54326261 / ITT [TV (Standard)]

• Line transistor S2000AF defective at switch on from cold. (extract of circuit diagram attached)
• No synchronisation (after start-up). (+ extract of circuit diagram)
• Rattling noise or bubbling at start-up (when cold). (part of circuit diagram displayed)
• No tuning. Higher channels in band I/III/V are not received.
• No tuning. only on certain channels. Dark screen. on the right.
• Reduced vertical size. (54326261 tip from ITT)
• No functions.
• Power supply seems to remain in safety mode. (part of circuit diagram displayed)
• Picture appears slowly. (part of circuit diagram displayed)
• Coloured lines (RGB test lines) in top of picture.
• Horizontal collapse. after a while. (+ extract of circuit diagram)
• Intermittent block.
• Loses sync at start-up for a few minutes.
• Picture with a 10cm vertical band on the right side. Negative picture behind this black band.
• Line frequency changes downward (squeaking, whistling).
• Power supply hiccups.
• Excessive vertical size. Vertical foldover at bottom.
• Focus problem. Blurred vertically, ok horizontally after replacing microprocessor and line transformer.
• Does not start up each time. When it functions, whistling and modulation of picture. This gets less in time. (54326261 ITT repair tip)
• Approx 20cm wide dark area in centre of picture and line tearing.
• Does not go into TXT mode. Mixed mode possible.
• Enter service mode.
• Picture rolls. when cold. (extract of circuit diagram attached)
• No control and cannot be switched off when started up from standby.
• Approx. 1cm bright, vertical line on the right hand side of the picture approx. 10cm from the edge.
• Centre of snowy picture is darker than edges. (extract of circuit diagram attached)
• Motorboating noise at switch on. Pin 13 of the TDA8372A is unsoldered. TV no longer pulsates. Power supply voltages ok. (part of circuit diagram displayed)
• No start-up from standby.
• Switches to standby when mains switch is plugged in. Switches off when using RCU. (with circuit diagram extract)
• At start up the power supply starts up for 2 secs then the appliance apparently goes into safety mode. No fault on the secondary.
• Excessive brightness. in the centre. (part of circuit diagram displayed)
• One side of picture is black.
• Grey picture at switch on and sound which disappears after 15 mins. Grey screen with frizzy line on the sides when pressing G2.
• Stuck in standby; RC ineffective. Stanby LED flickers. (+ extract of circuit diagram)
• 88 shown on LED display.
• Noise in audio. (+ extract of circuit diagram) (service info for ITT -54326261)
• White horizontal stripe about 5 cm from the bottom. Picture content bellow stripe is altered and noisy.
• Resistor R515 becomes defective. (with circuit diagram extract)
• Shuts down. after start-up. (picture attached)
• Picture collapse on half of the picture.
• At switch on picture is condensed tnen enlarged. Pops loudly at approx 2 pulses per sec. Intermittent blast from speakers. (+ extract of circuit diagram)
• No vertical deflection. Only a horizontal bright line appears on CRT. Audio OK. (extract of circuit diagram attached)
• No functions. after a while.
• No horizontal synchronisation. at start-up. (picture attached)
• Only snow in the picture, after changing the tuner the fault is still there.
• Bright picture. on the right. Dark picture. on the left. (picture attached)
• Excessive HV. (picture attached)
• Sound cracks. Switches off. Display stays. Can be restarted with RC. (part of circuit diagram displayed)
• PSU doesn't start up when cold. (part of circuit diagram displayed)
• Especially when cold some channels are not in the French standard. They remain in FM sound and inverted video. When warm and when changing programme suddenly picture and sound appear correctly. (picture attached)
• Line BU is abnormally hot.
• Low brightness. Picture too big.
• Picture distorted, shifted upwards and a little bit too wide.
• Black vertical bars on picture, mostly visible in AV with no video source. (with circuit diagram extract)
• Stuck in standby.
• Black screen. Display flashes once at switch on.
