KVC27TD / OTTOVERSAND [TV]

• Brightness varies. Flyback lines. (+ extract of circuit diagram)
• Power supply trips approx 3 times, then goes dead.
• No video signal on CRT for 3-4 mins at start up from warm or cold. Picture appears with flyback lines. (picture attached)
• Dark/blurred/no picture. Smell of burning
• Switches off after 15 mins and can be switched on again only after 15 mins. (KVC27TD tips)
• Picture severely cramped at the bottom of the screen and stretched at the top. (+ extract of circuit diagram)
• Noise for a short while, then no sound via scart.
• Flyback lines and preset brightness level is wrong. (with circuit diagram extract)
• Appliance buzzes in standby. It is OK in operation.
• Colours disappear.
• Poor frame linearity at start up and screen compressed in the middle for 5 minutes.
• After pressing main switch, PSU makes 4 attempts to start and then stops.
• Picture drifting after a certain time. (KVC27TD OTTOVERSAND repair tip)
• Picture hardly visible or too dark. Videotext and OSD OK. (KVC27TD OTTOVERSAND repair tip)
• No picture (intermittently). (extract of circuit diagram attached)
• No HV.
• Low brightness and orange coloured picture.
• Intermittent fault, screen would light up bright green. (picture attached)
• Buzz in audio. intermittently.
• No colour.
• Loss of colour when warm or switching channels. (part of circuit diagram displayed)
• Incorrect tuning or goes to muting.
• Intermittent loss of sound and picture. (with circuit diagram extract)
• Excessive horizontal size. Pincushion distortion.
• Loss of power supply.
• Circuit protectors PS601 and PS602 are open circuit.
• Black picture with programme indication after approx 15 mins. Snow briefly when switched from TXT to TV. (OTTOVERSAND - KVC27TD information)
• Pulse on the collector of the line power transistor but stops immediately. 135V is correct. Supplies in 15V. (with circuit diagram extract)
• No functions. Standby LED lit .
• Picture too small. at top.
• Black screen. Displays "N" for programme. Via scart also.
• Intermittently poor chirping sound.
• Loss of picture and/or sync. (part of circuit diagram displayed)
• RC units.
• Spare parts information. Fbt replacement.
• Screen is dark after switch on, after approx 10 mins it is blue with flyback lines and becomes brighter. After other 10 mins appliance functions faultlessly for 30 mins, then picture is completely bright with flyback lines.
• Takes too long to start up. After approx. 10 min. starts up suddenly.
• Screen flashes with smearing then eventually goes blank. (extract of circuit diagram attached) (KVC27TD OTTOVERSAND repair tip)
• Impossible to receive L standard without thermal tube noise. B/G standard is received but search does not stop.
• Stretched field.
• D803 heats up and is leaky. (picture attached)
• Automatic channel search does not stop. Picture is black/white in operation.
• Linearity error.
• Sound is defective. Only hissing noise. Evtl. OK on some channels.
• A humbar appears in the picture when there is low brightness. Intermittent picture roll.
• Horizontal jitter. Picture rolls. intermittently (after warm-up).
• Several dry joints in HF section, on the main chassis in PSU, on line output stage and on power smoothing IC. (KVC27TD tips)
• Poor tuning at switch on. Tuning OK after approx 30 secs.
• Green component of picture varies or none at all. (part of circuit diagram displayed)
• Picture covered by a fine shimmering, black lines.
• Picture size incorrect. Change in size of raster. (picture attached)
• Screen very white, scart is OK. Picture and sound ok in station search. After PB again completely white and no sound.
• Drifting after a certain time.
• Spare parts information. Fbt replacement. (KVC27TD tips)
• Stretched field scan from centre to top of screen with no field scan from centre to bottom.
• No channel available after changing channel. Ok when appliance cold. (with circuit diagram extract)
• Horizontal lines in the picture, weaker or stronger depending on picture content. Fault also visible in AV mode when switched to AV and no signal is present.
• No start-up (intermittently).
• When tuning after finding the desired channel, if you press the memory button everything disappears instead of fixing the picture.
• No sound, visual display OK.
• Distorted picture. Low contrast. Fault occurs intermittently. .
• No picture. OSD and TXT OK .
• No picture, no sound or fails when warm.
• No power on AC. The majority of flyback transformers changed are not faulty.
• Errors on vertical and horizontal picture.
• Distorted audio. (extract of circuit diagram attached)
• Goes to black and white, sound shifts and groans, similar to tuner drift.
