2161 COLSULCOLOR / SCHAUBLORENZ [TV (Standard)]

• Text selection is not possible, takes only Mix or full text but not both. Also various other functions are defective.
• Picture is too wide. E/W distorted.
• No E/W correction. (with circuit diagram extract)
• E/W-fault.
• Resistor R515 becomes defective. (extract of circuit diagram attached)
• No start up after changing IC601. Nothing lights up on the front.
• 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) (2161 SCHAUBLORENZ repair tip)
• The picture is too large and wavers.
• 10cm black bar on the right of the screen. Voltages ok, corrections work. (+ extract of circuit diagram)
• Switches to protection mode. at start-up. (part of circuit diagram displayed)
• Standby display lights up for a short time. Line output stage attempts to function, but switches off immediately.
• Programming menu can not be accessed. (part of circuit diagram displayed) (2161 tips)
• Dark picture. Stripes after a while. OK after warm-up. (picture attached)
• Switches off when selecting a function via RC.
• No picture. Hum in audio.
• Display flashing and rattles at switch on. (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.
• Excessive brightness. in the centre. (extract of circuit diagram attached)
• Resistor R775 is defective.
• Picture appears slowly. (extract of circuit diagram attached)
• Intermittently dead. (+ 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. (2161 SCHAUBLORENZ repair tip)
• Occasionally blue screen. Picture ok when G2 adjusted then disappears again. When pressed too much picture remains incorrect then disappears.
• High voltage runs high. Flashover all over.
• Power supply hiccups.
• No picture. on lower half screen. (+ extract of circuit diagram)
• Whenever a function is requested display lights up then switches off.
• Whistling HT. No start up due to incorrect HT frequency. May blow S2000 immediately. (picture attached)
• Shuts down. after start-up. (picture attached)
• No synchronisation during the first few mins. (+ extract of circuit diagram) (service info for SCHAUBLORENZ -2161)
• Buzzing at start-up.
• Remains in standby after changing power IC. (picture attached)
• Brightness differs between left and right hand side of the screen.
• Dead. after start-up.
• Faint and too dark picture. Low brightness, contrast cannot be adjusted. Colour is adjustable. (2161 SCHAUBLORENZ repair tip)
• No start-up. (+ extract of circuit diagram)
• After the appliance is switched off a large spot of light appears for several seconds in the middle of the screen. (part of circuit diagram displayed)
• Poor PSU start up. Severe crackle in the loudspeaker.
• Enter service mode.
• Focus problem. Blurred vertically, ok horizontally after replacing microprocessor and line transformer.
• Picture is brighter on the right. Poor synchronisation after program switch-over. Picture becomes brighter and darker in AV. (part of circuit diagram displayed)
• Control unit does not function. Does not switch on. (extract of circuit diagram attached)
• Blank screen with purple haze at left hand side. (part of circuit diagram displayed)
• Noise in picture. Poor horizontal synchronisation.
• Excessive horizontal size. (extract of circuit diagram attached)
• Picture and sound missing. Via scart socket with video recorder OK (with circuit diagram extract)
• No PSU start-up.
• Poor audio.
• 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.
• Reduced raster size. (extract of circuit diagram attached)
• Intermittent flyback lines. Grey scale varies intermittently. Possibly no picture.
• Picture only appears about 3 mins after switch on, when appliance is cold.
• HV arcing. (with circuit diagram extract)
• Brightness varies. E/W fault. intermittently.
• Unstable horizontal picture.
• Dark picture.
• 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 start-up from standby.
• Blue, vertical stripe in the right third of the picture.
• Time constant switching over only occurs on memory sites 37 to 39 and AV.
• Intermittent loss of brightness, picture is black. Can be adjusted with RC. Or vice versa, picture is too light and can be adjusted.
• Loses sync at start-up for a few minutes.
• If switched to standby, appliance pulsates and can be heard in loudspeakers. (picture attached) (2161 SCHAUBLORENZ repair tip)
• No functions. after a while.
• Excessive HV. (part of circuit diagram displayed)
• Programmes change by themselves. RC is OK.