• HT starts up, appliance switches off immediately. Power supply with lamp OK but documentation states voltage must be 60-100V when pin 4 of line transformer disconnected and lamp connected to D765 60-100V. Voltage in this case is 145V.
• Does not start from Standby.
• Double picture.
• Picture with vertical and horizontal lines (when cold).
• Horizontal shaking. when cold.
• Noise in the speakers and no start up or display on the front panel when switching on. (+ extract of circuit diagram)
• Wavy vertical lines in the entire picture when cold. Picture jitters. (+ extract of circuit diagram)
• Intermittently line tearing in the middle (approx. 20cm wide). (picture attached) (ITT - 54326261 information)
• Does not switch on. Fluttering noise from the loudspeakers. (extract of circuit diagram attached)
• Vertical, bright stripe faintly visible in the right third of the picture. (54326261 tip from ITT)
• The teletext contrast is considerably too high after installing the teletext decoder.
• Switches off completely after switch on. No standby function. (extract of circuit diagram attached)
• Vertical hum bars on picture, sometimes very visible and sometimes hardly at all.
• Standby display lights up for a short time. Line output stage attempts to function, but switches off immediately.
• Does not fully go to TXT or only blue mix TXT. (picture attached)
• Output transistor (S2000) fails when started from cold. (54326261 ITT repair tip)
• Black bars on the bottom of picture. If V-amplitude is altered, picture disappears on the bottom. (+ extract of circuit diagram)
• Unusual TXT.
• Tripping.
• HV builds up briefly and then shuts down
• Vertical lines. No colour. after a while. (service info for ITT -54326261)
• Blue, vertical stripe in the right third of the picture.
• Sound channel 1 and 2 voltage level adjustment.
• Too wide picture and East/West pincushion curving outward. (+ extract of circuit diagram)
• Picture has moved approx 10cm to the left. Vertical black bar with a few coloured streaks. Colour OK. (+ extract of circuit diagram)
• Unclear picture with Hum content. (ITT - 54326261 information)
• No start-up (when cold).
• No horizontal or vertical deflection.
• Does not go into text mode, mix mode is not possible.
• Picture shaking in a random direction. (picture attached)
• Poor shading of picture, dark on one side and light on the other. (picture attached) (54326261 tip from ITT)
• Black picture. Sound OK. Picture is OK after restart. (extract of circuit diagram attached)
• E/W fault. (picture attached)
• AV correction.
• No vertical deflection. Horizontal line. Audio OK . (extract of circuit diagram attached)
• Vertical dark bands running from left to centre of picture and separated by approx. 5cm.
• Picture goes off after 1 minute; very low contrast, ok through scart. (extract of circuit diagram attached)
• Few segments of the display too bright. Doesn't respond to commands.
• Programmes change by themselves. RC is OK.
• Intermittent loss of brightness, picture is black. Can be adjusted with RC. Or vice versa, picture is too light and can be adjusted.
• Reduced contrast, especially on one side of the screen.
• Does not switch to standby. (extract of circuit diagram attached)
• Long picture at start up, black screen with rainbow spots.
• If switched to standby, appliance pulsates and can be heard in loudspeakers. (picture attached)
• Bright raster. Flyback lines.
• Blocked control processor.
• Dark picture. (54326261 tip from ITT)
• HV arcing. (part of circuit diagram displayed)
• Very pale picture which is shifted to the left. Voltage is correct. (extract of circuit diagram attached) (service info for ITT -54326261)
• Control unit does not function. Does not switch on. (extract of circuit diagram attached)
• No horizontal synchronisation. (+ extract of circuit diagram)
• Line output stage fails at switch on. With load (lamp) appliance can be switched on with squeaking noise. (part of circuit diagram displayed)
• Transistor T701 fails when appliance is switched off and on. (54326261 tips)
• Horizontal stripe. in the centre.
• Slow start-up. when cold. (+ extract of circuit diagram) (service info for ITT -54326261)
• E/W trapezium does not function.