• Linearity fault. Upper section of picture is too wide and lower section compressed.
• Switches to protection mode.
• Sound buzzes in standby. Sound OK in normal mode.
• Stuck in standby. LED blinks .
• RC units.
• Lines in picture.
• RC units.
• Value and characteristics of R807.
• Appliance not functioning, burnt R807. (+ extract of circuit diagram)
• Reduced vertical size. when cold.
• RC units.
• Black, horizontal lines in the picture.
• Horizontal lines. (+ extract of circuit diagram)
• Picture ok on switch on but no text after a few minutes. Picture goes to black raster. (part of circuit diagram displayed)
• Sound and picture disappear when hot. Only display remains at channel switch over. OK when cold.
• Picture takes longer and longer to come on. Come on instantly if A1 control is turned up or down.
• No vertical sync if picture has strong contrast.
• Fizzling at start-up. Switches to standby.
• Venetian blinds via AV1. Stripes when switching from one programme site to another.
• Automatic tuning problem. Not stopping in search, may also drift on the stations that are in the memory, although OK at channel change. (+ extract of circuit diagram)
• No audio. (extract of circuit diagram attached)
• Intermittently not switching on from standby. When channel is selected standby light goes out and the set becomes apparently dead, although ht is still present. (+ extract of circuit diagram)
• No picture. No sound. No control via the RC. (KVC27TD tips)
• Switches to standby. at start-up. (KVC27TD tip from OTTOVERSAND)
• Channel search ok in UHF and VHF but impossible to store channels. (part of circuit diagram displayed)
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• No volume control via RC and user control. No sound via AV.
• Narrow line.
• Vertical fault. (KVC27TD OTTOVERSAND repair tip)
• Horizontal jitter in picture (twitched picture) and sometimes vertical sync dropout after warming up.
• No memory. (picture attached) (service info for OTTOVERSAND -KVC27TD)
• Top of picture elongated. Bottom OK.
• Automatic tuning problem. Not stopping in search, may also drift on the stations that are in the memory, although OK at channel change. (picture attached)
• Intermittent intercarrier hum in sound by bright picture parts.
• No functions. (picture attached)
• Switches off by itself. in standby (after a while).
• Starts up at Power On then switches off immediately after. It takes 2 or 3 minutes to start up again.
• Negative picture when cold and/or lines on all channels.
• Bright picture. Flyback lines. (part of circuit diagram displayed)
• Sometimes channels run though and remain in PAL B-G. Controls ok when tuning. (+ extract of circuit diagram)
• Line output transistor fails intermittently. (+ extract of circuit diagram)
• All (-) keys inoperative. (KVC27TD tip from OTTOVERSAND)
• Trips then attempts to start three times. (extract of circuit diagram attached)
• RC units. (service info for OTTOVERSAND -KVC27TD)
• RC units.
• Switches off. No standby display. (KVC27TD OTTOVERSAND repair tip)
• Type of zener D513 in vertical time base.
• Fails completely or switches to stand-by and tries to start intermittently.
• No picture and no sound. Red LED lights up when changing channel. Noise from appliance when switching TV off.
• Intermittent loss of picture/sound. Fault could be produced when main panel flexed. (with circuit diagram extract)
• No channel storage in visible picture search.
• PSU does not oscillate.
• Volume and muting controls not responding but OSG show operation correctly.
• Distorted audio. (+ extract of circuit diagram)
• Poor vertical linearity.
• No NICAM.
• Service information. Details of nicam adaptable sets.
• Dead. after lightning strike.
• Loss of picture after some time when switching channels. (with circuit diagram extract)
• No RC functions. (+ extract of circuit diagram)
• No subtitles with the "Subtitles for the hard of hearing" decoder.
• Goes into black and white in PAL. (with circuit diagram extract)
• Low contrast. when cold. Focus problems.
• Trips.
• Trips. at start-up.
• M58655P blows at switch on. 5V ok, -33V slight pollution on pin 2, ok on other side of R062. CLOCK and DATA ok.
• No green or blue. (picture attached)
• No channel storing.
• G2 voltage missing.
• Poor convergence. (service info for OTTOVERSAND -KVC27TD)
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• Poor linearity or geometry. Frame linearity fault. Usually only occurs in sets which are more than two years old. (part of circuit diagram displayed)
• One colour cuts out or picture gets darker.
• Switches off straight away again after switching on. (+ extract of circuit diagram)
• Red standby LED flashes constantly after switch on. If it is switched on with RC, LED goes out, but appliance does not start.
