2561 HERZOGCOLOR / SCHAUBLORENZ [TV (Standard)]

• Pulsating picture. (part of circuit diagram displayed)
• 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)
• No functions. after a while.
• No start up after changing FBT and constant whistling noise. (+ 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. (extract of circuit diagram attached)
• Sound channel 1 and 2 voltage level adjustment.
• Horizontal collapse. after a while. (picture attached)
• 88 shown on LED display.
• Horizontal line. (2561 tips)
• Horizontal picture position is incorrect, 5cm to the left. No picture intermittently. (with circuit diagram extract)
• Only snow in the picture, after changing the tuner the fault is still there.
• 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) (service info for SCHAUBLORENZ -2561)
• No vertical deflection. Only a horizontal bright line appears on CRT. Audio OK. (extract of circuit diagram attached)
• Picture shifted to the left. Alignment works normally. (with circuit diagram extract)
• Approx. 1cm bright, vertical line on the right hand side of the picture approx. 10cm from the edge.
• Picture is distorted and changes. Loss of colours. (extract of circuit diagram attached)
• Reduced contrast, especially on one side of the screen.
• Picture with a 10cm vertical band on the right side. Negative picture behind this black band.
• Picture takes 15 secs. to appear. Sound ok and EHT present.
• Picture amplitude is too weak.
• Blank screen with purple haze at left hand side. (with circuit diagram extract)
• HV arcing. (picture attached)
• Picture distorted, shifted upwards and a little bit too wide.
• Line foldover by start-up. No sound. After warm-up, picture and sound are OK. Sync is still unstable.
• Brightness differs between left and right hand side of the screen.
• Line BU voltage = 140V. Value of capacitor C701 (in PSU) illegible. Still no display if line BU disconnected. (part of circuit diagram displayed)
• Excessive brightness. Flyback lines. (with circuit diagram extract)
• Vertical collapse. (with circuit diagram extract)
• No colour (intermittently).
• Vertical lines. No colour. after a while.
• EHT is heard starting up then everything stops 4 secs later.
• Switches to protection mode. at start-up. (picture attached)
• One side of picture is black. (service info for SCHAUBLORENZ -2561)
• Only blue light at right in picture.
• E/W fault. (extract of circuit diagram attached)
• Blank raster.
• No start up, no standby light, variable voltage on pin 16 of IC701. (picture attached)
• Picture shifted horizontally. (with circuit diagram extract)
• Unstable horizontal picture. (SCHAUBLORENZ - 2561 information)
• Dark screen, only diffuse glow.
• Unstable picture. (+ 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. (2561 tip from SCHAUBLORENZ)
• Picture tearing.
• Noise in audio. (+ extract of circuit diagram)
• Vertical curtain-like stripes which may be distributed over the entire screen. (part of circuit diagram displayed)
• Hums at switch on, dies out slowly.
• Blue, vertical stripe in the right third of the picture.
• PSU starts briefly, then no more HV. (extract of circuit diagram attached)
• 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)
• Unclear picture with Hum content.
• No tuning. Higher channels in band I/III/V are not received.
• Vertical line tearing. intermittently.
• Distorted vertical linearity. Barrel distortion. (part of circuit diagram displayed)
• Dark picture. intermittently.
• Picture is brighter on the right. Poor synchronisation after program switch-over. Picture becomes brighter and darker in AV. (with circuit diagram extract)
• DF-AF adjustment.
• Power supply hiccups.
• No start up after changing IC601. Nothing lights up on the front.
• 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.
• Left picture side is brighter, even via AV. (picture attached)
• At switch on appliance pulsated then reverts to standby again.
• After approx 20 mins colour TV switches off.
• No picture. No audio. (extract of circuit diagram attached)
• Random operation commands.
• Programmes change by themselves. RC is OK.
• White horizontal stripe about 5 cm from the bottom. Picture content bellow stripe is altered and noisy. (service info for SCHAUBLORENZ -2561)
• Sound cracks. Switches off. Display stays. Can be restarted with RC. (part of circuit diagram displayed)
• Line tearing. at top. (picture attached)
• No vertical deflection. Horizontal line. Audio OK . (extract of circuit diagram attached)
• At switch on picture is condensed tnen enlarged. Pops loudly at approx 2 pulses per sec. Intermittent blast from speakers. (extract of circuit diagram attached)
• Display flashing and rattles at switch on. (with circuit diagram extract)
• Collapses at start up, then switches off.
