309112 / OTTOVERSAND [TV]

• Bright picture. Flyback lines. (picture attached)
• Chopper transistor S/C. (with circuit diagram extract) (OTTOVERSAND - 309112 information)
• G2 voltage missing.
• Intermittently set will not come on either from switch on or from standby. May work correctly for several days then not come on. (extract of circuit diagram attached) (309112 tip from OTTOVERSAND)
• Volume and muting controls not responding but OSG show operation correctly.
• Power supply does not start up, nor with lamp on 135V. (part of circuit diagram displayed)
• Switches to standby. at start-up.
• Motorboating noise from speakers. in standby. (OTTOVERSAND - 309112 information)
• R807 burnt.
• Cramped raster. (extract of circuit diagram attached)
• 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.
• Dead. Comes on in standby when switched on from socket.
• 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. (extract of circuit diagram attached)
• When tuning after finding the desired channel, if you press the memory button everything disappears instead of fixing the picture.
• Spontaneously goes to AV-2.
• 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. (part of circuit diagram displayed)
• No picture. on the right. No E/W correction.
• 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.
• R624 is unsoldered. No obvious s/c. Primary HT is ok. (extract of circuit diagram attached)
• Red standby LED flashes constantly after switch on. If it is switched on with RC, LED goes out, but appliance does not start.
• Interference in TXT. Searches picture but random characters. Some lines OK.
• Hiccups after a few mins (picture folds over). Power supply voltage seems to collapse. Continues to do so, nothing seems to become hot.
• New program no. is displayed after program switch-over, but no reception, not even at scart socket output.
• No picture. intermittently. (extract of circuit diagram attached)
• Switches off straight away again after switching on. (extract of circuit diagram attached) (309112 OTTOVERSAND repair tip)
• No audio. No picture. (picture attached)
• Blue picture. Flyback lines.
• 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.
• When changing channels the picture goes blank. (picture attached)
• No power on AC. The majority of flyback transformers changed are not faulty.
• Picture severely cramped at the bottom of the screen and stretched at the top. (+ extract of circuit diagram)
• Intermittent Nicam sound dropout or crackling, set going off tune, picture going dark or negative.
• Red picture. Dark screen. after a while.
• Rolls on some channels and certain picture content.
• After a while, picture becomes dark and dragged (like when it is out of adjustment). (with circuit diagram extract)
• Only snow on channel 2 and 3 (band VHF1).
• No raster. No OSD. (+ extract of circuit diagram)
• Line tearing. (+ extract of circuit diagram)
• Vertical collapse. intermittently.
• Vertical lines have shifted zigzag to the left and right after warming up.
• Power supply starts up but immediately switches off. (+ extract of circuit diagram)
• A humbar appears in the picture when there is low brightness. Intermittent picture roll.
• Fizzling at start-up. Switches to standby.
• Switches off. No standby display.
• Drifting after a certain time.
• No start-up from standby.
• Line transformer starts up for 2 secs then stops. Power supply voltages ok. (picture attached)
• Memory loss. after a few minutes.
• Horizontal line or black stripe in upper part of picture. Distorted vertical deflection.
• 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)
• Blank raster. Flyback lines. (part of circuit diagram displayed)
• No picture (intermittently). (+ 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.
• Poor tuning at switch on. Tuning OK after approx 30 secs. (309112 OTTOVERSAND repair tip)
• Poor focus.
• Flickering colours. Flickering picture.
• Channel search ok in UHF and VHF but impossible to store channels. (+ extract of circuit diagram)
• No + B on the tuner.
• No TXT. (+ extract of circuit diagram)
• Screen very white, scart is OK. Picture and sound ok in station search. After PB again completely white and no sound.
• Bright red raster. (extract of circuit diagram attached)
• R807 blows intermittently every couple of months on the G2 circuit.
• Picture rolls. Dark picture. intermittently.
• Poor convergence.
• TV OK after a few days at rest then after 2 minutes power supply crackles and stops.
• Dead. Standby LED flashes .
• Switches to standby. after a while.
• No reception.
• After pressing main switch, PSU makes 4 attempts to start and then stops.
• Impossible to memorize the channels, the other functions are normal. (with circuit diagram extract)
• Loss of power supply.
• Poor frame linearity at start up and screen compressed in the middle for 5 minutes.
• No reception after approx. 5 mins after switch over. Search is on UHF end. Program ok at switch on.
