54326270 / SCHAUBLORENZ [TV (Standard)]

• Does not fully go to TXT or only blue mix TXT. (part of circuit diagram displayed)
• Time constant switching over only occurs on memory sites 37 to 39 and AV.
• Motorboating noise at switch on then goes into standby. When frame IC is unsoldered TV starts up. (picture attached)
• Intermittently line tearing in the middle (approx. 20cm wide). (picture attached)
• Vertical IC (TDA3654) becomes hot, then fails after several hours. Picture OK. (picture attached) (SCHAUBLORENZ - 54326270 information)
• Line output stage fails at switch on. With load (lamp) appliance can be switched on with squeaking noise. (extract of circuit diagram attached)
• No vertical deflection. Only a horizontal bright line appears on CRT. Audio OK. (part of circuit diagram displayed)
• Horizontal jitter. Vertical jitter. (extract of circuit diagram attached)
• Long picture at start up, black screen with rainbow spots.
• Brightness varies. E/W fault. intermittently.
• No HV.
• Picture collapse on half of the picture.
• 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. (part of circuit diagram displayed)
• Picture is too wide. E/W distorted.
• Line transformer starts up with an amplitude of 400V blemished by many interference lines.
• Line foldover by start-up. No sound. After warm-up, picture and sound are OK. Sync is still unstable.
• Transistor T701 fails when appliance is switched off and on.
• Line tearing. at top. (+ extract of circuit diagram)
• Noise in the speakers and no start up or display on the front panel when switching on. (picture attached)
• Poor adjustment of horizontal picture centering. (with circuit diagram extract)
• Switches off when selecting a function via RC.
• 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)
• Excessive vertical size. Vertical foldover at bottom.
• White point when switching off with ON/OFF switch. No point in standby. (SCHAUBLORENZ - 54326270 information)
• No start-up (when cold).
• Black vertical bars on picture, mostly visible in AV with no video source. (+ extract of circuit diagram)
• 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.
• No tuning. Higher channels in band I/III/V are not received.
• Impossible to adjust synchronisation. Picture shifted towards left. Right side of picture reduced by 8cm. (part of circuit diagram displayed)
• No TXT.
• Stuck in standby; RC ineffective. Stanby LED flickers. (picture attached)
• Whenever a function is requested display lights up then switches off.
• Line tearing. (picture attached)
• Reduced vertical size.
• DF-AF adjustment.
• Centre of snowy picture is darker than edges. (extract of circuit diagram attached)
• Brightness differs between left and right hand side of the screen.
• Reduced contrast, especially on one side of the screen.
• Resistor R515 becomes defective. (picture attached)
• Horizontal stripe. in the centre.
• 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 attached)
• Intermittent flyback lines. Grey scale varies intermittently. Possibly no picture.
• PSU starts briefly, then no more HV. (with circuit diagram extract)
• HV builds up briefly and then shuts down
• Black picture. Sound OK. Picture is OK after restart. (picture attached)
• NICAM is missing. (SCHAUBLORENZ - 54326270 information)
• Dark screen, only diffuse glow.
• Bright picture. on the right. Dark picture. on the left. (part of circuit diagram displayed)
• The picture is too large and wavers.
• Collapses at start up, then switches off. (SCHAUBLORENZ - 54326270 information)
• Insufficient picture heigth (10cm) and severe linear distortion.
• PSU is defective. 300V is present.
• Loses sync at start-up for a few minutes.
• Picture only appears about 3 mins after switch on, when appliance is cold.
• Blank raster.
• Slow start-up. when cold. (extract of circuit diagram attached)
• Coloured lines (RGB test lines) in top of picture. (54326270 tips)
• Vertical, bright stripe faintly visible in the right third of the picture.
• PSU pulsates. Sound crackles. After few secs. appliance works fine.
• PSU doesn't start-up or only after a while. Cracking sound.
• No colour.
• No picture. Hum in audio.
• Shuts down. after start-up. (extract of circuit diagram attached)
• Sound channel 1 and 2 voltage level adjustment.
