349002 KVC27TD / HANSEATIC [TV]

• 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)
• No audio. intermittently.
• Trips then attempts to start three times. (picture attached)
• No aerial, ok in scart. Search ok but does not stop. When cold only some sound for 3 or 4 secs.
• Excessive horizontal size. Pincushion distortion. (349002 tip from HANSEATIC)
• Switches to protection mode.
• 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.
• No picture. on the right. No E/W correction.
• Shuts down after approx 20 mins with standby light flickering. No RC operation.
• Drifting. (picture attached)
• Loss of picture after some time when switching channels. (part of circuit diagram displayed)
• 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)
• Motorboating noise from speakers. in standby.
• No RC functions. (+ extract of circuit diagram)
• Loss of picture and/or sync. (with circuit diagram extract)
• Picture fails or is distorted intermittently. Via scart OK. Knock sensitive.
• No audio. OK via SCART .
• Bright picture. Flyback lines. (with circuit diagram extract)
• Blue picture. Flyback lines.
• TXT switch-over is defective. Only TXT characters, or intermittently only TV picture available.
• Noisy and distorted sound. (349002 HANSEATIC repair tip)
• Switches off by itself. in standby (after a while).
• Sound becomes louder, sound crackles, OSD also changes.
• Fails completely or switches to stand-by and tries to start intermittently.
• Picture reduced vertically and horizontally. The remaining 2/3 is black. Sound OK.
• 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.
• No horizontal deflection. (part of circuit diagram displayed)
• No TXT. (+ extract of circuit diagram)
• No picture. LED flashes twice .
• 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. (349002 tip from HANSEATIC)
• Picture disappears leaving only channel number. (extract of circuit diagram attached)
• Screen flashes with smearing then eventually goes blank. (part of circuit diagram displayed)
• Horizontal roll.
• Picture appears slowly. Audio OK .
• No power on AC. The majority of flyback transformers changed are not faulty.
• Appliance is dead, rise in EHT then the appliance breaks down. (+ extract of circuit diagram)
• 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.
• Switches off after 15 mins and can be switched on again only after 15 mins.
• R807 o/c. D803 s/c. Value of R807 and D803.
• No horizontal synchronisation. No vertical synchronisation. (349002 HANSEATIC repair tip)
• Brief HT after switch on then switches off.
• Appears dead but blank raster if brilliance increased.
• Picture is distorted when brightness is adjusted. (Zoom effect).
• Intermittent loss of video preceded by a broken up negative picture.
• Service information. Details of nicam adaptable sets.
• PSU does not start up. No standby. Degausssing is audible.
• No audio. No picture. (+ extract of circuit diagram)
• Line output transistor fails intermittently. (with circuit diagram extract)
• Channel search ok in UHF and VHF but impossible to store channels. (+ extract of circuit diagram)
• Sometimes channels run though and remain in PAL B-G. Controls ok when tuning. (picture attached)
• Faint/intermittent picture. (picture attached)
• Noise bar. (with circuit diagram extract)
• TV picture remains in TXT mode and does not change channels.
• No G2 power supply.
• Power supply trips approx 3 times, then goes dead.
• TV OK after a few days at rest then after 2 minutes power supply crackles and stops.
• Black screen. Sound OK. Loud crackle in speakers at switch off with RC. (349002 HANSEATIC repair tip)
• Destroy of R807.
• UHF search is correct but no channel memory. (picture attached)
• No signal. via RF output.
• 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. (part of circuit diagram displayed)
• Picture hardly visible or too dark. Videotext and OSD OK.
• Dead. Standby LED flashes .
• LED flashes for a few seconds then appliance goes dead. (extract of circuit diagram attached)
• High voltage is built up, then goes off immediately.
• No volume control by RC and front panel but OSD works. (with circuit diagram extract)
• Only snow at band I operation.
• Drifs off tune, search tunes up but not down.
• Vertical roll.
• Blank raster. Flyback lines. (picture attached) (HANSEATIC - 349002 information)
• Picture and sound fail. (extract of circuit diagram attached)
• No oscillation at start up. (service info for HANSEATIC -349002)
• Reduced vertical and horizontal size.
• No start-up (intermittently).
• Reduced horizontal size. Pincushion distortion.
• No picture. R807 (1K/1W) heats up.
• Linearity fault. Upper section of picture is too wide and lower section compressed.
• Poor linearity. at bottom.