• TXT switch-over is defective. Only TXT characters, or intermittently only TV picture available.
• Goes to black and white, sound shifts and groans, similar to tuner drift.
• D803 heats up and is leaky. (extract of circuit diagram attached)
• Searches for channels continuously. intermittently. (OTTOVERSAND - 309112 information)
• Jagged picture. (+ extract of circuit diagram) (OTTOVERSAND - 309112 information)
• Appears dead but blank raster if brilliance increased.
• PSU pulsates. (OTTOVERSAND - 309112 information)
• Standby LED on for 2 secs then switches off. No start up.
• Defective field linearity.
• PSU does not oscillate.
• Poor linearity. at top.
• No raster.
• No MONO audio.
• Flickering horizontal lines.
• Intermittent drift.
• No functions. (picture attached)
• Horizontal line or black band at upper picture part. Distorted vertical deflection.
• Switches off by itself. in standby (after a while).
• To confirm that the power supply is working.
• No start-up. Protection mode activated. (extract of circuit diagram attached)
• Automatic channel search does not stop. Picture is black/white in operation.
• Dark picture. after warm-up (intermittently).
• Black screen. Displays "N" for programme. Via scart also.
• Flyback lines through a weak picture with too much brightness.
• R807 (1K) burns as soon as appliance starts up.
• Smearing in picture. Low brightness. (picture attached)
• Standby LED lights up after a while. No switch on. (extract of circuit diagram attached)
• Buzz in audio. intermittently.
• Flyback lines. at top. (extract of circuit diagram attached)
• Power supply trips approx 3 times, then goes dead. (309112 tip from OTTOVERSAND)
• PSU chirps. LEDs flash.
• Picture rolls. Poor picture. (with circuit diagram extract)
• No picture, only snow. (+ extract of circuit diagram)
• Trips then attempts to start three times. (picture attached)
• Switches to PAL after a long time or no sound and no RC.
• Switches off by itself. after a while.
• No picture. Audio and OSD OK . (part of circuit diagram displayed)
• OSD is green. Streaking in picture.
• Linearity error.
• No colour (intermittently).
• O/W is defective.
• No synchronisation.
• No functions. after lightning strike. (picture attached)
• Destroy of R807.
• Errors on vertical and horizontal picture.
• No oscillation at start up.
• Picture fades out but comes back slowly with auto grey scale correction visible if hit.
• The whole picture was covered by fine,shimmering horizontal black lines. (extract of circuit diagram attached)
• Pulse on the collector of the line power transistor but stops immediately. 135V is correct. Supplies in 15V. (extract of circuit diagram attached)
• All (-) keys inoperative.
• Tripping.
• Negative picture. intermittently.
• Low contrast. when cold. Focus problems.
• Reduced vertical size. at top. Flyback lines.
• Appliance buzzes in standby. It is OK in operation.
• Dead. Trips. (part of circuit diagram displayed)
• Shuts down.
• Drifting. (extract of circuit diagram attached)
• LED flashes for a few seconds then appliance goes dead. (part of circuit diagram displayed)
• Poor vertical linearity.
• Picture fails or is distorted intermittently. Via scart OK. Knock sensitive.
• Reduced vertical deflection. Poor vertical linearity.
• Occasionally picture is distorted and there is no contrast. (+ extract of circuit diagram)
• Shuts down after approx 20 mins with standby light flickering. No RC operation.
• Black screen. Sound OK. Loud crackle in speakers at switch off with RC.
• Picture drifting after a certain time.
• Sound and picture disappear when hot. Only display remains at channel switch over. OK when cold.
• Black picture with programme indication after approx 15 mins. Snow briefly when switched from TXT to TV.
• No picture and no sound. Red LED lights up when changing channel. Noise from appliance when switching TV off.
• Appliance is dead, rise in EHT then the appliance breaks down. (with circuit diagram extract)
• No picture. R807 (1K/1W) heats up.
• Sometimes channels run though and remain in PAL B-G. Controls ok when tuning. (part of circuit diagram displayed) (309112 OTTOVERSAND repair tip)
• Intermittent colour.
• Loss of picture and/or sync. (part of circuit diagram displayed)
• Occasional popping noise from loudspeakers. (309112 tip from OTTOVERSAND)
• No picture. (part of circuit diagram displayed)
• Picture runs through and is intermittently negative.
• Drifts after a few mins. No search possible when fault present. (part of circuit diagram displayed)
• No aerial, ok in scart. Search ok but does not stop. When cold only some sound for 3 or 4 secs.
