54328031 / SCHAUBLORENZ [TV (Standard)]

• Horizontal synchronisation fault, picture shifted towards left side. (part of circuit diagram displayed)
• Picture shifted horizontally. (extract of circuit diagram attached)
• Insufficient picture heigth (10cm) and severe linear distortion.
• Hums at switch on, dies out slowly.
• No functions. Red LED does not flash.
• Sound cracks. Switches off. Display stays. Can be restarted with RC. (+ extract of circuit diagram) (54328031 tips)
• Low brightness. Picture too big.
• Horizontal shaking. when cold.
• Wavy vertical lines in the entire picture when cold. Picture jitters. (part of circuit diagram displayed)
• Line tearing. at top. (part of circuit diagram displayed)
• No TXT.
• No picture. No audio. (part of circuit diagram displayed) (SCHAUBLORENZ - 54328031 information)
• 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)
• EHT is heard starting up then everything stops 4 secs later.
• PSU chirps, at the same time bubbling and hum in loudspeakers. No functions. (with circuit diagram extract)
• Power supply seems to remain in safety mode. (picture attached)
• Poor line and picture synchronisation when cold.
• Dark picture. Stripes after a while. OK after warm-up. (picture attached)
• Vertical collapse. (extract of circuit diagram attached)
• LED lights up briefly then nothing more.
• Picture only appears about 3 mins after switch on, when appliance is cold.
• No tuning. Higher channels in band I/III/V are not received. (54328031 tip from SCHAUBLORENZ)
• Goes into PAL reception when in NICAM reception on channel 64, programme N1.
• Unusual TXT.
• Blank screen with purple haze at left hand side. (picture attached) (54328031 tips)
• No vertical deflection. Horizontal line. Audio OK . (part of circuit diagram displayed) (SCHAUBLORENZ - 54328031 information)
• Noise in the speakers and no start up or display on the front panel when switching on. (picture attached)
• Power supply defective after a few days. (with circuit diagram extract)
• White horizontal stripe about 5 cm from the bottom. Picture content bellow stripe is altered and noisy.
• Switches to protection mode. at start-up. (picture attached)
• Control unit does not function. Does not switch on. (+ extract of circuit diagram)
• 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.
• Brightness varies. E/W fault. intermittently.
• 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. (54328031 tips)
• Random operation commands.
• Comes on for a short time. (picture attached)
• Excessive brightness. in the centre. (part of circuit diagram displayed)
• Picture shifted to the left. Alignment works normally. (picture attached)
• Coloured lines (RGB test lines) in top of picture.
• 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 attached)
• Excessive vertical size. Vertical foldover at bottom.
• Line BU is abnormally hot.
• 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. (+ extract of circuit diagram)
• Time constant switching over only occurs on memory sites 37 to 39 and AV.
• No start up after changing IC601. Nothing lights up on the front.
• Can be switched to standby only if power plug is pulled out.
• No picture. on lower half screen. (with circuit diagram extract)
• 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. (part of circuit diagram displayed)
• Black picture. Sound OK. Picture is OK after restart. (with circuit diagram extract)
• Only blue light at right in picture.
• Horizontal collapse. after a while. (picture attached)
• No colour (intermittently).
• Picture rolls. when cold. (with circuit diagram extract)
• After the appliance is switched off a large spot of light appears for several seconds in the middle of the screen. (+ extract of circuit diagram)
• E/W-fault.
• The teletext contrast is considerably too high after installing the teletext decoder.
• Top third of screen has ragged vertical lines.
• PSU starts briefly, then no more HV. (with circuit diagram extract)
• Control unit processor is defective. (with circuit diagram extract)
• Centre of snowy picture is darker than edges. (extract of circuit diagram attached)
• Switches off completely after switch on. No standby function. (extract of circuit diagram attached)
• PSU switches from standby to safety mode at switch on.
• Line tearing. (+ extract of circuit diagram)
• AV correction.
• No functions.
• T501 fails repeatedly.
• Vertical IC fails. (picture attached)
• HV arcing. (picture attached)
• Excessive brightness. Flyback lines. (part of circuit diagram displayed)
• Double picture. (SCHAUBLORENZ - 54328031 information)
• Impossible to adjust synchronisation. Picture shifted towards left. Right side of picture reduced by 8cm. (picture attached)
• Dead. after start-up. (service info for SCHAUBLORENZ -54328031)
• No functions. after a while.