• Drifting after a certain time.
• R624 is unsoldered. No obvious s/c. Primary HT is ok. (with circuit diagram extract)
• Horizontal line or black band at upper picture part. Distorted vertical deflection.
• 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. (with circuit diagram extract) (349002 HANSEATIC repair tip)
• After a while, picture becomes dark and dragged (like when it is out of adjustment). (with circuit diagram extract)
• Picture drifts on all channels. (part of circuit diagram displayed)
• Flyback lines. at top. (with circuit diagram extract)
• Lines in picture.
• Programming the basic values after exchanging the memory IC SDA 2546
• Picture ok on switch on but no text after a few minutes. Picture goes to black raster. (picture attached)
• Poor frame linearity at start up and screen compressed in the middle for 5 minutes.
• Distorted picture. Low contrast. Fault occurs intermittently. .
• Station adjustment de-tunes intermittently, especially on program site 1.
• Horizontal line or black stripe in upper part of picture. Distorted vertical deflection.
• No brightness. intermittently.
• Switches off by itself. after a few seconds. (349002 tips)
• Drop out. (picture attached)
• Dark picture. (picture attached)
• Small screen, only 10cm.
• No MONO audio.
• Various dry joints in the HF unit, on the base chassis in the PSU, of the line output stage, on the voltage stabilising ICs.
• Stuck in standby. (extract of circuit diagram attached)
• Raster bowed at the sides, with only the left hand quarter picture showing. (with circuit diagram extract)
• Spontaneously goes to AV-2.
• Dead. after lightning strike.
• No functions. after lightning strike. (+ extract of circuit diagram)
• Intermittent picture roll. Then picture is negative and occasionally no picture. (349002 tips)
• No power supply (+290V is present).
• Cramped raster. (+ extract of circuit diagram)
• Memory loss. after a few minutes.
• Stretched field.
• Appliance not functioning, burnt R807. (picture attached)
• Picture goes dark then disappear but OK when warm.
• Loss of power supply.
• Red standby LED flashes constantly after switch on. If it is switched on with RC, LED goes out, but appliance does not start.
• Stretched field scan from centre to top of screen with no field scan from centre to bottom.
• Picture drifting after a certain time.
• Sound and picture disappear when hot. Only display remains at channel switch over. OK when cold.
• No vertical deflection.
• Picture runs through and is intermittently negative.
• Slow start-up. when cold.
• No or poor sync.
• Occasionally picture is distorted and there is no contrast. (with circuit diagram extract)
• No synchronisation.
• No HV.
• Defective On/Off LED. Loss of LED from standby. Cannot be started up again.
• Green OSD, streaking. (349002 tips)
• Picture rolls. Poor picture. (part of circuit diagram displayed)
• Black, horizontal lines in the picture.
• Takes too long to start up. After approx. 10 min. starts up suddenly.
• Excessive brightness. Flyback lines. (with circuit diagram extract)
• Volume and muting controls not responding but OSG show operation correctly.
• Power supply starts up but immediately switches off. (with circuit diagram extract)
• No picture. No channel storing. (extract of circuit diagram attached)
• Picture disappears after approx 2 mins. First colours start to roll and sound disappears. (part of circuit diagram displayed)
• All (-) keys inoperative.
• When high brightness signal is received through the front Y/C socket, field synchronisation becomes unstable.
• Switches to PAL after a long time or no sound and no RC.
• Picture takes longer and longer to come on. Come on instantly if A1 control is turned up or down.
• Drifts after a few mins. No search possible when fault present. (part of circuit diagram displayed)
• 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.
• No function. Pulsates and standby LED lights up approx. 3 times, then no function.
• No picture. intermittently. Intermittent audio.
• No picture. (part of circuit diagram displayed)
• 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 attached)
• Standby LED lights up after a while. No switch on. (extract of circuit diagram attached)
• Horizontal lines. (+ extract of circuit diagram)
• 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.
• Blank screen.
• Jagged picture. (extract of circuit diagram attached)
• Distorted picture. Top is stretched, foldover at bottom.
• Searches for channels continuously. intermittently. (349002 tip from HANSEATIC)
• The whole picture was covered by fine,shimmering horizontal black lines. (with circuit diagram extract)
• Black screen. Displays "N" for programme. Via scart also.
