54326261 / SCHAUBLORENZ [TV (Standard)]

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