• Stuck in standby.
• Blanking interval on left side of picture, colour flickers and screen dark after a while.
• Intermittently line tearing in the middle (approx. 20cm wide). (part of circuit diagram displayed)
• 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. (extract of circuit diagram attached) (54328031 tip from SCHAUBLORENZ)
• Picture is brighter on the right. Poor synchronisation after program switch-over. Picture becomes brighter and darker in AV. (with circuit diagram extract)
• Poor PSU start-up or BU defective. (part of circuit diagram displayed)
• Does not go into text mode, mix mode is not possible. (54328031 SCHAUBLORENZ repair tip)
• Bright picture. on the right. Dark picture. on the left. (picture attached)
• No horizontal or vertical deflection.
• Vertical lines. No colour. after a while.
• Pulsating picture. (+ extract of circuit diagram)
• Black screen. Display flashes once at switch on.
• Standby display lights up briefly, then no function. (service info for SCHAUBLORENZ -54328031)
• 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.
• No start-up. (with circuit diagram extract)
• 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. (+ extract of circuit diagram)
• Erratic functions. (extract of circuit diagram attached)
• Occasionally blue screen. Picture ok when G2 adjusted then disappears again. When pressed too much picture remains incorrect then disappears. (54328031 SCHAUBLORENZ repair tip)
• HV appears briefly and then disappears. (picture attached)
• Automatic B/G-L detection does not work correctly with the Nicam sound carrier (TF1, FRANCE 2).
• Collapses at start up, then switches off.
• DF-AF adjustment.
• No tuning.
• Dark screen. on the right. (+ extract of circuit diagram)
• Shadowing effect, left side of picture is brighter than the right one. (extract of circuit diagram attached)
• Resistor R515 becomes defective. (with circuit diagram extract)
• No picture. Audio OK . (+ extract of circuit diagram)
• Remains in standby after changing power IC. (with circuit diagram extract)
• Slightly wavy picture in the middle of the screen. (+ extract of circuit diagram)
• No vertical deflection. Only a horizontal bright line appears on CRT. Audio OK. (part of circuit diagram displayed)
• Vertical hum bars on picture, sometimes very visible and sometimes hardly at all.
• No picture content. Picture is greyish. (with circuit diagram extract)
• One side of picture is black.
• Vertical, bright stripe faintly visible in the right third of the picture.
• 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.
• Faint and too dark picture. Low brightness, contrast cannot be adjusted. Colour is adjustable.
• Horizontal picture position is incorrect, 5cm to the left. No picture intermittently. (+ extract of circuit diagram)
• Line BU voltage = 140V. Value of capacitor C701 (in PSU) illegible. Still no display if line BU disconnected. (picture attached)
• 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.
• Black bar on the right side of the screen. Similar to displacement. (picture attached)
• Dark picture. on the right. (part of circuit diagram displayed)
• 10cm black bar on the right of the screen. Voltages ok, corrections work. (extract of circuit diagram attached)
• Distorted vertical linearity. Barrel distortion. (+ extract of circuit diagram)
• Intermittent loss of brightness, picture is black. Can be adjusted with RC. Or vice versa, picture is too light and can be adjusted.
• Operation commands are not carried out.
• E/W trapezium does not function.
• PSU fails intermittently. (extract of circuit diagram attached)
• Intermittent block.
• White screen. Flyback lines.
• Vertical IC (TDA3654) becomes hot, then fails after several hours. Picture OK. (with circuit diagram extract)
• No HT output from power supply. OK in standby. (extract of circuit diagram attached)
• No PSU start-up.
• Reduced contrast, especially on one side of the screen.
• Strong blue dominance at top of picture. Rest of picture (approx half) ok. (extract of circuit diagram attached)
• No horizontal synchronisation. at start-up. (part of circuit diagram displayed)
• Hums at switch on. (extract of circuit diagram attached)
• Motorboating noise at switch on then goes into standby. When frame IC is unsoldered TV starts up. (picture attached)
• Long picture at start up, black screen with rainbow spots.
• Poor vertical linearity at the bottom, also E/W error.
