltage increases so that the TV cuts out.
• Tripping. Power LED lit . (picture attached)
• Dead. (extract of circuit diagram attached)
• Switches on but no user controls from front control panel nor from RC. Does not even switch to FF.
• Vertical lines are distorted horizontally. E/W equalisation can not be adjusted correctly.
• High voltage check.
• Loud noise, if appliance is switched to standby.
• Slow start-up.
• Grey adjustment: picture tube board.
• No red.
• Part no. info: PSU repair kit. (F20 SABA repair tip)
• No colour. (extract of circuit diagram attached)
• Hissing sound. (F20 SABA repair tip)
• Occasionally changes channel by itself, channels run through or the function band appears. Occasionally when in standby, the TV switches on all by itself. (+ extract of circuit diagram)
• TV does not start up or stops.
• Distorted picture.
• Standby light on, no start up of power supply.
• Sound fizzles.
• No start up of PSU. Low ticking. (part of circuit diagram displayed)
• Sound fizzles.
• Line output stage immediately defective after switch on. (with circuit diagram extract)
• Occasionally loud crackling from the housing.
• Standby LED is still lit up. Horizontal white stripe. (extract of circuit diagram attached)
• Colour bleeding. (SABA - F20 information)
• Part number info: processors.
• High contrast. Strong colours.
• Flickering at switch on. (picture attached)
• The light comes on. Power supply starts up for 1-4secs then cuts out.
• Sound fizzles.
• Appliance shuts down, then restarts. (with circuit diagram extract)
• Memory loss with Canal Plus decoder.
• Sound fizzles.
• Volume increases.
• IR01 loses memory without any apparent reason.
• Switches to standby (after start-up). No RC functions. (+ extract of circuit diagram)
• Loud noise, if appliance is switched to standby .
• 4cm vertical scanning for a few secs.
• White horizontal line at top of screen. Rest of screen is black.
• Tripping. Standby LED flashes .
• Intermittent switches to standby during programme or scene change. (extract of circuit diagram attached)
• Luminance streaks and flyback lines.
• No start up. No U1 47V, U2 5V voltages.
• Stuck in standby. Red LED dim. Possibly intermittent. (picture attached)
• Amplitude and/or alignment vary intermittently.
• TV01 blows after operating for 30 mins.
• Cuts out and then starts up from time to time after working for several hours.
• Regular ondulations on the vertical lines of a test picture. (with circuit diagram extract) (F20 tips)
• No function from RC, ok from front panel. RC receiver ok. (extract of circuit diagram attached)
• Picture with predominant yellow/green.
• At switch on PSU goes defective.
• TDA8178 heats up too much and blows.