• Flashing picture. (extract of circuit diagram attached)
• 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. (with circuit diagram extract)
• 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) (SCHAUBLORENZ - 2161 information)
• Left picture side is brighter, even via AV. (picture attached)
• Builds up high voltage for a short time and then switches off. (+ extract of circuit diagram)
• No control and cannot be switched off when started up from standby.
• Vertical curtain-like stripes which may be distributed over the entire screen. (part of circuit diagram displayed)
• Horizontal jitter. Vertical jitter. (+ extract of circuit diagram)
• Very pale picture which is shifted to the left. Voltage is correct. (part of circuit diagram displayed)
• Channel TF1 (channel 22) does not hold in SECAM: remains in PAL. The other channels are normal.
• Erratic functions. (picture attached)
• Line tearing. at top. (extract of circuit diagram attached)
• Vertical dark bands running from left to centre of picture and separated by approx. 5cm.
• DF-AF adjustment.
• No audio (when cold).
• Only standby LED lit. LED switches off at switch on then no function.
• At switch on picture is condensed tnen enlarged. Pops loudly at approx 2 pulses per sec. Intermittent blast from speakers. (+ extract of circuit diagram)
• Line transformer starts up but no display, nothing on the screen and no sound. (picture attached)
• Poor vertical linearity at the bottom, also E/W error.
• Reduced contrast, especially on one side of the screen. (2161 tip from SCHAUBLORENZ)
• Stuck in standby; RC ineffective. Stanby LED flickers. (+ extract of circuit diagram)
• Power supply seems to remain in safety mode. (with circuit diagram extract)
• Unclear picture with Hum content.
• Horizontal picture position is incorrect, 5cm to the left. No picture intermittently. (with circuit diagram extract)
• Reduced vertical size.
• Defective linearity. (service info for SCHAUBLORENZ -2161)
• Impossible to adjust synchronisation. Picture shifted towards left. Right side of picture reduced by 8cm. (extract of circuit diagram attached)
• After approx 20 mins colour TV switches off.
• Bright picture. on the right. Dark picture. on the left. (with circuit diagram extract)
• Sound cracks. Switches off. Display stays. Can be restarted with RC. (part of circuit diagram displayed)
• Intermittent no image or yellow colouring. Knock sensitive. (extract of circuit diagram attached)
• 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)
• No colour.
• No vertical deflection. Horizontal line. Audio OK . (with circuit diagram extract)
• Hums at switch on, dies out slowly.
• No tuning. Higher channels in band I/III/V are not received.
• Poor shading of picture, dark on one side and light on the other. (part of circuit diagram displayed)
• Vertical or horizontal picture shaking both when hot and cold. (+ extract of circuit diagram)
• Transistor T701 fails when appliance is switched off and on.
• Coloured lines (RGB test lines) in top of picture.
• Stuck in standby.
• Automatic B/G-L detection does not work correctly with the Nicam sound carrier (TF1, FRANCE 2).
• 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.
• Bright raster. Flyback lines. (2161 SCHAUBLORENZ repair tip)
• Shadowing effect, left side of picture is brighter than the right one. (part of circuit diagram displayed) (2161 tip from SCHAUBLORENZ)
• Picture with vertical and horizontal lines (when cold).
• Picture is distorted and changes. Loss of colours. (part of circuit diagram displayed)
• Vertical collapse. (+ extract of circuit diagram)
• Faulty colour (green tinge, on upper picture edge, intermittently present). B/W picture OK. TXT and menu are OK too.
• PSU chirps, at the same time bubbling and hum in loudspeakers. No functions. (picture attached) (2161 tip from SCHAUBLORENZ)
• Illegible display. (extract of circuit diagram attached)
• Vertical, bright stripe faintly visible in the right third of the picture.
• Excessive vertical size. Vertical foldover at bottom.
• Intermittently line tearing in the middle (approx. 20cm wide). (part of circuit diagram displayed)
• Secondary voltages appear for 1 to 2 secs. then nothing else. Standby LED switches off.
• No functions. Red LED does not flash.
• No tuning. only on certain channels. Dark screen. on the right.
• EHT is heard starting up then everything stops 4 secs later.
• Line foldover by start-up. No sound. After warm-up, picture and sound are OK. Sync is still unstable.
• Dark screen, only diffuse glow.