• Motorboating noise at switch on. Pin 13 of the TDA8372A is unsoldered. TV no longer pulsates. Power supply voltages ok. (picture attached)
• Line foldover by start-up. No sound. After warm-up, picture and sound are OK. Sync is still unstable.
• In a grey area - independent of colour saturation - you can see 2 vertical zones approx 15cm wide, greeny blue in colour with coloured edges.
• From a cold start line output stage transistor fails.
• Vertical dark bands running from left to centre of picture and separated by approx. 5cm.
• Does not start up each time. When it functions, whistling and modulation of picture. This gets less in time.
• Vertical jitter. when cold.
• 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 attached)
• 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.
• Poor PSU start up. Severe crackle in the loudspeaker.
• Pincushion distortion.
• Vertical line tearing. intermittently.
• Does not fully go to TXT or only blue mix TXT. (extract of circuit diagram attached)
• Very pale picture which is shifted to the left. Voltage is correct. (picture attached)
• Afterglow on deflection tube after switch off.
• Picture shifted to the left. (with circuit diagram extract)
• Bright raster. Flyback lines.
• After approx 20 mins colour TV switches off. (54328031 SCHAUBLORENZ repair tip)
• Grey picture at switch on and sound which disappears after 15 mins. Grey screen with frizzy line on the sides when pressing G2.
• Poor adjustment of horizontal picture centering. (extract of circuit diagram attached)
• Lines in picture.
• Left picture side is brighter, even via AV. (extract of circuit diagram attached)
• Rattling noise or bubbling at start-up (when cold). (part of circuit diagram displayed)
• Poor shading of picture, dark on one side and light on the other. (with circuit diagram extract)
• Black bars on the bottom of picture. If V-amplitude is altered, picture disappears on the bottom. (part of circuit diagram displayed)
• Appliance whistles. Sound and picture present. Picture interference (lines approx one centimeter apart over the whole of the picture).
• No synchronisation (after start-up). (extract of circuit diagram attached)
• Switches to standby when mains switch is plugged in. Switches off when using RCU. (with circuit diagram extract)
• Intermittent no image or yellow colouring. Knock sensitive. (with circuit diagram extract)
• High voltage runs high. Flashover all over.
• Picture is too wide. E/W distorted.
• Line transformer starts up but no display, nothing on the screen and no sound. (with circuit diagram extract)
• Slow start-up. when cold. (+ extract of circuit diagram)
• No HV.
• Convex picture. Defective lower linearity. (part of circuit diagram displayed)
• Faulty colour (green tinge, on upper picture edge, intermittently present). B/W picture OK. TXT and menu are OK too.
• Blue screen. Flyback lines. Audio OK .
• Horizontal jitter. when cold.
• Programmes change by themselves. RC is OK.
• Vertical curtain-like stripes which may be distributed over the entire screen. (picture attached)
• Excessive horizontal size. (with circuit diagram extract)
• Shuts down. (picture attached)
• Approx 20cm wide dark area in centre of picture and line tearing.
• Illegible display. (with circuit diagram extract)
• Builds up high voltage for a short time and then switches off. (with circuit diagram extract) (54328031 tip from SCHAUBLORENZ)
• HV builds up briefly and then shuts down
• At Power On standby LED switches off immediately after switching on.
• 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.
• Intermittently dead. (picture attached)
• Reduced vertical size.
• Dead.
• Does not start from Standby.
• High voltage transistor (S2000) defective. (picture attached) (54328031 SCHAUBLORENZ repair tip)
• No audio (when cold).
• 88 shown on LED display.
• 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.
• No horizontal synchronisation. (extract of circuit diagram attached)
• Shuts down. after start-up. (+ extract of circuit diagram)
• Reduced raster size. (with circuit diagram extract)
• Standby display lights up for a short time. Line output stage attempts to function, but switches off immediately.
• Dark picture. intermittently.
• No synchronisation during the first few mins. (with circuit diagram extract)
• Dark picture.
• No colour.
• Power supply hiccups.
• Switches to standby (intermittently).
• No start-up (when cold).
• Display flashing and rattles at switch on. (picture attached)
• Blocked control processor.
• White, horizontal lines at the top of the picture. Lines decrease after a while but never disappear completely.
• Line output stage fails at switch on. With load (lamp) appliance can be switched on with squeaking noise. (+ extract of circuit diagram)
• Switches off when selecting a function via RC.