• No synchronisation. intermittently. (part of circuit diagram displayed) (KVC27TD tips)
• Hum and noise in STEREO.
• Appliance failed with a violent flash on screen and ominous fizzing noise.
• No programs present. Finds programs through search mode, but when storing, always jumps to tape end of UHF.
• Intermittently sound is missing. (picture attached)
• After switch on, the sound is muted for a few minutes. (picture attached)
• No response to RC: incorrect functions in VOL+ and PROGRAMME-. Picture appears slowly and vertical lines are warped. (picture attached)
• No raster.
• Set stuck on channel 11 and no response to either the front controls or the remote control unit.
• White lines in the centre of the screen on unsynchronized channels.
• Flickering colours. Flickering picture.
• Negative picture. when cold. (OTTOVERSAND - KVC27TD information)
• RC units.
• Motorboating noise from speakers. in standby.
• Reduced vertical and horizontal size.
• Defective field linearity.
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• Voltage switches on for a short time and switches off again. (part of circuit diagram displayed)
• Search does not function.
• Chopper transistor S/C. (+ extract of circuit diagram)
• Channels change at random.
• Power supply does not start up, nor with lamp on 135V. (picture attached)
• Spontaneously goes to AV-2.
• Buzz. (picture attached)
• Total or intermittent loss of one or both channels.
• Automatic tuning problem. Not stopping in search, may also drift on the stations that are in the memory, although OK at channel change.
• Chassis type info.
• Sound is faint. (part of circuit diagram displayed)
• Distorted audio. (+ extract of circuit diagram)
• Line output transistor fails repeatedly. (+ extract of circuit diagram) (KVC27TD OTTOVERSAND repair tip)
• Horizontal roll.
• Drop out. (extract of circuit diagram attached)
• Switches off by itself.
• Memory loss. after a few minutes.
• No brightness.
• No sound or vision, tuning searches but no signal present. (extract of circuit diagram attached)
• Switches to PAL after a long time or no sound and no RC.
• Picture disappears after approx 2 mins. First colours start to roll and sound disappears. (picture attached)
• Starts up. LED does not flash.
• Slow start-up. when cold. (OTTOVERSAND - KVC27TD information)
• General information.
• No reception in HF. Ok in scart.
• Poor linearity. at bottom. (KVC27TD tip from OTTOVERSAND)
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• RC units.
• Value of D803 and R807.
• Channels are lost when channel change selected after approx. one hour. Tunes OK.
• No picture. Audio OK . (picture attached)
• Intermittent hum in the sound.
• No sound in one or both channels (may be intermittent).
• Chassis type info.
• Intermittent audio.
• Appliance goes dead after approx 1 second. (extract of circuit diagram attached) (OTTOVERSAND - KVC27TD information)
• HV humming from loudspeaker right/left channel.
• EHT rises then falls, appliance goes dead.
• Cracking sound.
• No sound. Picture is correct.
• No power supply (+290V is present).
• No picture channel. OSD OK.
• Value and characteristics of C805.
• Noise in stand-by mode. (with circuit diagram extract)
• Functions correctly for 10-15 mins, then at channel change screen becomes black and sound is absent. OK via scart.
• Switches on, EHT present momentarily then set switches off. (+ extract of circuit diagram)
• When high brightness signal is received through the front Y/C socket, field synchronisation becomes unstable.
• Distorted audio. (KVC27TD OTTOVERSAND repair tip)
• No oscillation at start up. (service info for OTTOVERSAND -KVC27TD)
• No reception. Tuning changes.
• Dark picture. (part of circuit diagram displayed)
• Blank raster. Flyback lines. (picture attached)
• There is a problem with mono/stereo identification when receiving a stereo transmission (PAL B/G).
• No audio.
• Shuts down (after a few seconds). (KVC27TD tips)
• Black screen.
• Occasionally picture and sound disappear. (part of circuit diagram displayed)
• Searches for channels continuously.
• Crackle in sound after switch on. Also at switch off for several secs.
• Skips channels during tuning.
• Resistor, diode, line transformer have been changed. TV functions for 5 mins, picture gradually turns red then nothing. When picture present, no sound. Resistor has burnt.
• Shuts down. intermittently.
• When the appliance has operated for a certain time a slight hum can be heard from the speaker. The volume varies on both mono and stereo.
• RC units.
• Whistle in normal sound adjustment. Occasionally crackling noise. (+ extract of circuit diagram)
• During channel search the appliance runs across the channels.