• Afterglow on deflection tube after switch off.
• Picture too big. (part of circuit diagram displayed)
• Lines in picture.
• Double picture.
• No picture content. Picture is greyish. (with circuit diagram extract) (SCHAUBLORENZ - 2561 information)
• Line transistor S2000AF defective at switch on from cold. (picture attached)
• Noise in the speakers and no start up or display on the front panel when switching on. (+ extract of circuit diagram)
• Comes on for a short time. (extract of circuit diagram attached)
• Impossible to adjust synchronisation. Picture shifted towards left. Right side of picture reduced by 8cm. (extract of circuit diagram attached)
• 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.
• No picture. Audio OK . (picture attached)
• Black screen. Display flashes once at switch on.
• Output transistor (S2000) fails when started from cold.
• 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. only on certain channels. Dark screen. on the right.
• Focus problem. Blurred vertically, ok horizontally after replacing microprocessor and line transformer.
• Poor PSU start-up or BU defective. (with circuit diagram extract)
• Shuts down. (+ extract of circuit diagram)
• Wavy picture. at top. (+ extract of circuit diagram)
• PSU pulsates. Sound crackles. After few secs. appliance works fine.
• 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) (2561 tips)
• White, horizontal lines at the top of the picture. Lines decrease after a while but never disappear completely.
• Transistor T701 fails when appliance is switched off and on.
• Poor shading of picture, dark on one side and light on the other. (extract of circuit diagram attached)
• Low brightness. Picture too big.
• Illegible display. (extract of circuit diagram attached)
• No picture. Hum in audio. (2561 SCHAUBLORENZ repair tip)
• White point when switching off with ON/OFF switch. No point in standby.
• Dark picture. Stripes after a while. OK after warm-up. (extract of circuit diagram attached) (2561 tips)
• Programming menu can not be accessed. (part of circuit diagram displayed)
• Line frequency changes downward (squeaking, whistling).
• Intermittent loss of brightness, picture is black. Can be adjusted with RC. Or vice versa, picture is too light and can be adjusted.
• Black bars on the bottom of picture. If V-amplitude is altered, picture disappears on the bottom. (picture attached)
• Only standby LED lit. LED switches off at switch on then no function.
• 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. (part of circuit diagram displayed)
• No synchronisation (after start-up). (extract of circuit diagram attached)
• Picture goes off after 1 minute; very low contrast, ok through scart. (part of circuit diagram displayed)
• 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 appears slowly. (+ extract of circuit diagram) (2561 tips)
• Power supply defective after a few days. (+ extract of circuit diagram)
• No HT output from power supply. OK in standby. (extract of circuit diagram attached)
• Line synchronisation available only after 2 mins.
• E/W-fault.
• Intermittent block.
• Will not select text, or will only select mix or full text but not both, various other functions faulty.
• Black vertical bars on picture, mostly visible in AV with no video source. (+ extract of circuit diagram) (2561 SCHAUBLORENZ repair tip)
• Poor PSU start up. Severe crackle in the loudspeaker.
• Picture and sound missing. Via scart socket with video recorder OK (part of circuit diagram displayed)
• Noise in picture. Poor horizontal synchronisation.
• Resistor R775 is defective.
• Poor vertical linearity at the bottom, also E/W error.
• Convex picture. Defective lower linearity. (part of circuit diagram displayed) (2561 tips)
• Blue screen. Flyback lines. Audio OK .
• No start-up from standby.
• Pincushion distortion.
• Unusual TXT.
• Line BU is abnormally hot.
• Insufficient picture heigth (10cm) and severe linear distortion.
• Horizontal white line.
• LED lights up briefly then nothing more.
• No TXT (intermittently).