• Line output stage fails at switch on. With load (lamp) appliance can be switched on with squeaking noise. (extract of circuit diagram attached)
• Does not switch on. Fluttering noise from the loudspeakers. (with circuit diagram extract)
• Picture has moved approx 10cm to the left. Vertical black bar with a few coloured streaks. Colour OK. (with circuit diagram extract)
• Vertical lines. No colour. after a while.
• Slow start-up. when cold. (part of circuit diagram displayed)
• NICAM check.
• No start up, no standby light, variable voltage on pin 16 of IC701. (part of circuit diagram displayed)
• Centre of snowy picture is darker than edges. (+ extract of circuit diagram)
• Line frequency changes downward (squeaking, whistling). (2161 tip from SCHAUBLORENZ)
• Dark picture. intermittently.
• Only snow in the picture, after changing the tuner the fault is still there.
• Starts with noise (approx. 2-3 seconds), then it operates normally. (part of circuit diagram displayed)
• Vertical jitter. when cold.
• Picture too big. (+ extract of circuit diagram)
• Dark screen. on the right. (picture attached)
• Picture shaking in a random direction. (extract of circuit diagram attached)
• No HV.
• Dead.
• From a cold start line output stage transistor fails.
• Blank raster.
• Does not go into TXT mode. Mixed mode possible.
• Horizontal stripe. in the centre.
• Poor line and picture synchronisation when cold.
• At switch on appliance pulsated then reverts to standby again.
• Random operation commands.
• Line transformer starts up with an amplitude of 400V blemished by many interference lines.
• Horizontal synchronisation fault, picture shifted towards left side. (picture attached)
• PSU starts briefly, then no more HV. (part of circuit diagram displayed)
• Picture shifted to the left. (extract of circuit diagram attached)
• PSU doesn't start-up or only after a while. Cracking sound. (2161 tip from SCHAUBLORENZ)
• 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)
• Instructions on how to put appliance into Service-Mode.
• PSU doesn't start up when cold. (part of circuit diagram displayed)
• One side of picture is black.
• Output transistor (S2000) fails when started from cold.
• Vertical IC fails. (with circuit diagram extract)
• Cuts out after switch on, soft hum from the speakers in standby mode.
• Approx 20cm wide dark area in centre of picture and line tearing.
• Only blue light at right in picture.
• Afterglow on deflection tube after switch off. (service info for SCHAUBLORENZ -2161)
• 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. (with circuit diagram extract)
• Black vertical bars on picture, mostly visible in AV with no video source. (part of circuit diagram displayed) (2161 tips)
• Top third of screen has ragged vertical lines.
• HV builds up briefly and then shuts down (2161 tips)
• Can be switched to standby only if power plug is pulled out.
• Double picture. (2161 tip from SCHAUBLORENZ)
• Noise in the speakers and no start up or display on the front panel when switching on. (picture attached) (2161 tip from SCHAUBLORENZ)
• Dark picture. on the right. (+ extract of circuit diagram)
• Distorted vertical linearity. Barrel distortion. (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.
• White screen. Flyback lines.
• No TXT (intermittently).
• Long picture at start up, black screen with rainbow spots.
• Picture shifted to the right.
• Poor synchronisation. No picture. after a while.
• Picture with a 10cm vertical band on the right side. Negative picture behind this black band. (2161 SCHAUBLORENZ repair tip)
• Shuts down. (extract of circuit diagram attached)
• Blue screen. Flyback lines. Audio OK .
• In a grey area - independent of colour saturation - you can see 2 vertical zones approx 15cm wide, greeny blue in colour with coloured edges.
• Tripping.
• Picture amplitude is too weak.
• Excessive brightness. Flyback lines. (with circuit diagram extract)
• Loud noise. at start-up.
• Picture shifted horizontally. (with circuit diagram extract)
• No functions.
• Line tearing. (picture attached)
• 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)
• Horizontal jitter. when cold. (2161 tips)
• Motorboating noise at switch on. Pin 13 of the TDA8372A is unsoldered. TV no longer pulsates. Power supply voltages ok. (with circuit diagram extract)
• Bright vertical stripes. No picture content. Sound OK. (+ extract of circuit diagram)
• No synchronisation (after start-up). (with circuit diagram extract)
• Picture collapse on half of the picture.