• Starts on Pr0 and goes to Pr8, Pr16, Pr24 and back to Pr0 when Pr+ is released. (extract of circuit diagram attached)
• No picture and no sound. Channel LED lights up. Brightness present when pressing control key. Pattern OK via scart. It sometimes re-starts. No sensitive to shock.
• Dark screen and no sound in UHF and negative picture in VHF after working for a few hours or days.
• No power supply on jungle-IC, no drive pulses on the line transistor. (KVC27TD tips)
• Teletext is missing, page number only. (picture attached)
• Appliance is dead, rise in EHT then the appliance breaks down. (+ extract of circuit diagram)
• Low audio.
• Approx. 2cm of picture are missing on the top edge. Stripes with bright background (linearity fault).
• No horizontal synchronisation. No vertical synchronisation.
• Changes channels. Channel search system functions in part but does not stop and runs through all the channels. (OTTOVERSAND - KVC27TD information)
• Chassis type info.
• Flyback lines through a weak picture with too much brightness.
• Colours and picture flicker in cold condition.
• TXT switch-over is defective. Only TXT characters, or intermittently only TV picture available.
• No picture. Sound ok. Screen is red or sometimes red before picture failure.
• High voltage is built up, then goes off immediately.
• Dark screen. (part of circuit diagram displayed)
• Distorted audio. (part of circuit diagram displayed)
• Shuts down.
• Line in picture, at 1/3 from top of screen.
• Rattling sound at switch on/off and in standby.
• Switches off by itself. after start-up.
• Vertical fault. Reduced vertical size. after a while.
• Sound pops through satellite full scart output one and two. (picture attached)
• Intermittent picture roll. Then picture is negative and occasionally no picture.
• White streaks on picture and no visual lock on channel.
• Reduced vertical size. at top. Flyback lines.
• After operating for a few minutes the TV switches to black and white then makes a rumbling noise. (with circuit diagram extract)
• The tuner drifts out of tune after working for 5 minutes.
• PSU chirps. LEDs flash.
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• No or intermittent start-up.
• Transistor (2SD1548) in power supply S/C. (KVC27TD tips)
• Picture disappears leaving only channel number. (extract of circuit diagram attached) (KVC27TD OTTOVERSAND repair tip)
• RC units.
• No synchronisation.
• TV picture remains in TXT mode and does not change channels.
• No picture and sound sync. Picture goes black and white. No channel tuning in search.
• Jagged picture effect, the picture is broken into sawteeth or wriggles in a random way. Fault can be intermittent. (picture attached)
• Does not retain channels in memory when warm. N
• No sound or vision, tuning searches but no signal present. (picture attached)
• Scart plug 1 does not work. Neutral screen with symbol 1 displayed on screen during Canal Plus or when VCR is in PB.
• When TV switched off by ON/OFF switch, starts up again properly. If switched off by standby power supply cuts out. It takes 5 mins before it starts up again.
• Noisy transformer. Standby noise from srt. (extract of circuit diagram attached)
• R807 blows intermittently every couple of months on the G2 circuit.
• Stuck in standby. (picture attached)
• Hum from speakers in standby.
• No picture. Audio and OSD OK . (with circuit diagram extract)
• Slow start-up. Negative picture. intermittently. (picture attached)
• No audio. intermittently.
• Switches off by itself. after a few seconds.
• Intermittent voltage at secondary PSU. (KVC27TD tip from OTTOVERSAND)
• No horizontal synchronisation.
• Picture fades out but comes back slowly with auto grey scale correction visible if hit.
• Service information. Fitting nicam OPK401 kit.
• On lower tones the sound is mishaped, sounds like a defective speaker. (picture attached)
• Snowy effect on all programmes.
• Occasionally sound and picture fail.
• No channel storing. (KVC27TD tips)
• Impossible to memorize the channels, the other functions are normal. (picture attached)
• No signal. via RF output.
• High pitched buzz from right hand speaker.
• Chassis type info.
• R807 o/c. D803 s/c. Value of R807 and D803.
• No audio. Picture OK . (service info for OTTOVERSAND -KVC27TD)
• Memory loss. intermittently.
• Picture rolls. Dark picture. intermittently.
• The sound crackles occasionally.
• No TXT. (picture attached)
• Audio crackles.
• Tuning memory does not function. (part of circuit diagram displayed)
• Intermittent loss of picture on changing channels, when the channel is changed the screen is blanked in the usual way and the new channel selection number is displayed, but the screen stays blank. (part of circuit diagram displayed)
• Motorboating noise from speaker when standby selected.