• Lines in picture. on the left half screen. (picture attached)
• No vertical sync if picture has strong contrast. (service info for HANSEATIC -349002)
• No power supply on jungle-IC, no drive pulses on the line transistor.
• Top of picture elongated. Bottom OK.
• No picture. intermittently. (picture attached)
• Dead. after a few seconds.
• New program no. is displayed after program switch-over, but no reception, not even at scart socket output.
• Impossible to memorize the channels, the other functions are normal. (with circuit diagram extract)
• Starts up. LED does not flash.
• Negative picture. intermittently.
• Switches to standby. at start-up.
• Green component of picture varies or none at all. (picture attached)
• No raster. No OSD. (+ extract of circuit diagram)
• No picture and sound sync. Picture goes black and white. No channel tuning in search.
• Synchronisation is poor, field roll and drifting AFC. (with circuit diagram extract)
• No response to RC: incorrect functions in VOL+ and PROGRAMME-. Picture appears slowly and vertical lines are warped. (+ extract of circuit diagram) (349002 tips)
• Intermittent no picture. Blank raster not even channel display. (with circuit diagram extract)
• Interference in TXT. Searches picture but random characters. Some lines OK.
• Switches off by itself.
• Shuts down.
• Mains fuse blows instantly. (part of circuit diagram displayed)
• Screen very white, scart is OK. Picture and sound ok in station search. After PB again completely white and no sound.
• Incorrect tuning or goes to muting.
• Poor focus.
• Dark picture. OSD and TXT OK .
• Reduced vertical size. at top. Flyback lines.
• 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.
• Dark picture. after warm-up (intermittently).
• No functions. (part of circuit diagram displayed) (HANSEATIC - 349002 information)
• Power supply does not start up, nor with lamp on 135V. (picture attached)
• Dark screen. (with circuit diagram extract)
• Pulse on the collector of the line power transistor but stops immediately. 135V is correct. Supplies in 15V. (picture attached)
• No brightness.
• Intermittently dead. (+ extract of circuit diagram)
• Hiccups after a few mins (picture folds over). Power supply voltage seems to collapse. Continues to do so, nothing seems to become hot.
• Flickering horizontal lines.
• Snowy effect on all programmes.
• A humbar appears in the picture when there is low brightness. Intermittent picture roll.
• Occasional popping noise from loudspeakers. (HANSEATIC - 349002 information)
• Chopper transistor S/C. (part of circuit diagram displayed)
• Dark/blurred/no picture. Smell of burning
• Only snow on channel 2 and 3 (band VHF1).
• Channels slightly drift off tune after short time, then noise in sound and no colour.
• Trips. at start-up.
• No start-up. Protection mode activated. (with circuit diagram extract)
• G2 voltage missing.
• New type of stand-off resistor.
• Black picture with programme indication after approx 15 mins. Snow briefly when switched from TXT to TV.
• Appliance buzzes in standby. It is OK in operation. (service info for HANSEATIC -349002)
• After pressing main switch, PSU makes 4 attempts to start and then stops.
• No start-up from standby. (service info for HANSEATIC -349002)
• Switches off. No standby display.
• Picture too small. at top. (349002 tips)
• Channels change at random.
• Scart plug 1 does not work. Neutral screen with symbol 1 displayed on screen during Canal Plus or when VCR is in PB.
• Voltage switches on for a short time and switches off again. (picture attached)
• Picture severely cramped at the bottom of the screen and stretched at the top. (part of circuit diagram displayed)
• No picture. after warm-up.
• Intermittent drift.
• There is a problem with mono/stereo identification when receiving a stereo transmission (PAL B/G).
• No horizontal synchronisation.
• No or intermittent start-up.
• Transistor (2SD1548) in power supply S/C.
• Several dry joints in HF section, on the main chassis in PSU, on line output stage and on power smoothing IC.
• No TXT. intermittently.
• Horizontal jitter. Picture rolls. intermittently (after warm-up).
• No video signal on CRT for 3-4 mins at start up from warm or cold. Picture appears with flyback lines. (picture attached)
• No subtitles with the "Subtitles for the hard of hearing" decoder. (349002 tips)
• Picture fades out but comes back slowly with auto grey scale correction visible if hit.
• Field striations across the top of screen.
• Right side of picture is dark. Pincushion fault on the left.
• Bright red raster. (part of circuit diagram displayed) (349002 tips)
• Intermittent loss of picture/sound. Fault could be produced when main panel flexed. (extract of circuit diagram attached)
• Shuts down. intermittently.