• No horizontal synchronisation. at start-up. (with circuit diagram extract)
• When TV started up, transistor (S2000AF) instantly burn out. (+ extract of circuit diagram)
• Operation commands are not carried out.
• Motorboating noise at switch on then goes into standby. When frame IC is unsoldered TV starts up. (part of circuit diagram displayed)
• 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.
• Picture is out of alignment horizontally. 10cm black bar on the right. (extract of circuit diagram attached)
• Unusual TXT. (2161 tips)
• Picture shifted to the left. Sometimes picture fails completely, then still only picture blanking stripes visible. (part of circuit diagram displayed) (SCHAUBLORENZ - 2161 information)
• Few segments of the display too bright. Doesn't respond to commands.
• Pulsating picture. (with circuit diagram extract)
• White, horizontal lines at the top of the picture. Lines decrease after a while but never disappear completely.
• Vertical and horizontal synchronisation available only after 2 mins.
• Black screen. Display flashes once at switch on.
• Eliminate safety mode of PSU.
• Vertical IC (TDA3654) becomes hot, then fails after several hours. Picture OK. (extract of circuit diagram attached)
• At switch ON, set screams. Pressing on the on/off switch gives same condition. Standby LED's off.
• Goes into PAL reception when in NICAM reception on channel 64, programme N1.
• Pincushion distortion.
• Power supply defective after a few days. (part of circuit diagram displayed)
• Noise in audio. (+ extract of circuit diagram)
• Intermittent block.
• At start up the power supply starts up for 2 secs then the appliance apparently goes into safety mode. No fault on the secondary. (2161 tip from SCHAUBLORENZ)
• Wavy picture. at top. (picture attached)
• Horizontal collapse. after a while. (extract of circuit diagram attached)
• 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.
• Very slight flickering with a light picture. (picture attached)
• HV appears briefly and then disappears. (extract of circuit diagram attached)
• No colour (intermittently).
• T501 fails repeatedly.
• Does not switch ON. No power light showing.
• E/W trapezium does not function.
• Collapses at start up, then switches off.
• No vertical deflection. Only a horizontal bright line appears on CRT. Audio OK. (extract of circuit diagram attached)
• AV correction.
• Does not fully go to TXT or only blue mix TXT. (with circuit diagram extract) (2161 tip from SCHAUBLORENZ)
• Picture takes 15 secs. to appear. Sound ok and EHT present.
• Distorted picture. on the right. (with circuit diagram extract)
• 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. (SCHAUBLORENZ - 2161 information)
• Does not start up each time. When it functions, whistling and modulation of picture. This gets less in time.
• 88 shown on LED display. (2161 SCHAUBLORENZ repair tip)
• Picture shifted to the left, too small and not adjustable. (extract of circuit diagram 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)
• Unstable picture. (with circuit diagram extract)
• Picture shifted to the left. Alignment works normally. (+ extract of circuit diagram)
• Vertical line tearing. intermittently.
• No picture. Audio OK . (picture attached)
• Horizontal line.
• Switches off completely after switch on. No standby function. (extract of circuit diagram attached) (2161 SCHAUBLORENZ repair tip)
• 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.
• Sound channel 1 and 2 voltage level adjustment.
• Low brightness. Picture too big.
• No raster sync in HF. Ok in scart. (with circuit diagram extract)
• Line transistor S2000AF defective at switch on from cold. (with circuit diagram extract)
• Blocked control processor.
• E/W fault. (picture attached)
• Rattling noise or bubbling at start-up (when cold). (part of circuit diagram displayed)
• Lines in picture.
• White horizontal stripe about 5 cm from the bottom. Picture content bellow stripe is altered and noisy. (2161 tip from SCHAUBLORENZ)
• High voltage build up for short time then PSU switches off. (part of circuit diagram displayed)
• Hums at switch on. (picture attached)
• No start-up (when cold).
• When appliance receives in Nicam stereo, the TV goes into PAL.
• 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) (SCHAUBLORENZ - 2161 information)
• Does not go into text mode, mix mode is not possible. (service info for SCHAUBLORENZ -2161)
• Picture goes off after 1 minute; very low contrast, ok through scart. (part of circuit diagram displayed)
• Does not start from Standby.
• Appliance whistles. Sound and picture present. Picture interference (lines approx one centimeter apart over the whole of the picture).