• Attempts to start with no result. (extract of circuit diagram attached)
• Picture is out of alignment horizontally. 10cm black bar on the right. (+ extract of circuit diagram)
• Does not switch on. Fluttering noise from the loudspeakers. (+ extract of circuit diagram)
• No functions.
• No TXT (intermittently).
• Switches to standby (intermittently).
• Instructions on how to put appliance into Service-Mode.
• Hums at switch on. (+ extract of circuit diagram)
• Afterglow on deflection tube after switch off.
• Unstable picture. (picture attached)
• Does not switch ON. No power light showing. (service info for SCHAUBLORENZ -54326270)
• Vertical dark bands running from left to centre of picture and separated by approx. 5cm.
• Low brightness. Picture too big. (54326270 tips)
• Line BU voltage = 140V. Value of capacitor C701 (in PSU) illegible. Still no display if line BU disconnected. (picture attached)
• Dark picture. Stripes after a while. OK after warm-up. (extract of circuit diagram attached)
• If switched to standby, appliance pulsates and can be heard in loudspeakers. (part of circuit diagram displayed)
• Cuts out after switch on, soft hum from the speakers in standby mode.
• No horizontal synchronisation. at start-up. (picture attached) (54326270 tip from SCHAUBLORENZ)
• Horizontal collapse. after a while. (+ extract of circuit diagram)
• 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)
• Picture takes 15 secs. to appear. Sound ok and EHT present.
• White, horizontal lines at the top of the picture. Lines decrease after a while but never disappear completely.
• E/W-fault.
• Picture appears slowly. (+ extract of circuit diagram)
• Poor line and picture synchronisation when cold.
• No picture content. Picture is greyish. (picture attached) (SCHAUBLORENZ - 54326270 information)
• No functions. after a while.
• Picture rolls. when cold. (with circuit diagram extract)
• HV appears briefly and then disappears. (picture attached)
• Blanking interval on left side of picture, colour flickers and screen dark after a while.
• Line synchronisation available only after 2 mins.
• Slightly wavy picture in the middle of the screen. (picture attached) (54326270 tips)
• Vertical hum bars on picture, sometimes very visible and sometimes hardly at all.
• After approx 20 mins colour TV switches off.
• 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. (54326270 tip from SCHAUBLORENZ)
• No picture (intermittently).
• Starts with noise (approx. 2-3 seconds), then it operates normally. (part of circuit diagram displayed)
• Control unit processor is defective. (picture attached)
• One side of picture is black.
• Approx 20cm wide dark area in centre of picture and line tearing. (service info for SCHAUBLORENZ -54326270)
• Hum bars, especially on yellow or orange background.
• No start-up from standby.
• Blocked control processor.
• Pincushion distortion.
• Picture is distorted and changes. Loss of colours. (picture attached)
• Line frequency changes downward (squeaking, whistling).
• 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)
• Dark picture on 2/3 of screen on the left but brighter on 1/3 of screen on the right. (extract of circuit diagram attached)
• Picture shifted to the left, too small and not adjustable. (picture attached)
• Dead. after start-up.
• No control and cannot be switched off when started up from standby.
• In a grey area - independent of colour saturation - you can see 2 vertical zones approx 15cm wide, greeny blue in colour with coloured edges.
• Picture shifted to the left. (part of circuit diagram displayed)
• Unstable horizontal picture.
• FBT blows after a few mins. (extract of circuit diagram attached)
• Only snow in the picture, after changing the tuner the fault is still there.
• LED lights up briefly then nothing more.
• Automatic B/G-L detection does not work correctly with the Nicam sound carrier (TF1, FRANCE 2).
• Vertical and horizontal synchronisation available only after 2 mins.
• Excessive HV. (extract of circuit diagram attached)
• Poor audio.
• Loud noise. at start-up.
• Picture with a 10cm vertical band on the right side. Negative picture behind this black band.
• Excessive horizontal size. (part of circuit diagram displayed) (54326270 tip from SCHAUBLORENZ)
• E/W trapezium does not function.
• Buzzing at start-up.
• 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)
• White screen. Flyback lines.
• Operation commands are not carried out.
• Appliance whistles. Sound and picture present. Picture interference (lines approx one centimeter apart over the whole of the picture).