• To confirm that the power supply is working.
• Smearing in picture. Low brightness. (with circuit diagram extract)
• The tuner drifts out of tune after working for 5 minutes.
• Reduced vertical size. when cold.
• Dark screen and no sound in UHF and negative picture in VHF after working for a few hours or days.
• Line transformer starts up for 2 secs then stops. Power supply voltages ok. (extract of circuit diagram attached) (HANSEATIC - 349002 information)
• Vertical lines have shifted zigzag to the left and right after warming up.
• Intermittent TXT contrast variations.
• Poor picture in band I and III (channels 2 and 4)
• Noise in stand-by mode. (+ extract of circuit diagram)
• White line. at bottom.
• Vertical collapse. (with circuit diagram extract)
• Poor tuning at switch on. Tuning OK after approx 30 secs. (349002 HANSEATIC repair tip)
• Defective field linearity.
• Intercarrier hum by bright picture.
• R807 (1K) burns as soon as appliance starts up.
• No picture. Sound ok. CRT heaters lit. (part of circuit diagram displayed)
• When tuning after finding the desired channel, if you press the memory button everything disappears instead of fixing the picture.
• No reception after approx. 5 mins after switch over. Search is on UHF end. Program ok at switch on.
• Jagged picture effect, the picture is broken into sawteeth or wriggles in a random way. Fault can be intermittent. (part of circuit diagram displayed)
• Appliance goes dead after approx 1 second. (+ extract of circuit diagram)
• Stuck in standby. LED blinks .
• No NICAM.
• No synchronisation. intermittently. (picture attached)
• Hum in audio. in standby.
• Black screen.
• The appliance makes a noise during standby. (+ extract of circuit diagram)
• Negative picture when cold and/or lines on all channels.
• No picture. Audio OK . (extract of circuit diagram attached)
• Tripping. (HANSEATIC - 349002 information)
• Poor linearity. at top.
• OSD is green. Streaking in picture.
• Tuner drifts after 10 mins and then fails after a short time.
• Linearity error.
• 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)
• Functions correctly for 10-15 mins, then at channel change screen becomes black and sound is absent. OK via scart.
• Green picture. Retrace lines.
• No picture. Audio and OSD OK . (part of circuit diagram displayed)
• Poor vertical linearity.
• Does not decode Canal Plus on scart 1.
• Picture reduction at the bottom.
• Arcing.
• Burning smell. (part of circuit diagram displayed)
• Trips once then dies.
• Line in picture, at 1/3 from top of screen.
• No colour (intermittently).
• Negative picture. when cold.
• R807 blows intermittently every couple of months on the G2 circuit.
• No picture and no sound. Red LED lights up when changing channel. Noise from appliance when switching TV off.
• White screen. Scart OK. At channel search, picture and sound are OK. After storing, picture white again and no sound.
• Red picture. Dark screen. after a while.
• Starts up at Power On then switches off immediately after. It takes 2 or 3 minutes to start up again.
• Trips.
• Low brightness and orange coloured picture.
• Automatic channel search does not stop. Picture is black/white in operation. (HANSEATIC - 349002 information)
• Vertical collapse. intermittently.
• No synchronisation. when cold.
• Shuts down (after a few seconds).
• Vertical fault. Reduced vertical size. after a while. (HANSEATIC - 349002 information)
• Noisy transformer. Standby noise from srt. (extract of circuit diagram attached)
• Set stuck on channel 11 and no response to either the front controls or the remote control unit. (349002 tips)
• Intermittent voltage at secondary PSU.
• Line tearing. (with circuit diagram extract)
• Reduced vertical deflection. Poor vertical linearity.
• Switches on, EHT present momentarily then set switches off. (extract of circuit diagram attached) (349002 tip from HANSEATIC)
• Picture covered by a fine shimmering, black lines.
• When changing channels the picture goes blank. (picture attached)
• 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.
• No channel available after changing channel. Ok when appliance cold. (extract of circuit diagram attached)
• At programming the stations brightness varies in the same time with blinking program display.
• Dead. Trips. (part of circuit diagram displayed)
• Appliance failed with a violent flash on screen and ominous fizzing noise.
• Picture rolls. Dark picture. intermittently.
• The appliance intermittently drifts out of frequency.