• 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)
• No picture. intermittently. Intermittent audio.
• No picture and sound or picture is negative.
• No E/W correction. (picture attached)
• No power supply (+290V is present).
• Poor linearity. at bottom.
• Green picture. Retrace lines.
• No HV.
• Noise in stand-by mode. (picture attached)
• 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. (OTTOVERSAND - 309112 information)
• Reduced vertical and horizontal size.
• Switches on, EHT present momentarily then set switches off. (+ extract of circuit diagram)
• Drop out. (+ extract of circuit diagram)
• Vertical collapse. (with circuit diagram extract)
• Station adjustment de-tunes intermittently, especially on program site 1.
• Excessive horizontal size. Pincushion distortion.
• After operating for a few minutes the TV switches to black and white then makes a rumbling noise. (with circuit diagram extract)
• Dead. after a few seconds.
• Trips a few times, then no function.
• Reduced horizontal size. Pincushion distortion.
• Dark picture. OSD and TXT OK .
• Synchronisation is poor, field roll and drifting AFC. (+ extract of circuit diagram)
• Trips. (OTTOVERSAND - 309112 information)
• TV picture remains in TXT mode and does not change channels.
• Dark picture. (picture attached)
• Tuner IF AGC fault. Distorted picture unable to lock. (+ extract of circuit diagram)
• Green component of picture varies or none at all. (picture attached)
• Functions correctly for 10-15 mins, then at channel change screen becomes black and sound is absent. OK via scart.
• Flickering, horizontal black lines over the picture.
• Circuit protectors PS601 and PS602 are open circuit.
• Drifs off tune, search tunes up but not down.
• Channels change at random.
• Noise bar. (extract of circuit diagram attached)
• No picture. Sound ok. Screen is red or sometimes red before picture failure.
• Reduced vertical size. when cold. (309112 OTTOVERSAND repair tip)
• E/W fault. (picture attached)
• Black, horizontal lines in the picture.
• Poor picture in band I and III (channels 2 and 4)
• 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.
• Horizontal jitter. Picture rolls. intermittently (after warm-up).
• One colour cuts out or picture gets darker.
• Shuts down. after start-up.
• No TXT. intermittently.
• Approx. 2cm of picture are missing on the top edge. Stripes with bright background (linearity fault).
• Right side of picture is dark. Pincushion fault on the left.
• Appliance failed with a violent flash on screen and ominous fizzing noise.
• Intermittent loss of video preceded by a broken up negative picture.
• Impossible to receive L standard without thermal tube noise. B/G standard is received but search does not stop.
• Picture drifts on all channels. (picture attached)
• Frame output chip blown repeatedly.
• 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.
• White line. at bottom.
• Intermittent no picture. Blank raster not even channel display. (with circuit diagram extract)
• No brightness.
• Top of picture elongated. Bottom OK.
• No functions. Standby LED lit . (309112 OTTOVERSAND repair tip)
• No vertical deflection.
• Switches off by itself. (309112 tip from OTTOVERSAND)
• No or intermittent start-up.
• No picture. after warm-up.
• Does not decode Canal Plus on scart 1. (OTTOVERSAND - 309112 information)
• Switches to protection mode.
• Slow start-up. Negative picture. intermittently. (with circuit diagram extract)
• Dark picture. Program display available. No reaction either to RC and to control panel.
• Streaks on picture, becomes dark and sometimes even switches off.
• No response to RC: incorrect functions in VOL+ and PROGRAMME-. Picture appears slowly and vertical lines are warped. (part of circuit diagram displayed)
• Faint/intermittent picture. (+ 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.
• Picture disappears after approx 2 mins. First colours start to roll and sound disappears. (part of circuit diagram displayed)
• Picture is distorted when brightness is adjusted. (Zoom effect).
• Starts up. LED does not flash.
• No horizontal synchronisation. No vertical synchronisation.
• No video signal on CRT for 3-4 mins at start up from warm or cold. Picture appears with flyback lines. (+ extract of circuit diagram)
• 4A fuse blows on PSU. (309112 tips)
• Screen flashes with smearing then eventually goes blank. (+ extract of circuit diagram)
• PSU does not start up. No standby. Degausssing is audible.
• Stuck in standby. LED blinks .