• No start up after changing IC601. Nothing lights up on the front.
• Impossible to adjust synchronisation. Picture shifted towards left. Right side of picture reduced by 8cm. (picture attached)
• No E/W correction. (+ extract of circuit diagram)
• PSU chirps, at the same time bubbling and hum in loudspeakers. No functions. (picture attached)
• Slightly wavy picture in the middle of the screen. (with circuit diagram extract)
• Horizontal white line.
• Halts at switch on when cold. No start up. OK after a few attempts. (part of circuit diagram displayed)
• Intermittently line transistor defective at start up. Fault also occurs intermittently in channel search or when switching to another channel. Once appliance runs, it runs well.
• No colour (intermittently).
• Unstable picture. (+ extract of circuit diagram)
• Distorted picture. on the right. (part of circuit diagram displayed) (54326261 ITT repair tip)
• Faulty colour (green tinge, on upper picture edge, intermittently present). B/W picture OK. TXT and menu are OK too.
• Switches to standby (intermittently).
• No picture. on lower half screen. (with circuit diagram extract)
• No TXT.
• Vertical jitter. when cold.
• Shadowing effect, left side of picture is brighter than the right one. (with circuit diagram extract)
• At switch on, lights light up for an instant, voltage which ought to reach 145V increases to 60V but then goes back to 0V. (part of circuit diagram displayed)
• Poor audio.
• Vertical curtain-like stripes which may be distributed over the entire screen. (with circuit diagram extract)
• No picture (intermittently).
• Remains in standby after changing power IC. (extract of circuit diagram attached)
• No PSU start-up.
• Picture shifted to the left. (extract of circuit diagram attached)
• PSU pulsates. Sound crackles. After few secs. appliance works fine.
• The plug receptacle of the teletext decoder, which is contained in the additional component, does not fit mechanically into the socket receptacle of the appliance chassis.
• Picture is distorted and changes. Loss of colours. (picture attached)
• As described in the manual it is possible to operate the video recorder on all program places through the aerial. But some appliances only change over on channels 37-39.
• Will not select text, or will only select mix or full text but not both, various other functions faulty. (54326261 tips)
• High voltage runs high. Flashover all over.
• No vertical deflection. intermittently. (service info for ITT -54326261)
• Line foldover by start-up. No sound. After warm-up, picture and sound are OK. Sync is still unstable.
• Picture is too wide. E/W distorted.
• Line tearing. (+ extract of circuit diagram)
• Line synchronisation available only after 2 mins. (service info for ITT -54326261)
• No picture. Audio OK . (with circuit diagram extract) (54326261 ITT repair tip)
• Vertical collapse. (extract of circuit diagram attached) (54326261 tips)
• Excessive horizontal size. (with circuit diagram extract)
• No picture content. Picture is greyish. (extract of circuit diagram attached)
• Stops after 5 seconds. No standby LED. (picture attached)
• Horizontal synchronisation fault even after replacing TDA8372. Weak adjustment with pot R634. Line synchronisation OK. Comparator OK. Horizontal linearity is OK. (+ extract of circuit diagram)
• Lines in picture.
• Switches on for a short time with RC, then switches off. "I" and "II" flicker on display. LED doesn't light. Starts up again with RC, if previously disconnected from mains.
• Buzzing at start-up. (54326261 ITT repair tip)
• White, horizontal lines at the top of the picture. Lines decrease after a while but never disappear completely.
• Channel TF1 (channel 22) does not hold in SECAM: remains in PAL. The other channels are normal.
• Dark picture on 2/3 of screen on the left but brighter on 1/3 of screen on the right. (+ extract of circuit diagram)
• Front LED briefly lights up at switch on then it switches off. LED remains lit when mains plug is connected and disconnected but it definitely switches off at start up.
• Comes on for a short time. (part of circuit diagram displayed)
• Display flashing and rattles at switch on. (+ extract of circuit diagram)
• At Power On standby LED switches off immediately after switching on.