• Picture and sound fail (base board). (part of circuit diagram displayed)
• No operating voltage in the vertical stage.
• Intermittent TXT contrast variations.
• Jagged picture. (with circuit diagram extract)
• Dead, only standby LED flashes 2 times repeatedly.
• Picture and sound fail. (extract of circuit diagram attached)
• No channel storing. (+ extract of circuit diagram)
• When warm no sound or video. VC still 31V on the tuner, RCU does not work. When cold ok again. IC001, 002, 003, 501 have been changed.
• No aerial, ok in scart. Search ok but does not stop. When cold only some sound for 3 or 4 secs.
• Chassis type info.
• Picture drifts on all channels. (part of circuit diagram displayed)
• New program no. is displayed after program switch-over, but no reception, not even at scart socket output. (OTTOVERSAND - KVC27TD information)
• Green OSD, streaking.
• Dark screen and no sound in UHF and negative picture in VHF after working for a few hours or days. (KVC27TD OTTOVERSAND repair tip)
• Reduced vertical size. (+ extract of circuit diagram)
• No audio (intermittently).
• Sound becomes louder, sound crackles, OSD also changes.
• Blank screen.
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• Switches off by itself. after a while.
• Search doesn't stop. Stored channels drift off tune after a short time.
• Small screen, only 10cm.
• Automatic tuning problem. Not stopping in search, may also drift on the stations that are in the memory, although OK at channel change. (with circuit diagram extract)
• No picture, only snow. (+ extract of circuit diagram)
• Faint/intermittent picture. (extract of circuit diagram attached) (KVC27TD tips)
• Streaks on picture, becomes dark and sometimes even switches off.
• No sound. Sound present in signal traced on LR of connector CNK21.
• Intermittent drift.
• Intermittent loss of video preceded by a broken up negative picture.
• RC units.
• Tuning error.
• No colour, If station search, NTSC is superimposed.
• Flickering, horizontal black lines over the picture.
• Intermittent colour. (KVC27TD tips)
• No picture. after warm-up.
• Distorted audio. (picture attached)
• Picture fails or is distorted intermittently. Via scart OK. Knock sensitive.
• Mains fuse blows instantly. (with circuit diagram extract)
• Hum in sound in STEREO reception. Sound OK in MONO reception. (part of circuit diagram displayed)
• Channel drift. (picture attached)
• No TXT. intermittently.
• Distorted sound on scart socket only, on Hi-Fi, tapes and satellite receivers. (picture attached)
• Automatic tuning problem. Not stopping in search, may also drift on the stations that are in the memory, although OK at channel change. (+ extract of circuit diagram)
• Picture rolls. Poor picture. (part of circuit diagram displayed)
• No picture. LED flashes twice .
• Picture and sound cut out after a few mins when the channel no is displayed, returns to normal a little later. Appear not to be any defective solder joints. (picture attached)
• No MONO audio.
• Intermittently no program store.
• Does not function in HF, ok in scart.
• R807 burnt.
• No raster. No OSD. (with circuit diagram extract)
• Ocassionally no signal on screen. No thermal tube noise, no sound. Channel indication ok. In UHF search correct channel obtained but it disappears again after it has been stored.
• Standby LED lights up after a while. No switch on. (part of circuit diagram displayed) (KVC27TD tips)
• Audio muting problem. The sound may not mute completely when the mute button is pressed on the RCU. (+ extract of circuit diagram)
• Spare parts information. Fbt replacement.
• Intermittently no picture, no sound at switch over. Picture and sound OK via AV. (KVC27TD tip from OTTOVERSAND)
• At start up functions for a few mins then no reception. Functions normally via scart, all the functions are ok. No snow, no thermal tube noise, no reception. (picture attached)
• No channel storing. (with circuit diagram extract)
• No functions. after lightning strike. (part of circuit diagram displayed)
• No vertical and horizontal sync. Lines only and picture running.
• After a while, picture becomes dark and dragged (like when it is out of adjustment). (picture attached)
• Dark picture. after warm-up (intermittently).
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• Programming the basic values after exchanging the memory IC SDA 2546
• Searches for channels continuously.
• Vertical lines have shifted zigzag to the left and right after warming up.
• After one day the tuning has shifted. (extract of circuit diagram attached)
• Horizontal line or black stripe in upper part of picture. Distorted vertical deflection.
• No picture. No channel storing. (with circuit diagram extract)
• No channel storing.
• Tripping.