• Centre of snowy picture is darker than edges. (part of circuit diagram displayed)
• Appliance whistles. Sound and picture present. Picture interference (lines approx one centimeter apart over the whole of the picture). (SCHAUBLORENZ - 2561 information)
• Bright picture. on the right. Dark picture. on the left. (part of circuit diagram displayed)
• Whistling HT. No start up due to incorrect HT frequency. May blow S2000 immediately. (picture attached)
• PSU doesn't start up when cold. (with circuit diagram extract)
• PSU switches from standby to safety mode at switch on.
• Standby display lights up for a short time. Line output stage attempts to function, but switches off immediately.
• Does not start from Standby.
• No tuning.
• Poor adjustment of horizontal picture centering. (picture attached)
• NICAM is missing.
• Picture shifted to the left. (extract of circuit diagram attached)
• Very pale picture which is shifted to the left. Voltage is correct. (picture attached)
• 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)
• Horizontal stripe. in the centre.
• Attempts to start with no result. (with circuit diagram extract)
• Rattling noise or bubbling at start-up (when cold). (extract of circuit diagram attached)
• High voltage build up for short time then PSU switches off. (picture attached)
• When appliance receives in Nicam stereo, the TV goes into PAL.
• NICAM check.
• Control unit does not function. Does not switch on. (part of circuit diagram displayed)
• No picture. on lower half screen. (part of circuit diagram displayed)
• Distorted picture. on the right. (extract of circuit diagram attached)
• E/W trapezium does not function.
• No functions.
• HV builds up briefly and then shuts down (SCHAUBLORENZ - 2561 information)
• Few segments of the display too bright. Doesn't respond to commands.
• Horizontal synchronisation fault, picture shifted towards left side. (extract of circuit diagram attached)
• Blocked control processor. (service info for SCHAUBLORENZ -2561)
• T501 fails repeatedly.
• Vertical, bright stripe faintly visible in the right third of the picture.
• PSU can not be loaded with 60W incandescent lamp.
• Text selection is not possible, takes only Mix or full text but not both. Also various other functions are defective.
• PSU doesn't start-up or only after a while. Cracking sound.
• Wavy vertical lines in the entire picture when cold. Picture jitters. (+ extract of circuit diagram)
• Resistor R515 becomes defective. (part of circuit diagram displayed)
• No horizontal synchronisation. (picture attached)
• Vertical and horizontal synchronisation available only after 2 mins. (2561 tips)
• No picture (intermittently).
• Switches off when selecting a function via RC.
• PSU is defective. 300V is present.
• 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.
• When TV started up, transistor (S2000AF) instantly burn out. (extract of circuit diagram attached)
• The picture is too large and wavers.
• Does not start up each time. When it functions, whistling and modulation of picture. This gets less in time.
• Starts with noise (approx. 2-3 seconds), then it operates normally. (part of circuit diagram displayed)
• White screen. Flyback lines.
• Excessive brightness. in the centre. (with circuit diagram extract)
• No E/W correction. (with circuit diagram extract)
• 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 has moved approx 10cm to the left. Vertical black bar with a few coloured streaks. Colour OK. (with circuit diagram extract)
• Poor synchronisation. No picture. after a while.
• Whenever a function is requested display lights up then switches off.
• Does not go into text mode, mix mode is not possible.
• Black picture. Sound OK. Picture is OK after restart. (with circuit diagram extract) (2561 SCHAUBLORENZ repair tip)
• Picture shaking in a random direction. (picture attached)
• Stuck in standby.
• Bright raster. Flyback lines. (service info for SCHAUBLORENZ -2561)
• Enter service mode.
• Motorboating noise at switch on then goes into standby. When frame IC is unsoldered TV starts up. (part of circuit diagram displayed)
• Builds up high voltage for a short time and then switches off. (+ extract of circuit diagram)
• Too wide picture and East/West pincushion curving outward. (with circuit diagram extract)
• Secondary voltages appear for 1 to 2 secs. then nothing else. Standby LED switches off.
• No vertical deflection. intermittently.
• PSU fails intermittently. (part of circuit diagram displayed)
• Top third of screen has ragged vertical lines.
• No TXT.
• Reduced vertical size.
• Tripping. (service info for SCHAUBLORENZ -2561)
• Bright vertical stripes. No picture content. Sound OK. (+ extract of circuit diagram) (2561 tip from SCHAUBLORENZ)
• No control and cannot be switched off when started up from standby.