• Cuts out after switch on, soft hum from the speakers in standby mode.
• Convex picture. Defective lower linearity. (with circuit diagram extract)
• Horizontal line.
• Intermittently dead. (part of circuit diagram displayed)
• Horizontal jitter. when cold.
• Does not switch ON. No power light showing.
• Flashing picture. (+ extract of circuit diagram)
• Power supply defective after a few days. (picture attached)
• Intermittent flyback lines. Grey scale varies intermittently. Possibly no picture.
• Horizontal synchronisation fault, picture shifted towards left side. (with circuit diagram extract)
• Switches to protection mode. at start-up. (extract of circuit diagram attached)
• White screen, horizontal lines without video signal. OK on scart output T971 OK IC950 OK. No beam limiter on 15 of IC950. Flash on the screen when changing channels.
• From a cold start line output stage transistor fails.
• Motorboating noise at switch on. When you change IC701 the TV starts up again, it is possible to switch it off and to start it up by using standby. Otherwise, the fault starts again. (+ extract of circuit diagram)
• Picture is brighter on the right. Poor synchronisation after program switch-over. Picture becomes brighter and darker in AV. (picture attached)
• PSU can not be loaded with 60W incandescent lamp.
• FBT blows after a few mins. (+ extract of circuit diagram)
• No TXT (intermittently).
• 10cm black bar on the right of the screen. Voltages ok, corrections work. (+ extract of circuit diagram)
• Afterglow on deflection tube after switch off.
• Cycles on/off. (54326261 tip from ITT)
• Picture is out of alignment horizontally. 10cm black bar on the right. (extract of circuit diagram attached)
• Appliance whistles. Sound and picture present. Picture interference (lines approx one centimeter apart over the whole of the picture).
• Attempts to start with no result. (extract of circuit diagram attached)
• Line transformer starts up but no display, nothing on the screen and no sound. (extract of circuit diagram attached)
• Dark screen. on the right. (extract of circuit diagram attached)
• Poor line and picture synchronisation when cold.
• Impossible to adjust the horizontal synchronization. Picture has shifted 10cm to the left. TDA 8372A on pin 20 has already been replaced, sandcastle incorrect. Power supply is good. (picture attached)
• Horizontal picture position is incorrect, 5cm to the left. No picture intermittently. (extract of circuit diagram attached)
• Collapses at start up, then switches off.
• No HT output from power supply. OK in standby. (picture attached)
• Picture shifted to the left. Alignment works normally. (picture attached)
• Occasionally blue screen. Picture ok when G2 adjusted then disappears again. When pressed too much picture remains incorrect then disappears. (ITT - 54326261 information)
• Instructions on how to put appliance into Service-Mode.
• PSU fails intermittently. (extract of circuit diagram attached)
• Pulsating picture. (picture attached) (54326261 tips)
• Excessive brightness. Flyback lines. (extract of circuit diagram attached) (service info for ITT -54326261)
• Only blue light at right in picture.
• Defective linearity.
• No start up, no standby light, variable voltage on pin 16 of IC701. (picture attached)
• Poor synchronisation. No picture. after a while.
• Top third of screen has ragged vertical lines.
• Left picture side is brighter, even via AV. (picture attached)
• Starts with noise (approx. 2-3 seconds), then it operates normally. (part of circuit diagram displayed)
• Random operation commands. (service info for ITT -54326261)
• PSU cannot be started from Stand By. 145V voltage in an unloaded condition is at approx 105V, the connected lamp does not light up, the voltage then collapses to approx 20V. (+ extract of circuit diagram)
• In a grey area - independent of colour saturation - you can see 2 vertical zones approx 15cm wide, greeny blue in colour with coloured edges.
• High voltage build up for short time then PSU switches off. (with circuit diagram extract)
• Eliminate safety mode of PSU.