• Appliance not functioning, burnt R807. (+ extract of circuit diagram)
• When high brightness signal is received through the front Y/C socket, field synchronisation becomes unstable. (309112 tip from OTTOVERSAND)
• Dark screen and no sound in UHF and negative picture in VHF after working for a few hours or days.
• Intermittent TXT contrast variations. (OTTOVERSAND - 309112 information)
• No RC functions. (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. (part of circuit diagram displayed)
• Intercarrier hum by bright picture.
• No picture. Sound ok. CRT heaters lit. (part of circuit diagram displayed)
• Shuts down. intermittently.
• EHT rises then falls, appliance goes dead.
• No or poor sync.
• Blank screen.
• Picture appears slowly. Audio OK .
• Picture too small. at top.
• No sound or vision, tuning searches but no signal present. (+ extract of circuit diagram)
• Noisy and distorted sound.
• No signal. via RF output.
• M58655P blows at switch on. 5V ok, -33V slight pollution on pin 2, ok on other side of R062. CLOCK and DATA ok. (OTTOVERSAND - 309112 information)
• Brightness varies. Flyback lines. (part of circuit diagram displayed)
• R807 o/c. D803 s/c. Value of R807 and D803.
• Picture takes longer and longer to come on. Come on instantly if A1 control is turned up or down.
• Intermittent picture roll. Then picture is negative and occasionally no picture.
• Picture disappears leaving only channel number. (part of circuit diagram displayed)
• Trips once then dies.
• Intermittent voltage at secondary PSU.
• Arcing.
• Scart plug 1 does not work. Neutral screen with symbol 1 displayed on screen during Canal Plus or when VCR is in PB.
• No power supply on jungle-IC, no drive pulses on the line transistor. (309112 OTTOVERSAND repair tip)
• At programming the stations brightness varies in the same time with blinking program display.
• Service information. Details of nicam adaptable sets.
• Vertical roll.
• Small screen, only 10cm.
• Negative picture.
• No horizontal deflection. (with circuit diagram extract)
• Stretched field.
• Hum in audio. in standby.
• No volume control by RC and front panel but OSD works. (with circuit diagram extract)
• Picture and sound fail. (with circuit diagram extract)
• Picture hardly visible or too dark. Videotext and OSD OK.
• Stretched field scan from centre to top of screen with no field scan from centre to bottom.
• Lines in picture.
• Noisy transformer. Standby noise from srt. (picture attached)
• No picture. OSD OK .
• No vertical sync if picture has strong contrast.
• White screen. Scart OK. At channel search, picture and sound are OK. After storing, picture white again and no sound.
• Trips. at start-up.
• Distorted picture. Low contrast. Fault occurs intermittently. .
• Sound becomes louder, sound crackles, OSD also changes.
• Picture is missing or video level reduction. (part of circuit diagram displayed) (service info for OTTOVERSAND -309112)
• Fails completely or switches to stand-by and tries to start intermittently.
• Starts up at Power On then switches off immediately after. It takes 2 or 3 minutes to start up again.
• Field striations across the top of screen.
• Tuner drift in frequency. Channel search is impossible. CTV still indicates auto, channels run through but no memory.
• 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. (picture attached)
• No subtitles with the "Subtitles for the hard of hearing" decoder.
• Picture reduced vertically and horizontally. The remaining 2/3 is black. Sound OK.
• Negative picture. when cold.
• White streaks on picture and no visual lock on channel.
• Only snow at band I operation.
• Dark/blurred/no picture. Smell of burning
• No synchronisation. when cold.
• Takes too long to start up. After approx. 10 min. starts up suddenly.
• Vertical fault.
• Reduced vertical size. (with circuit diagram extract)
• Picture ok on switch on but no text after a few minutes. Picture goes to black raster. (extract of circuit diagram attached)
• Lines in picture. on the left half screen. (part of circuit diagram displayed)
• Dark screen. (with circuit diagram extract)
• Voltage switches on for a short time and switches off again. (picture attached)
• Horizontal roll.
• No operating voltage in the vertical stage.
• UHF search is correct but no channel memory. (with circuit diagram extract)
• Line output transistor fails intermittently. (with circuit diagram extract)
• Shuts down. after a few seconds. No LED lit.
• The tuner drifts out of tune after working for 5 minutes.
• Appliance goes dead after approx 1 second. (with circuit diagram extract)
• Distorted picture.
• High voltage is built up, then goes off immediately.