• Picture shifted to the right. (2561 SCHAUBLORENZ repair tip)
• No audio (when cold).
• At Power On standby LED switches off immediately after switching on.
• Loud noise. at start-up.
• Vertical dark bands running from left to centre of picture and separated by approx. 5cm.
• Cycles on/off. (2561 tip from SCHAUBLORENZ)
• Line tearing. (+ extract of circuit diagram)
• Hums at switch on. (part of circuit diagram displayed)
• Intermittently line tearing in the middle (approx. 20cm wide). (extract of circuit diagram attached)
• Goes into PAL reception when in NICAM reception on channel 64, programme N1.
• Operation commands are not carried out.
• Dark screen. on the right. (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.
• Brightness varies. E/W fault. intermittently.
• Picture is too wide. E/W distorted.
• Motorboating noise at switch on. Pin 13 of the TDA8372A is unsoldered. TV no longer pulsates. Power supply voltages ok. (with circuit diagram extract) (2561 tip from SCHAUBLORENZ)
• Switches off immediately after plugging in mains. (extract of circuit diagram attached)
• Picture with vertical and horizontal lines (when cold).
• At start up the power supply starts up for 2 secs then the appliance apparently goes into safety mode. No fault on the secondary.
• No start-up (when cold).
• Poor audio.
• Vertical hum bars on picture, sometimes very visible and sometimes hardly at all.
• High voltage transistor (S2000) defective. (extract of circuit diagram attached)
• Switches to standby when mains switch is plugged in. Switches off when using RCU. (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.
• 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. (picture attached)
• Halts at switch on when cold. No start up. OK after a few attempts. (picture attached)
• Time constant switching over only occurs on memory sites 37 to 39 and AV.
• Line transformer starts up but no display, nothing on the screen and no sound. (extract of circuit diagram attached)
• No PSU start-up.
• Does not fully go to TXT or only blue mix TXT. (part of circuit diagram displayed)
• Slightly wavy picture in the middle of the screen. (picture attached)
• Channel TF1 (channel 22) does not hold in SECAM: remains in PAL. The other channels are normal.
• Reduced raster size. (picture attached)
• Excessive vertical size. Vertical foldover at bottom.
• Shadowing effect, left side of picture is brighter than the right one. (picture attached)
• If switched to standby, appliance pulsates and can be heard in loudspeakers. (picture attached)
• Horizontal jitter. when cold. (service info for SCHAUBLORENZ -2561)
• 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. (2561 tips)
• Flashing picture. (part of circuit diagram displayed)
• Vertical IC fails. (picture attached)
• Power supply seems to remain in safety mode. (picture attached)
• Ok with signal. Without signal: unstable line frequency, line stage transformer makes a loud whistling noise and T511 (scanning transistor) shorts. (extract of circuit diagram attached)
• Approx 20cm wide dark area in centre of picture and line tearing. (2561 tip from SCHAUBLORENZ)
• Intermittent no image or yellow colouring. Knock sensitive. (picture attached)
• Intermittent flyback lines. Grey scale varies intermittently. Possibly no picture.
• Horizontal synchronisation fault even after replacing TDA8372. Weak adjustment with pot R634. Line synchronisation OK. Comparator OK. Horizontal linearity is OK. (with circuit diagram extract)
• Coloured lines (RGB test lines) in top of picture.
• Eliminate safety mode of PSU. (service info for SCHAUBLORENZ -2561)
• Picture collapse on half of the picture.
• Very slight flickering with a light picture. (part of circuit diagram displayed)
• 10cm black bar on the right of the screen. Voltages ok, corrections work. (part of circuit diagram displayed)
• Blanking interval on left side of picture, colour flickers and screen dark after a while.
• Excessive horizontal size. (picture attached)
• AV correction.
• Horizontal jitter. Vertical jitter. (part of circuit diagram displayed)
• Strong blue dominance at top of picture. Rest of picture (approx half) ok. (part of circuit diagram displayed) (SCHAUBLORENZ - 2561 information)
• No synchronisation during the first few mins. (extract of circuit diagram attached)
• Picture is out of alignment horizontally. 10cm black bar on the right. (part of circuit diagram displayed)
• Dead. after start-up.