• Ok with signal. Without signal: unstable line frequency, line stage transformer makes a loud whistling noise and T511 (scanning transistor) shorts. (with circuit diagram extract)
• If switched to standby, appliance pulsates and can be heard in loudspeakers. (part of circuit diagram displayed)
• Line frequency changes downward (squeaking, whistling). (54328031 SCHAUBLORENZ repair tip)
• PSU is defective. 300V is present.
• No TXT (intermittently).
• Unclear picture with Hum content.
• Only snow in the picture, after changing the tuner the fault is still there. (SCHAUBLORENZ - 54328031 information)
• Picture goes off after 1 minute; very low contrast, ok through scart. (picture attached)
• Switches off immediately after plugging in mains. (part of circuit diagram displayed)
• Approx. 1cm bright, vertical line on the right hand side of the picture approx. 10cm from the edge.
• No E/W correction. (+ extract of circuit diagram)
• No raster sync in HF. Ok in scart. (+ extract of circuit diagram)
• At start up the power supply starts up for 2 secs then the appliance apparently goes into safety mode. No fault on the secondary.
• Picture shifted to the right.
• NICAM check.
• Very slight flickering with a light picture. (part of circuit diagram displayed)
• Line transistor S2000AF defective at switch on from cold. (part of circuit diagram displayed)
• PSU can not be loaded with 60W incandescent lamp. (54328031 tips)
• Blank raster.
• Does not go into TXT mode. Mixed mode possible.
• No picture (intermittently).
• 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. (picture attached)
• Line synchronisation available only after 2 mins.
• Picture shifted to the left, too small and not adjustable. (+ extract of circuit diagram)
• At switch on appliance pulsated then reverts to standby again.
• No start-up from standby.
• Buzzing at start-up. (SCHAUBLORENZ - 54328031 information)
• Excessive HV. (part of circuit diagram displayed)
• E/W fault. (part of circuit diagram displayed)
• NICAM is missing.
• Picture with a 10cm vertical band on the right side. Negative picture behind this black band.
• Resistor R775 is defective.
• No picture. Hum in audio.
• 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.
• Hum bars, especially on yellow or orange background.
• Picture is out of alignment horizontally. 10cm black bar on the right. (extract of circuit diagram attached)
• The picture is too large and wavers. (54328031 tips)
• Horizontal jitter. Vertical jitter. (+ extract of circuit diagram)
• Attempts to start with no result. (picture attached)
• Eliminate safety mode of PSU.
• Whistling HT. No start up due to incorrect HT frequency. May blow S2000 immediately. (part of circuit diagram displayed)
• Picture appears slowly. (picture attached)
• Enter service mode.
• Programming menu can not be accessed. (part of circuit diagram displayed) (54328031 tips)
• Horizontal white line.
• Picture is distorted and changes. Loss of colours. (with circuit diagram extract)
• 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.
• Output transistor (S2000) fails when started from cold.
• At switch ON, set screams. Pressing on the on/off switch gives same condition. Standby LED's off.
• PSU doesn't start-up or only after a while. Cracking sound. (service info for SCHAUBLORENZ -54328031)
• Transistor T701 fails when appliance is switched off and on.
• Noise in picture. Poor horizontal synchronisation.
• Secondary voltages appear for 1 to 2 secs. then nothing else. Standby LED switches off.
• Cycles on/off.
• Unstable horizontal picture.
• When appliance receives in Nicam stereo, the TV goes into PAL.
• High voltage build up for short time then PSU switches off. (part of circuit diagram displayed)
• Black vertical bars on picture, mostly visible in AV with no video source. (+ extract of circuit diagram)
• No tuning. only on certain channels. Dark screen. on the right.
• Vertical and horizontal synchronisation available only after 2 mins.
• Poor synchronisation. No picture. after a while. (SCHAUBLORENZ - 54328031 information)
• Picture collapse on half of the picture.
• Sound channel 1 and 2 voltage level adjustment.
• No control and cannot be switched off when started up from standby.
• PSU doesn't start up when cold. (with circuit diagram extract)
• Line transformer starts up with an amplitude of 400V blemished by many interference lines.
• Horizontal line.
• Text selection is not possible, takes only Mix or full text but not both. Also various other functions are defective.
• Poor audio.