• Blank screen with purple haze at left hand side. (extract of circuit diagram attached) (SCHAUBLORENZ - 54326270 information)
• Dark picture. on the right. (+ extract of circuit diagram) (SCHAUBLORENZ - 54326270 information)
• Picture with vertical and horizontal lines (when cold).
• Text selection is not possible, takes only Mix or full text but not both. Also various other functions are defective.
• No picture. on lower half screen. (picture attached)
• Noise in picture. Poor horizontal synchronisation.
• 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. (part of circuit diagram displayed)
• Remains in standby after changing power IC. (extract of circuit diagram attached)
• Very pale picture which is shifted to the left. Voltage is correct. (with circuit diagram extract)
• Intermittent no image or yellow colouring. Knock sensitive. (picture attached)
• Horizontal jitter. when cold.
• At switch on picture is condensed tnen enlarged. Pops loudly at approx 2 pulses per sec. Intermittent blast from speakers. (with circuit diagram extract)
• High voltage runs high. Flashover all over. (54326270 SCHAUBLORENZ repair tip)
• Vertical IC fails. (extract of circuit diagram attached)
• Faulty colour (green tinge, on upper picture edge, intermittently present). B/W picture OK. TXT and menu are OK too. (54326270 SCHAUBLORENZ repair tip)
• AV correction.
• PSU fails intermittently. (+ extract of circuit diagram)
• Power supply seems to remain in safety mode. (picture attached) (54326270 tips)
• 88 shown on LED display.
• 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.
• No HT output from power supply. OK in standby. (+ extract of circuit diagram) (SCHAUBLORENZ - 54326270 information)
• Will not select text, or will only select mix or full text but not both, various other functions faulty.
• PSU can not be loaded with 60W incandescent lamp.
• No colour (intermittently).
• 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.
• Hums at switch on, dies out slowly. (54326270 tips)
• Switches to standby when mains switch is plugged in. Switches off when using RCU. (picture attached)
• 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 tuning.
• Comes on for a short time. (extract of circuit diagram attached)
• Halts at switch on when cold. No start up. OK after a few attempts. (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. (extract of circuit diagram attached)
• Poor vertical linearity at the bottom, also E/W error.
• 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.
• Poor PSU start up. Severe crackle in the loudspeaker.
• Stuck in standby.
• Does not go into TXT mode. Mixed mode possible.
• Few segments of the display too bright. Doesn't respond to commands. (service info for SCHAUBLORENZ -54326270)
• White horizontal stripe about 5 cm from the bottom. Picture content bellow stripe is altered and noisy.
• Does not go into text mode, mix mode is not possible. (54326270 tips)
• Excessive brightness. in the centre. (part of circuit diagram displayed) (service info for SCHAUBLORENZ -54326270)
• Vertical lines. No colour. after a while.
• Standby display lights up briefly, then no function.
• Standby display lights up for a short time. Line output stage attempts to function, but switches off immediately. (service info for SCHAUBLORENZ -54326270)
• Dark picture. intermittently. (54326270 SCHAUBLORENZ repair tip)
• Rattling noise or bubbling at start-up (when cold). (part of circuit diagram displayed)
• Reduced raster size. (picture attached)
• Line BU is abnormally hot.
• Excessive brightness. Flyback lines. (picture attached)
• At Power On standby LED switches off immediately after switching on.
• Picture distorted, shifted upwards and a little bit too wide.
• Channel TF1 (channel 22) does not hold in SECAM: remains in PAL. The other channels are normal. (service info for SCHAUBLORENZ -54326270)
• Unusual TXT.
• PSU switches from standby to safety mode at switch on.
• Programmes change by themselves. RC is OK.
• Convex picture. Defective lower linearity. (+ extract of circuit diagram)
• No picture. No audio. (+ extract of circuit diagram)
• Shuts down. (with circuit diagram extract)
• Shadowing effect, left side of picture is brighter than the right one. (extract of circuit diagram attached)
• Picture and sound missing. Via scart socket with video recorder OK (part of circuit diagram displayed)
• Double picture.