• Shuts down (after a few seconds). (service info for OTTOVERSAND -309112)
• Picture size incorrect. Change in size of raster. (extract of circuit diagram attached)
• Low brightness and orange coloured picture. (309112 OTTOVERSAND repair tip)
• No function. Pulsates and standby LED lights up approx. 3 times, then no function.
• No picture. LED flashes twice .
• Black screen.
• The appliance intermittently drifts out of frequency.
• Incorrect tuning or goes to muting.
• Channels change suddenly or random OSD.
• Loss of picture after some time when switching channels. (part of circuit diagram displayed)
• No picture and sound sync. Picture goes black and white. No channel tuning in search.
• Picture reduction at the bottom.
• The appliance makes a noise during standby. (+ extract of circuit diagram)
• No audio. OK via SCART . (service info for OTTOVERSAND -309112)
• Distorted audio.
• Tuner drifts after 10 mins and then fails after a short time. (service info for OTTOVERSAND -309112)
• No picture channel. OSD OK.
• No picture. Audio OK . (with circuit diagram extract)
• Picture goes dark then disappear but OK when warm.
• The PSU hiccups constantly. (extract of circuit diagram attached)
• Line output transistor fails repeatedly. (with circuit diagram extract)
• Venetian blinds via AV1. Stripes when switching from one programme site to another.
• White lines in the centre of the screen on unsynchronized channels.
• Dead, only standby LED flashes 2 times repeatedly. (OTTOVERSAND - 309112 information)
• Snowy effect on all programmes. (309112 OTTOVERSAND repair tip)
• No channel available after changing channel. Ok when appliance cold. (+ extract of circuit diagram)
• Green OSD, streaking.
• Channels slightly drift off tune after short time, then noise in sound and no colour. (309112 tips)
• Defective On/Off LED. Loss of LED from standby. Cannot be started up again.
• Burning smell. (extract of circuit diagram attached)
• Teletext is missing, page number only. (+ extract of circuit diagram)
• No NICAM.
• No audio. intermittently. (OTTOVERSAND - 309112 information)
• There is a problem with mono/stereo identification when receiving a stereo transmission (PAL B/G).
• Horizontal jitter in picture (twitched picture) and sometimes vertical sync dropout after warming up.
• 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.
• New type of stand-off resistor.
• Flyback lines and preset brightness level is wrong. (extract of circuit diagram attached)
• Stuck in standby. (picture attached)
• No G2 power supply.
• No synchronisation. intermittently. (part of circuit diagram displayed)
• Dead. after lightning strike.
• Slow start-up. when cold.
• No brightness. intermittently.
• Switches off by itself. after a few seconds.
• Negative picture when cold and/or lines on all channels.
• Distorted picture. Top is stretched, foldover at bottom.
• No vertical and horizontal sync. Lines only and picture running.
• Excessive brightness. Flyback lines. (extract of circuit diagram attached)
• 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.
• Intermittent loss of picture/sound. Fault could be produced when main panel flexed. (+ extract of circuit diagram)
• No picture, no sound or fails when warm.
• Raster bowed at the sides, with only the left hand quarter picture showing. (picture attached)
• Intermittently dead. (+ extract of circuit diagram)
• Horizontal lines. (part of circuit diagram displayed)
• Line in picture, at 1/3 from top of screen. (OTTOVERSAND - 309112 information)
• Excessive vertical size.
• Switches off by itself. after start-up.
• No start-up (intermittently).
• Mains fuse blows instantly. (with circuit diagram extract)
• Set stuck on channel 11 and no response to either the front controls or the remote control unit.
• No horizontal synchronisation.
• Black picture, OSD OK, works fine after a while. No fault when cold.
• Poor linearity or geometry. Frame linearity fault. Usually only occurs in sets which are more than two years old. (+ extract of circuit diagram)
• Vertical fault. Reduced vertical size. after a while.
• Linearity fault. Upper section of picture is too wide and lower section compressed. (OTTOVERSAND - 309112 information)
• Brief HT after switch on then switches off.
• Jagged picture effect, the picture is broken into sawteeth or wriggles in a random way. Fault can be intermittent. (+ extract of circuit diagram)
• No picture. No channel storing. (with circuit diagram extract)
• Picture covered by a fine shimmering, black lines.
• Programming the basic values after exchanging the memory IC SDA 2546
• Various dry joints in the HF unit, on the base chassis in the PSU, of the line output stage, on the voltage stabilising ICs.
• Intermittently no picture, no sound at switch over. Picture and sound OK via AV.