• No raster sync in HF. Ok in scart. (part of circuit diagram displayed)
• No picture. No audio. (extract of circuit diagram attached)
• Motorboating noise at switch on then goes into standby. When frame IC is unsoldered TV starts up. (extract of circuit diagram attached)
• Automatic B/G-L detection does not work correctly with the Nicam sound carrier (TF1, FRANCE 2). (54326261 tip from ITT)
• White point when switching off with ON/OFF switch. No point in standby.
• No functions. Red LED does not flash.
• No audio (when cold).
• Brightness varies. E/W fault. intermittently.
• The picture is too large and wavers.
• Dark screen, only diffuse glow. (ITT - 54326261 information)
• At switch on, functions but with no picture. By pressing the CRT module it unblocks and the picture appears. Predominant colour depends on the pressure used.
• Blanking interval on left side of picture, colour flickers and screen dark after a while.
• Picture shifted horizontally. (part of circuit diagram displayed)
• Dark picture. on the right. (extract of circuit diagram attached)
• After the appliance is switched off a large spot of light appears for several seconds in the middle of the screen. (with circuit diagram extract)
• PSU starts briefly, then no more HV. (+ extract of circuit diagram)
• Time constant switching over only occurs on memory sites 37 to 39 and AV.
• Poor adjustment of horizontal picture centering. (picture attached)
• Picture tearing.
• Secondary voltages appear for 1 to 2 secs. then nothing else. Standby LED switches off.
• Poor vertical linearity at the bottom, also E/W error.
• No tuning.
• Picture too big. (extract of circuit diagram attached)
• Picture only appears about 3 mins after switch on, when appliance is cold.
• Goes into safety mode at switch on. If FBT is unsoldered then HT is re-established. No apparent S/C in secondary of FBT. (extract of circuit diagram attached)
• High voltage transistor (S2000) defective. (extract of circuit diagram attached)
• Brightness differs between left and right hand side of the screen. (ITT - 54326261 information)
• Strong blue dominance at top of picture. Rest of picture (approx half) ok. (picture attached)
• Vertical IC (TDA3654) becomes hot, then fails after several hours. Picture OK. (picture attached)
• Builds up high voltage for a short time and then switches off. (+ extract of circuit diagram)
• Picture shifted to the right.
• Hum bars, especially on yellow or orange background.
• Unstable horizontal picture.
• Faint and too dark picture. Low brightness, contrast cannot be adjusted. Colour is adjustable.
• E/W-fault.
• Resistor R775 is defective.
• Dark picture. intermittently.
• Vertical line tearing. intermittently.
• Picture takes 15 secs. to appear. Sound ok and EHT present.
• Insufficient picture heigth (10cm) and severe linear distortion.
• Whenever a function is requested display lights up then switches off.
• Blue screen. Flyback lines. Audio OK .
• LED lights up briefly then nothing more.
• Dark picture. Stripes after a while. OK after warm-up. (picture attached)
• No start up after changing FBT and constant whistling noise. (part of circuit diagram displayed)
• No HV.
• Reduced raster size. (with circuit diagram extract) (ITT - 54326261 information)
• When appliance receives in Nicam stereo, the TV goes into PAL. (54326261 tips)
• Pincushion distortion.
• Distorted vertical linearity. Barrel distortion. (picture attached)
• Vertical or horizontal picture shaking both when hot and cold. (part of circuit diagram displayed)
• Picture shifted to the left, too small and not adjustable. (extract of circuit diagram attached)
• Switches off immediately after plugging in mains. (+ extract of circuit diagram) (service info for ITT -54326261)
• Standby display lights up briefly, then no function.
• Shuts down. (+ extract of circuit diagram)
• Illegible display. (+ extract of circuit diagram)
• Horizontal jitter. Vertical jitter. (picture attached) (54326261 ITT repair tip)
• PSU is defective. 300V is present.
• Only standby LED lit. LED switches off at switch on then no function.
• Bright vertical stripes. No picture content. Sound OK. (part of circuit diagram displayed)
• Black bar on the right side of the screen. Similar to displacement. (with circuit diagram extract)
• HV appears briefly and then disappears. (+ extract of circuit diagram)
• Noise in picture. Poor horizontal synchronisation.