• Strong blue dominance at top of picture. Rest of picture (approx half) ok. (part of circuit diagram displayed)
• Intermittently dead. (with circuit diagram extract)
• Control unit does not function. Does not switch on. (part of circuit diagram displayed)
• No functions. Red LED does not flash.
• Tripping.
• Unclear picture with Hum content.
• Vertical or horizontal picture shaking both when hot and cold. (+ extract of circuit diagram)
• Blue, vertical stripe in the right third of the picture.
• Picture shaking in a random direction. (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.
• Sound cracks. Switches off. Display stays. Can be restarted with RC. (with circuit diagram extract)
• No picture. Audio OK . (+ extract of circuit diagram)
• 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. (extract of circuit diagram attached)
• 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)
• Grey picture at switch on and sound which disappears after 15 mins. Grey screen with frizzy line on the sides when pressing G2.
• Very slight flickering with a light picture. (picture attached)
• Vertical curtain-like stripes which may be distributed over the entire screen. (part of circuit diagram displayed)
• Focus problem. Blurred vertically, ok horizontally after replacing microprocessor and line transformer. (SCHAUBLORENZ - 54326270 information)
• PSU doesn't start up when cold. (part of circuit diagram displayed)
• Dark picture.
• Does not start from Standby.
• Picture is brighter on the right. Poor synchronisation after program switch-over. Picture becomes brighter and darker in AV. (part of circuit diagram displayed)
• No start up, no standby light, variable voltage on pin 16 of IC701. (+ extract of circuit diagram)
• Illegible display. (with circuit diagram extract)
• Picture shifted to the right. (SCHAUBLORENZ - 54326270 information)
• Intermittent block.
• Whistling HT. No start up due to incorrect HT frequency. May blow S2000 immediately. (picture attached)
• Horizontal synchronisation fault, picture shifted towards left side. (extract of circuit diagram attached) (SCHAUBLORENZ - 54326270 information)
• 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.
• Picture has moved approx 10cm to the left. Vertical black bar with a few coloured streaks. Colour OK. (picture attached)
• No raster sync in HF. Ok in scart. (picture attached)
• Picture tearing.
• Flashing picture. (with circuit diagram extract)
• Poor shading of picture, dark on one side and light on the other. (+ 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.
• Does not start up each time. When it functions, whistling and modulation of picture. This gets less in time.
• At start up the power supply starts up for 2 secs then the appliance apparently goes into safety mode. No fault on the secondary.
• Enter service mode.
• Only blue light at right in picture.
• Cycles on/off.
• Black screen. Display flashes once at switch on.
• Horizontal picture position is incorrect, 5cm to the left. No picture intermittently. (+ extract of circuit diagram)
• No PSU start-up.
• Lines in picture.
• Vertical jitter. when cold.
• Horizontal shaking. when cold.
• Picture shifted to the left. Sometimes picture fails completely, then still only picture blanking stripes visible. (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. (SCHAUBLORENZ - 54326270 information)
• No audio (when cold).
• Faint and too dark picture. Low brightness, contrast cannot be adjusted. Colour is adjustable.
• Wavy picture. at top. (part of circuit diagram displayed)
• When TV started up, transistor (S2000AF) instantly burn out. (+ extract of circuit diagram)
• From a cold start line output stage transistor fails.
• Resistor R775 is defective.
• EHT is heard starting up then everything stops 4 secs later.
• Wavy vertical lines in the entire picture when cold. Picture jitters. (extract of circuit diagram attached)
• 10cm black bar on the right of the screen. Voltages ok, corrections work. (with circuit diagram extract)
• Erratic functions. (extract of circuit diagram attached)
• Switches off immediately after plugging in mains. (part of circuit diagram displayed)
• No synchronisation during the first few mins. (picture attached) (SCHAUBLORENZ - 54326270 information)
• No vertical deflection. intermittently.
• No E/W correction. (picture attached)
• At switch ON, set screams. Pressing on the on/off switch gives same condition. Standby LED's off.
• Can be switched to standby only if power plug is pulled out.
• No tuning. only on certain channels. Dark screen. on the right.