• Blue, vertical stripe in the right third of the picture. (service info for SCHAUBLORENZ -54328031)
• At the top edge of the picture an unusual stain effect appears and line tearing.
• Picture amplitude is too weak.
• At switch on picture is condensed tnen enlarged. Pops loudly at approx 2 pulses per sec. Intermittent blast from speakers. (picture attached) (service info for SCHAUBLORENZ -54328031)
• FBT blows after a few mins. (part of circuit diagram displayed)
• Does not switch on. Fluttering noise from the loudspeakers. (with circuit diagram extract) (54328031 tips)
• 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. (extract of circuit diagram attached)
• Picture too big. (extract of circuit diagram attached)
• Whenever a function is requested display lights up then switches off.
• Loses sync at start-up for a few minutes.
• Does not switch to standby. (with circuit diagram extract)
• Distorted picture. on the right. (extract of circuit diagram attached)
• No start up after changing FBT and constant whistling noise. (picture attached)
• Stuck in standby; RC ineffective. Stanby LED flickers. (part of circuit diagram displayed)
• Picture with vertical and horizontal lines (when cold).
• Horizontal stripe. in the centre.
• Noise in audio. (extract of circuit diagram attached) (54328031 SCHAUBLORENZ repair tip)
• No start up, no standby light, variable voltage on pin 16 of IC701. (extract of circuit diagram attached)
• Will not select text, or will only select mix or full text but not both, various other functions faulty.
• Flashing picture. (with circuit diagram extract) (54328031 tips)
• Only standby LED lit. LED switches off at switch on then no function.
• Few segments of the display too bright. Doesn't respond to commands.
• Bright vertical stripes. No picture content. Sound OK. (extract of circuit diagram attached)
• Focus problem. Blurred vertically, ok horizontally after replacing microprocessor and line transformer. (54328031 SCHAUBLORENZ repair tip)
• Picture distorted, shifted upwards and a little bit too wide.
• Starts with noise (approx. 2-3 seconds), then it operates normally. (picture attached)
• White point when switching off with ON/OFF switch. No point in standby.
• Channel TF1 (channel 22) does not hold in SECAM: remains in PAL. The other channels are normal.
• Picture and sound missing. Via scart socket with video recorder OK (+ extract of circuit diagram)
• Tripping.
• Picture shaking in a random direction. (with circuit diagram extract) (service info for SCHAUBLORENZ -54328031)
• Brightness differs between left and right hand side of the screen.
• PSU pulsates. Sound crackles. After few secs. appliance works fine.
• Too wide picture and East/West pincushion curving outward. (part of circuit diagram displayed)
• Dark picture on 2/3 of screen on the left but brighter on 1/3 of screen on the right. (part of circuit diagram displayed)
• Defective linearity.
• Instructions on how to put appliance into Service-Mode. (SCHAUBLORENZ - 54328031 information)
• Does not switch ON. No power light showing. (54328031 tips)
• Dark screen, only diffuse glow.
• Loud noise. at start-up.
• Halts at switch on when cold. No start up. OK after a few attempts. (part of circuit diagram displayed)
• At switch on, lights light up for an instant, voltage which ought to reach 145V increases to 60V but then goes back to 0V. (+ extract of circuit diagram)
• Picture shifted to the left. Sometimes picture fails completely, then still only picture blanking stripes visible. (+ extract of circuit diagram)
• Vertical or horizontal picture shaking both when hot and cold. (picture attached) (SCHAUBLORENZ - 54328031 information)
• Picture tearing.
• Stops after 5 seconds. No standby LED. (with circuit diagram extract)
• Wavy picture. at top. (extract of circuit diagram attached) (54328031 SCHAUBLORENZ repair tip)
• Picture takes 15 secs. to appear. Sound ok and EHT present.
• No vertical deflection. intermittently.
• Cuts out after switch on, soft hum from the speakers in standby mode.
• When TV started up, transistor (S2000AF) instantly burn out. (part of circuit diagram displayed)
• Intermittent flyback lines. Grey scale varies intermittently. Possibly no picture. (service info for SCHAUBLORENZ -54328031)
• Unstable picture. (with circuit diagram extract)
• Picture has moved approx 10cm to the left. Vertical black bar with a few coloured streaks. Colour OK. (part of circuit diagram displayed) (54328031 tips)