• Horizontal line or black band at upper picture part. Distorted vertical deflection.
• No picture. OSD OK .
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• No audio. OK via SCART .
• Good power supply 135V, 14V and 7V. No sound, no picture, IC001 has been changed. Pin 16 3V instead of 0V Q606 and Q605 0.6 on the base.
• E/W fault. (picture attached)
• No picture. (+ extract of circuit diagram)
• White line. at bottom.
• No picture and sound or picture is negative.
• Noisy and distorted sound.
• RC units.
• Various dry joints in the HF unit, on the base chassis in the PSU, of the line output stage, on the voltage stabilising ICs.
• LED flashes for a few seconds then appliance goes dead. (extract of circuit diagram attached)
• Vertical roll.
• Black screen. Sound OK. Loud crackle in speakers at switch off with RC.
• No audio. No picture. (extract of circuit diagram attached)
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• Intermittent no picture. Blank raster not even channel display. (picture attached)
• Spare parts information. Fbt replacement.
• Smearing in picture. Low brightness. (extract of circuit diagram attached)
• Picture runs through and is intermittently negative.
• Intermittently set will not come on either from switch on or from standby. May work correctly for several days then not come on. (picture attached) (KVC27TD OTTOVERSAND repair tip)
• No sound and picture after operating for a short while when switching over channels. OK via scart.
• Excessive vertical size.
• Loss of station memory. (extract of circuit diagram attached)
• Line transformer starts up for 2 secs then stops. Power supply voltages ok. (picture attached) (KVC27TD tips)
• TV OK after a few days at rest then after 2 minutes power supply crackles and stops.
• No picture. R807 (1K/1W) heats up.
• Searches for channels continuously. intermittently.
• Intermittently no channel memory. TV does not tune in when channels are changed. Can be tuned in but will not memorize. (with circuit diagram extract)
• Drifs off tune, search tunes up but not down.
• Red or blue colour triggers when warming up. (OTTOVERSAND - KVC27TD information)
• Tuner drifts after 10 mins and then fails after a short time.
• Shuts down. after a few seconds. No LED lit.
• UHF search is correct but no channel memory. (picture attached)
• Distorted picture.
• Interference in TXT. Searches picture but random characters. Some lines OK.
• Sound disappears intermittently, but is still slightly audible. (extract of circuit diagram attached)
• No start-up. Protection mode activated. (extract of circuit diagram attached) (KVC27TD tips)
• Picture reduction at the bottom.
• No reception after approx. 5 mins after switch over. Search is on UHF end. Program ok at switch on.
• Frame output chip blown repeatedly.
• No volume control by RC and front panel but OSD works. (extract of circuit diagram attached)
• Intermittent crackling sound. Occasional noise. Also occasional loss of colour. Established chirping on B channel. No tuning.
• Picture is missing or video level reduction. (part of circuit diagram displayed)
• The appliance intermittently drifts out of frequency.
• Automatic tuning problem. Not stopping in search, may also drift on the stations that are in the memory, although OK at channel change. (part of circuit diagram displayed)
• Intercarrier hum by bright picture.
• Dead. Standby LED flashes .
• The whole picture was covered by fine,shimmering horizontal black lines. (with circuit diagram extract)
• Intercarrier hum especially at STEREO channels. (KVC27TD tip from OTTOVERSAND)
• Searches for channels continuously.
• Power supply starts up but immediately switches off. (picture attached)
• Distorted audio. (extract of circuit diagram attached)
• During channel search, picture won't stop.
• Intermittent Nicam sound dropout or crackling, set going off tune, picture going dark or negative.
• Negative picture. intermittently.
• Value of R807 and D803.
• Motorboating noise from loudspeaker.
• Dead. Comes on in standby when switched on from socket.
• Green picture. Retrace lines.
• Occasionally picture is distorted and there is no contrast. (extract of circuit diagram attached)
• Intermittent buzzing in sound. Volume decreases intermittently.
• Only snow on channel 2 and 3 (band VHF1).
• Intermittent or no sound.
• Dark picture. OSD and TXT OK . (KVC27TD tip from OTTOVERSAND)
• Tuner IF AGC fault. Distorted picture unable to lock. (extract of circuit diagram attached)
• Tuning drifts.
• Bright red raster. (+ extract of circuit diagram)
• Intermittently will not retain channel data. (part of circuit diagram displayed)
• Distorted audio. (with circuit diagram extract)
• Channels slightly drift off tune after short time, then noise in sound and no colour.