• 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.
• Defective linearity.
• Long picture at start up, black screen with rainbow spots.
• Switches to standby (intermittently).
• Intermittently dead. (picture attached)
• Vertical jitter. when cold.
• Black bar on the right side of the screen. Similar to displacement. (extract of circuit diagram attached)
• Picture only appears about 3 mins after switch on, when appliance is cold.
• 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)
• Line transformer starts up with an amplitude of 400V blemished by many interference lines.
• 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 attached)
• Line output stage fails at switch on. With load (lamp) appliance can be switched on with squeaking noise. (with circuit diagram extract)
• Does not switch ON. No power light showing.
• From a cold start line output stage transistor fails.
• 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.
• Erratic functions. (with circuit diagram extract)
• Occasionally blue screen. Picture ok when G2 adjusted then disappears again. When pressed too much picture remains incorrect then disappears.
• Poor line and picture synchronisation when cold.
• FBT blows after a few mins. (extract of circuit diagram attached)
• Does not go into TXT mode. Mixed mode possible.
• PSU chirps, at the same time bubbling and hum in loudspeakers. No functions. (part of circuit diagram displayed)
• Excessive HV. (with circuit diagram extract)
• Vertical or horizontal picture shaking both when hot and cold. (extract of circuit diagram attached)
• Switches off completely after switch on. No standby function. (picture attached) (SCHAUBLORENZ - 2561 information)
• No horizontal synchronisation. at start-up. (part of circuit diagram displayed)
• Control unit processor is defective. (extract of circuit diagram attached)
• Faint and too dark picture. Low brightness, contrast cannot be adjusted. Colour is adjustable.
• Dead.
• Does not switch to standby. (+ extract of circuit diagram)
• Hum bars, especially on yellow or orange background.
• Standby display lights up briefly, then no function.
• Loses sync at start-up for a few minutes.
• Vertical IC (TDA3654) becomes hot, then fails after several hours. Picture OK. (picture attached)
• Picture shifted to the left, too small and not adjustable. (with circuit diagram extract) (2561 tips)
• Does not switch on. Fluttering noise from the loudspeakers. (part of circuit diagram displayed) (2561 tips)
• Instructions on how to put appliance into Service-Mode.
• Can be switched to standby only if power plug is pulled out.
• Stops after 5 seconds. No standby LED. (extract of circuit diagram attached)
• No HV.
• Slow start-up. when cold. (with circuit diagram extract)
• No functions. Red LED does not flash.
• Dark picture.
• Dark picture on 2/3 of screen on the left but brighter on 1/3 of screen on the right. (+ extract of circuit diagram)
• HV appears briefly and then disappears. (+ extract of circuit diagram)
• No colour.
• Remains in standby after changing power IC. (part of circuit diagram displayed)
• At the top edge of the picture an unusual stain effect appears and line tearing.
• Cuts out after switch on, soft hum from the speakers in standby mode.
• Buzzing at start-up. (service info for SCHAUBLORENZ -2561)
• Picture rolls. when cold. (extract of circuit diagram attached)
• Stuck in standby; RC ineffective. Stanby LED flickers. (part of circuit diagram displayed)
• Dark picture. on the right. (part of circuit diagram displayed)
• No horizontal or vertical deflection.
• Horizontal shaking. when cold.
• Automatic B/G-L detection does not work correctly with the Nicam sound carrier (TF1, FRANCE 2).
• Picture shifted to the left. Sometimes picture fails completely, then still only picture blanking stripes visible. (with circuit diagram extract)
• High voltage runs high. Flashover all over.
• No start-up. (with circuit diagram extract)
• Faulty colour (green tinge, on upper picture edge, intermittently present). B/W picture OK. TXT and menu are OK too.
• No raster sync in HF. Ok in scart. (with circuit diagram extract)
• Shuts down. after start-up. (extract of circuit diagram attached)
• At switch ON, set screams. Pressing on the on/off switch gives same condition. Standby LED's off.
• The teletext contrast is considerably too high after installing the teletext decoder.