• NICAM check.
• Can be switched to standby only if power plug is pulled out.
• PSU switches from standby to safety mode at switch on.
• At switch ON, set screams. Pressing on the on/off switch gives same condition. Standby LED's off.
• No start-up. (with circuit diagram extract) (54326261 ITT repair tip)
• No picture. Hum in audio.
• Blank screen with purple haze at left hand side. (+ extract of circuit diagram)
• After transporting an appliance, the first time it starts up there may be distorted playback of colour (flickering, drop out or stripes) and/or defective teletext playback.
• EHT is heard starting up then everything stops 4 secs later. (ITT - 54326261 information)
• Line transformer starts up with an amplitude of 400V blemished by many interference lines.
• No colour.
• Picture shifted to the left. Sometimes picture fails completely, then still only picture blanking stripes visible. (picture attached)
• Poor PSU start up. Severe crackle in the loudspeaker.
• Poor PSU start-up or BU defective. (+ extract of circuit diagram)
• T501 fails repeatedly.
• Control unit processor is defective. (+ extract of circuit diagram)
• Hums at switch on. (part of circuit diagram displayed)
• NICAM is missing.
• When ON/OFF switch is pressed LED lights up and then switches off. If line BU is replaced by lamp, it lights up and collector goes down to 124V instead of 155V. (part of circuit diagram displayed)
• Line BU voltage = 140V. Value of capacitor C701 (in PSU) illegible. Still no display if line BU disconnected. (with circuit diagram extract)
• Hums at switch on, dies out slowly.
• Goes into PAL reception when in NICAM reception on channel 64, programme N1.
• At switch on appliance pulsated then reverts to standby again.
• Programming menu can not be accessed. (picture attached)
• White screen. Flyback lines.
• Whistling HT. No start up due to incorrect HT frequency. May blow S2000 immediately. (picture attached)
• DF-AF adjustment.
• Blank raster.
• Erratic functions. (extract of circuit diagram attached)
• Text selection is not possible, takes only Mix or full text but not both. Also various other functions are defective.
• Operation commands are not carried out.
• Dead. after start-up.
• Wavy picture. at top. (part of circuit diagram displayed)
• Vertical IC fails. (+ extract of circuit diagram)
• Ok with signal. Without signal: unstable line frequency, line stage transformer makes a loud whistling noise and T511 (scanning transistor) shorts. (part of circuit diagram displayed)
• Loud noise. at start-up.
• Intermittent no image or yellow colouring. Knock sensitive. (part of circuit diagram displayed)
• PSU doesn't start-up or only after a while. Cracking sound.
• Picture and sound missing. Via scart socket with video recorder OK (part of circuit diagram displayed) (54326261 ITT repair tip)
• No synchronisation during the first few mins. (+ extract of circuit diagram)
• After approx 20 mins colour TV switches off.
• When TV started up, transistor (S2000AF) instantly burn out. (part of circuit diagram displayed) (ITT - 54326261 information)
• Switches off when selecting a function via RC.
• Dark screen at start up. Line transformer ok with flyback lines. Top 2 or 3 lines ok. In PB apparently functions around the IC TDA8372A. (part of circuit diagram displayed) (54326261 tips)
• Picture amplitude is too weak.
• When the appliance is switched on it goes into undefined operating conditions ie. in spite of correct operating voltages the appliance has eg. no picture, no sound, no display etc.
• Very slight flickering with a light picture. (part of circuit diagram displayed)
• Vertical and horizontal synchronisation available only after 2 mins.
• Line tearing. at top. (part of circuit diagram displayed)
• Dead.
• Remains in standby. Starts up when wiper forced. 88 on display. No picture and no sound. Goes into standby as soon as switch is released. (part of circuit diagram displayed) (ITT - 54326261 information)
• At the top edge of the picture an unusual stain effect appears and line tearing.