• Distorted audio. (with circuit diagram extract)
• No colour. (with circuit diagram extract)
• Hum in sound or poor sound.
• Poor linearity. at top. (KVC27TD OTTOVERSAND repair tip)
• No memory. (+ extract of circuit diagram)
• Automatic tuning problem. Not stopping in search, may also drift on the stations that are in the memory, although OK at channel change. (with circuit diagram extract)
• Field striations across the top of screen.
• No synchronisation. when cold.
• No audio. on the right.
• Picture is distorted when brightness is adjusted. (Zoom effect).
• Intermittent crackle, quite loud on the sound. Something is clearly arcing. (extract of circuit diagram attached)
• Spare parts information. Fbt replacement.
• No E/W correction. (part of circuit diagram displayed)
• Lines in picture. on the left half screen. (extract of circuit diagram attached)
• O/W is defective.
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• Synchronisation is poor, field roll and drifting AFC. (picture attached)
• Chassis type info.
• OSD is green. Streaking in picture.
• RC units.
• No colour (intermittently).
• Value and characteristics of D803.
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• No function. Pulsates and standby LED lights up approx. 3 times, then no function.
• Basic setting after replacing memory IC.
• Negative picture.
• Switches by itself to another channel.
• Sound buzz. (part of circuit diagram displayed)
• No + B on the tuner.
• R624 is unsoldered. No obvious s/c. Primary HT is ok. (+ extract of circuit diagram)
• Station adjustment de-tunes intermittently, especially on program site 1.
• Spare parts information. Fbt replacement.
• Loss of station memory. (+ extract of circuit diagram)
• LED lights up and then switches off when switching to standby. Appliance does not start up again unless it is completely switches off for 3 minutes. Functions OK if standby switching is not used.
• Pale colours in upper picture area.
• Tuner drift in frequency. Channel search is impossible. CTV still indicates auto, channels run through but no memory.
• Reduced horizontal size. Pincushion distortion.
• Automatic tuning problem. Not stopping in search, may also drift on the stations that are in the memory, although OK at channel change. (picture attached) (service info for OTTOVERSAND -KVC27TD)
• Trips a few times, then no function.
• Channels change suddenly or random OSD.
• Defective On/Off LED. Loss of LED from standby. Cannot be started up again.
• Chassis type info.
• PSU pulsates.
• Black picture, OSD OK, works fine after a while. No fault when cold.
• No NICAM.
• Blue picture. Flyback lines.
• Rolls on some channels and certain picture content.
• Line tearing. (extract of circuit diagram attached)
• Starts on Pr0 and goes to Pr8, Pr16, Pr24 and back to Pr0 when Pr+ is released. (picture attached)
• Picture goes dark then disappear but OK when warm.
• Picture reduced vertically and horizontally. The remaining 2/3 is black. Sound OK.
• Occasional popping noise from loudspeakers.
• Sound and picture are missing, EHT ok. (extract of circuit diagram attached)
• Switches to standby or dead, intermittently. OK after a while.
• Flickering horizontal lines.
• Dark picture. Program display available. No reaction either to RC and to control panel.
• Appears dead but blank raster if brilliance increased.
• Does not decode Canal Plus on scart 1.
• Vertical collapse. (part of circuit diagram displayed)
• Standby LED on for 2 secs then switches off. No start up.
• Shuts down after approx 20 mins with standby light flickering. No RC operation.
• Brief HT after switch on then switches off.
• No reception.
• Audio muting problem.The sound may not mute completely when the mute button is pressed on the RCU. (extract of circuit diagram attached)
• Distorted audio. (part of circuit diagram displayed)
• The appliance makes a noise during standby. (with circuit diagram extract)
• Drifts after a few mins. No search possible when fault present. (+ extract of circuit diagram)
• Vertical collapse. intermittently.
• After a few minutes the tuned-in program fades out.
• No brightness. intermittently.
• Distorted picture. Top is stretched, foldover at bottom.
• No audio (intermittently). (KVC27TD OTTOVERSAND repair tip)
• Motorboating noise could be heard from speaker when standby selected.
• Hum in audio. in standby. (KVC27TD OTTOVERSAND repair tip)
• Power problem. D board burnt around R614 and R653. B+ line and vent holes must be intact, and at least 5mm of print on hv line to srt. (picture attached)
• No sound from tuner, scart sound OK.
• Audio and picture fail.
• Automatic tuning problem. Not stopping in search, may also drift on the stations that are in the memory, although OK at channel change. (picture attached)
• Red picture. Dark screen. after a while.