• M58655P blows at switch on. 5V ok, -33V slight pollution on pin 2, ok on other side of R062. CLOCK and DATA ok.
• 4A fuse blows on PSU.
• Intermittent Nicam sound dropout or crackling, set going off tune, picture going dark or negative.
• No picture channel. OSD OK.
• Switches to standby. after a while.
• Negative picture. (service info for HANSEATIC -349002)
• Flyback lines through a weak picture with too much brightness.
• D803 heats up and is leaky. (part of circuit diagram displayed)
• Distorted audio.
• Reduced vertical size. (picture attached)
• EHT rises then falls, appliance goes dead.
• Switches off straight away again after switching on. (extract of circuit diagram attached) (349002 tip from HANSEATIC)
• Impossible to receive L standard without thermal tube noise. B/G standard is received but search does not stop.
• No picture, no sound or fails when warm. (349002 HANSEATIC repair tip)
• Poor convergence.
• No picture. Sound ok. Screen is red or sometimes red before picture failure.
• No vertical and horizontal sync. Lines only and picture running.
• Switches off by itself. after a while.
• One colour cuts out or picture gets darker.
• Frame output chip blown repeatedly.
• No picture. OSD OK .
• Distorted picture.
• After operating for a few minutes the TV switches to black and white then makes a rumbling noise. (part of circuit diagram displayed)
• No sound or vision, tuning searches but no signal present. (extract of circuit diagram attached)
• Rolls on some channels and certain picture content.
• Flyback lines and preset brightness level is wrong. (extract of circuit diagram attached)
• Trips a few times, then no function.
• PSU does not oscillate.
• E/W fault. (part of circuit diagram displayed)
• PSU chirps. LEDs flash.
• Channels change suddenly or random OSD.
• No picture and sound or picture is negative.
• Low contrast. when cold. Focus problems.
• Picture size incorrect. Change in size of raster. (extract of circuit diagram attached)
• Goes to black and white, sound shifts and groans, similar to tuner drift.
• Flickering, horizontal black lines over the picture.
• Fizzling at start-up. Switches to standby.
• Black picture, OSD OK, works fine after a while. No fault when cold.
• Slow start-up. Negative picture. intermittently. (+ extract of circuit diagram)
• No + B on the tuner.
• Line output transistor fails repeatedly. (with circuit diagram extract)
• PSU pulsates.
• Standby LED on for 2 secs then switches off. No start up.
• Errors on vertical and horizontal picture.
• Teletext is missing, page number only. (picture attached)
• Shuts down. after a few seconds. No LED lit.
• Picture is missing or video level reduction. (extract of circuit diagram attached)
• Intermittent colour. (service info for HANSEATIC -349002)
• Brightness varies. Flyback lines. (+ extract of circuit diagram)
• Streaks on picture, becomes dark and sometimes even switches off.
• Flickering colours. Flickering picture.
• Tuner drift in frequency. Channel search is impossible. CTV still indicates auto, channels run through but no memory.
• Buzz in audio. intermittently.
• No operating voltage in the vertical stage. (349002 HANSEATIC repair tip)
• Dead, only standby LED flashes 2 times repeatedly.
• Shuts down. after start-up.
• White streaks on picture and no visual lock on channel.
• Dark picture. Program display available. No reaction either to RC and to control panel.
• No reception.
• R807 burnt.
• The PSU hiccups constantly. (picture attached)
• O/W is defective.
• No picture, only snow. (picture attached)
• Tuner IF AGC fault. Distorted picture unable to lock. (with circuit diagram extract)
• No functions. Standby LED lit .
• Excessive vertical size.
• Intermittently no picture, no sound at switch over. Picture and sound OK via AV.
• Vertical fault.
• Approx. 2cm of picture are missing on the top edge. Stripes with bright background (linearity fault).
• White lines in the centre of the screen on unsynchronized channels.
• No picture (intermittently). (part of circuit diagram displayed)
• Poor linearity or geometry. Frame linearity fault. Usually only occurs in sets which are more than two years old. (picture attached)
• Circuit protectors PS601 and PS602 are open circuit.
• 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. (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.
• Horizontal jitter in picture (twitched picture) and sometimes vertical sync dropout after warming up.
• Venetian blinds via AV1. Stripes when switching from one programme site to another.
• No E/W correction. (picture attached)
• No raster.
• Dead. Comes on in standby when switched on from socket.
• Switches off by itself. after start-up.