• T501 fails repeatedly.
• 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) (54326270 tips)
• NICAM check.
• Builds up high voltage for a short time and then switches off. (picture attached) (54326270 tip from SCHAUBLORENZ)
• Power supply defective after a few days. (picture attached)
• No start up after changing FBT and constant whistling noise. (with circuit diagram extract)
• Output transistor (S2000) fails when started from cold. (service info for SCHAUBLORENZ -54326270)
• Top third of screen has ragged vertical lines.
• Programming menu can not be accessed. (+ extract of circuit diagram)
• Dark screen. on the right. (+ extract of circuit diagram)
• Picture too big. (extract of circuit diagram attached)
• Does not switch to standby. (picture attached)
• No start up after changing IC601. Nothing lights up on the front.
• Bright raster. Flyback lines.
• No horizontal or vertical deflection.
• No vertical deflection. Horizontal line. Audio OK . (picture attached)
• Poor PSU start-up or BU defective. (part of circuit diagram displayed)
• Stops after 5 seconds. No standby LED. (extract of circuit diagram attached)
• Line transistor S2000AF defective at switch on from cold. (with circuit diagram extract)
• Black bars on the bottom of picture. If V-amplitude is altered, picture disappears on the bottom. (+ extract of circuit diagram)
• 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) (54326270 tip from SCHAUBLORENZ)
• Defective linearity.
• Noise in audio. (part of circuit diagram displayed)
• No synchronisation (after start-up). (part of circuit diagram displayed)
• Horizontal line.
• Too wide picture and East/West pincushion curving outward. (part of circuit diagram displayed)
• Distorted vertical linearity. Barrel distortion. (with circuit diagram extract)
• Poor synchronisation. No picture. after a while.
• At switch on appliance pulsated then reverts to standby again.
• High voltage transistor (S2000) defective. (picture attached)
• Distorted picture. on the right. (picture attached)
• Secondary voltages appear for 1 to 2 secs. then nothing else. Standby LED switches off.
• Picture amplitude is too weak.
• 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.
• Approx. 1cm bright, vertical line on the right hand side of the picture approx. 10cm from the edge.
• Picture shifted to the left. Alignment works normally. (+ extract of circuit diagram)
• Goes into safety mode at switch on. If FBT is unsoldered then HT is re-established. No apparent S/C in secondary of FBT. (picture attached)
• Black bar on the right side of the screen. Similar to displacement. (part of circuit diagram displayed) (54326270 tip from SCHAUBLORENZ)
• Goes into PAL reception when in NICAM reception on channel 64, programme N1.
• Vertical line tearing. intermittently.
• At the top edge of the picture an unusual stain effect appears and line tearing.
• Random operation commands.
• Eliminate safety mode of PSU.
• Pulsating picture. (+ extract of circuit diagram)
• Dead.
• Picture shifted horizontally. (picture attached)
• HV arcing. (with circuit diagram extract)
• Left picture side is brighter, even via AV. (picture attached)
• Blue screen. Flyback lines. Audio OK .
• Only standby LED lit. LED switches off at switch on then no function.
• High voltage build up for short time then PSU switches off. (+ extract of circuit diagram)
• PSU chirps, at the same time bubbling and hum in loudspeakers. No functions. (picture attached)
• No start-up. (picture attached)
• No horizontal synchronisation. (picture attached)
• Switches off completely after switch on. No standby function. (extract of circuit diagram attached)
• Bright vertical stripes. No picture content. Sound OK. (picture attached)
• The teletext contrast is considerably too high after installing the teletext decoder.
• Horizontal white line.
• Line transformer starts up but no display, nothing on the screen and no sound. (picture attached)
• Display flashing and rattles at switch on. (with circuit diagram extract)
• Power supply hiccups.
• When appliance receives in Nicam stereo, the TV goes into PAL.
• Vertical collapse. (+ extract of circuit diagram)
• Switches to protection mode. at start-up. (extract of circuit diagram attached)
• E/W fault. (part of circuit diagram displayed)
• 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.
• Picture goes off after 1 minute; very low contrast, ok through scart. (+ extract of circuit diagram)