• Reduced vertical deflection. Poor vertical linearity.
• The PSU hiccups constantly. (extract of circuit diagram attached)
• Right side of picture is dark. Pincushion fault on the left.
• Appliance does not stop at station during search tune. (extract of circuit diagram attached)
• Value of R807 in the G2 circuit. (KVC27TD tip from OTTOVERSAND)
• Channels disappear or have shifted.
• General information.
• Hiccups after a few mins (picture folds over). Power supply voltage seems to collapse. Continues to do so, nothing seems to become hot.
• Dead. Trips. (with circuit diagram extract)
• Burning smell. (part of circuit diagram displayed)
• Dead. after a few seconds.
• Spare parts information. Fbt replacement.
• Cramped raster. (extract of circuit diagram attached)
• Buzz. (extract of circuit diagram attached) (KVC27TD OTTOVERSAND repair tip)
• Noise bar. (part of circuit diagram displayed)
• No picture. Sound OK.
• Sound whistles on all channels. (picture attached)
• PSU does not start up. No standby. Degausssing is audible.
• 4A fuse blows on PSU.
• At programming the stations brightness varies in the same time with blinking program display.
• Picture and sound cut out after a few mins when the channel no is displayed, returns to normal a little later. Appear not to be any defective solder joints. (+ extract of circuit diagram)
• Shuts down. after start-up.
• New type of stand-off resistor.
• No colour. TXT OK .
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• No G2 power supply.
• Only snow at band I operation.
• Audio noise. (with circuit diagram extract)
• No colour. All other functions ok. (picture attached)
• Poor picture in band I and III (channels 2 and 4)
• No picture, no memory and no sound. (with circuit diagram extract)
• Intermittent colour. (with circuit diagram extract)
• Stuck on a channel. Unable to switch over neither from front panel nor with MD.
• Destroy of R807.
• Automatic tuning problem. Not stopping in search, may also drift on the stations that are in the memory, although OK at channel change. (+ extract of circuit diagram)
• Raster bowed at the sides, with only the left hand quarter picture showing. (picture attached)
• After warming up for 10 mins, crushing of all the colours. (with circuit diagram extract)
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• No memory. (extract of circuit diagram attached)
• No or poor sync.
• No vertical deflection.
• R807 (1K) burns as soon as appliance starts up. (KVC27TD OTTOVERSAND repair tip)
• No picture, channels cannot be stored in memory. (+ extract of circuit diagram)
• Audio level problem when switching. Sound may not mute completely when the mute button is pressed on the remote commander. (picture attached)
• Tuning drift and no memory. (picture attached)
• Intermittently no sound. Picture OK.
• No horizontal deflection. (with circuit diagram extract)
• Loose contacts.
• Distorted audio.
• Audio muting problem. The sound my not mute completely when the mute button is pressed on the RCU. (picture attached)
• When changing channels the picture goes blank. (picture attached)
• RC units.
• Excessive brightness. Flyback lines. (picture attached)
• To confirm that the power supply is working. (KVC27TD OTTOVERSAND repair tip)
• No picture. intermittently. (picture attached)
• Memory loss.
• No memory after a few minutes operation (with circuit diagram extract)
• No picture. intermittently. Intermittent audio. (KVC27TD tips)
• Not storing channels.
• Intermittently dead. (extract of circuit diagram attached)
• Switches to standby. after a while.
• No picture. on the right. No E/W correction.
• No start-up from standby. (OTTOVERSAND - KVC27TD information)
• Drifting. (picture attached)
• Poor focus. (OTTOVERSAND - KVC27TD information)
• Buzzing noise from loudspeaker in standby.
• No audio.
• Value of R807 and D803 in G2 circuit.
• No audio. (picture attached)
• No sound in reception via the aerial. Son OK at the scart input. No audio signal at scart output, seems to come from the IF. (OTTOVERSAND - KVC27TD information)
• Service information. When stocks of 21", 25" and 29" crt's are exhausted, they will be replaced by an itc, comprising CRT + scan yoke.
• Picture appears slowly. Audio OK .
• Flyback lines. at top. (with circuit diagram extract) (service info for OTTOVERSAND -KVC27TD)
• Intermittent loss of right hand channel sound.
• Trips once then dies. (KVC27TD tips)
• RC units.
• Arcing.
• White screen. Scart OK. At channel search, picture and sound are OK. After storing, picture white again and no sound.
• No picture. Sound ok. CRT heaters lit. (picture attached)
• Chassis type info.