• At Power On standby LED switches off immediately after switching on.
• Poor PSU start-up or BU defective. (part of circuit diagram displayed) (SCHAUBLORENZ - 2161 information)
• PSU is defective. 300V is present.
• Attempts to start with no result. (with circuit diagram extract)
• No horizontal or vertical deflection.
• Hum bars, especially on yellow or orange background.
• Horizontal white line.
• Will not select text, or will only select mix or full text but not both, various other functions faulty.
• Horizontal shaking. when cold.
• NICAM is missing.
• No tuning.
• High voltage transistor (S2000) defective. (part of circuit diagram displayed)
• Switches off immediately after plugging in mains. (extract of circuit diagram attached)
• No TXT.
• PSU pulsates. Sound crackles. After few secs. appliance works fine.
• No start up after changing FBT and constant whistling noise. (with circuit diagram extract)
• Convex picture. Defective lower linearity. (+ extract of circuit diagram)
• Picture distorted, shifted upwards and a little bit too wide.
• Switches to standby when mains switch is plugged in. Switches off when using RCU. (extract of circuit diagram attached)
• LED lights up briefly then nothing more.
• No vertical deflection. intermittently.
• Black picture. Sound OK. Picture is OK after restart. (+ extract of circuit diagram)
• Line synchronisation available only after 2 mins.
• Picture tearing.
• Wavy vertical lines in the entire picture when cold. Picture jitters. (+ extract of circuit diagram)
• After transporting an appliance, the first time it starts up there may be distorted playback of colour (flickering, drop out or stripes) and/or defective teletext playback.
• Too wide picture and East/West pincushion curving outward. (part of circuit diagram displayed)
• Stops after 5 seconds. No standby LED. (picture attached)
• Line BU is abnormally hot.
• At switch on, lights light up for an instant, voltage which ought to reach 145V increases to 60V but then goes back to 0V. (part of circuit diagram displayed)
• Black bars on the bottom of picture. If V-amplitude is altered, picture disappears on the bottom. (with circuit diagram extract)
• Insufficient picture heigth (10cm) and severe linear distortion. (2161 tip from SCHAUBLORENZ)
• Blanking interval on left side of picture, colour flickers and screen dark after a while. (service info for SCHAUBLORENZ -2161)
• Control unit processor is defective. (extract of circuit diagram attached)
• FBT blows after a few mins. (+ extract of circuit diagram)
• Picture rolls. when cold. (picture attached)
• Vertical hum bars on picture, sometimes very visible and sometimes hardly at all.
• Comes on for a short time. (picture attached)
• No picture. No audio. (with circuit diagram extract)
• No HT output from power supply. OK in standby. (extract of circuit diagram attached)
• PSU switches from standby to safety mode at switch on.
• PSU fails intermittently. (extract of circuit diagram attached)
• Cycles on/off. (service info for SCHAUBLORENZ -2161)
• Switches to standby (intermittently).
• Halts at switch on when cold. No start up. OK after a few attempts. (extract of circuit diagram attached)
• Does not switch to standby. (with circuit diagram extract)
• Black bar on the right side of the screen. Similar to displacement. (part of circuit diagram displayed)
• Poor adjustment of horizontal picture centering. (picture attached)
• At the top edge of the picture an unusual stain effect appears and line tearing.
• Approx. 1cm bright, vertical line on the right hand side of the picture approx. 10cm from the edge. (2161 tip from SCHAUBLORENZ)
• Line BU voltage = 140V. Value of capacitor C701 (in PSU) illegible. Still no display if line BU disconnected. (with circuit diagram extract)
• 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. (picture attached)
• White point when switching off with ON/OFF switch. No point in standby.
• Strong blue dominance at top of picture. Rest of picture (approx half) ok. (part of circuit diagram displayed)
• PSU can not be loaded with 60W incandescent lamp.
• 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)
• No picture content. Picture is greyish. (part of circuit diagram displayed)
• No horizontal synchronisation. (with circuit diagram extract)
• Slightly wavy picture in the middle of the screen. (+ extract of circuit diagram)
• No picture (intermittently).
• Standby display lights up briefly, then no function.
• The teletext contrast is considerably too high after installing the teletext decoder.