809336 / BAUR [TV]

• PSU switches off with load at U95V. (with circuit diagram extract)
• Hotel mode. (809336 tip from BAUR)
• +9V supply modification. (part of circuit diagram displayed)
• White unmodulated raster. Picture missing. (picture attached)
• Only half a picture. (with circuit diagram extract)
• No picture. OSD OK . (809336 tip from BAUR)
• Blown chopper. (part of circuit diagram displayed)
• Secondary main power supply OK except +9V at 5.8V
• Green raster. Faint picture. Flyback lines.
• The TV cannot hold the picture.
• Green picture with retrace lines. After a few restarts picture OK.
• Difficult startup. Rattling sound from line output trafo. (service info for BAUR -809336)
• No +9V, line output stage is OK. (picture attached)
• To remove store/lock.
• Picture appears slowly.
• No operation.
• Failures in the power supply. (+ extract of circuit diagram)
• Only some programs with snowy picture can be tuned and on band 1 missing some programs. (with circuit diagram extract)
• Error messages indicated by front display flashing. (+ extract of circuit diagram)
• No picture and sound. Low hum intermittently, no function.
• No functions, hum in loudspeakers. (+ extract of circuit diagram) (service info for BAUR -809336)
• No colour in OSD.
• Low 5V to micro chip. (part of circuit diagram displayed)
• No tuning. Impossible to change analog control adjustments (brightness, sound, etc.). (part of circuit diagram displayed)
• How to reset microprocessor. (BAUR - 809336 information)
• Dead with whistling noise coming from power supply. (with circuit diagram extract)
• Does not stop on stations.
• No picture, only squeaks for a short time at switch on then no more functions.
• No tuning bar when install button pressed and set not in hotel mode. (part of circuit diagram displayed)
• Set dead with just 5V on the 95V line. Standby LED is on but set won't start. (picture attached)
• Quick hiccup. (with circuit diagram extract)
• Height excessive. Defective linearity. Field blanking. (picture attached)
• Line tearing. on lower half screen. (picture attached)
• Memory content dropout at positions 4 and 5.
• Does not start. Slight buzzing in loudspeaker.
• Comes on in standby. When program button pressed standby lamp blinks then goes off.
• Volume change with great fluctuations in brightness. (extract of circuit diagram attached)
• Replacement of surface mounted diode 6637. (+ extract of circuit diagram)
• Line output transistor running hot. (+ extract of circuit diagram) (809336 tip from BAUR)
• Vertical roll. (+ extract of circuit diagram)
• Streaks in picture. Picture pulls and rolls intermittently.
• No picture. (extract of circuit diagram attached)
• Line chirps intermittently. Appliance does not start. Only hum from loudspeakers.
• No horizontal synchronisation. (with circuit diagram extract)
• During picture changes sometimes a volume increase (plop) is heard. (part of circuit diagram displayed)
• Picture shifts. (extract of circuit diagram attached)
• Intermittent channel drift in UHF. Channel search OK. VHF OK.
• Poor sound, cannot be adjusted louder. When adjusting, sound cuts out. (extract of circuit diagram attached) (service info for BAUR -809336)
• Frame has shifted sideways. Appliance whistles and does not oscillate correctly. (extract of circuit diagram attached)
• Tuning drifts. only on certain channels (after a while).
• Set goes accidentally into hotel mode.
• Stations won't change. Picture and sound OK. Other functions OK.
• No colour. (part of circuit diagram displayed)
• No picture. No sound. Switching on and off from Standby OK.
• Stops at start up. (with circuit diagram extract)
• Dark picture. Audio OK .
• Skips channels during tuning. only on certain channels.
• No functions. Slow start-up. (extract of circuit diagram attached)
• To improve performance with prerecorded cassettes. (with circuit diagram extract)
• Picture is mostly green with flyback lines after 10 secs from switch on.
• No start up from cold and humming.
• Trips. (extract of circuit diagram attached)
• Picture shifted to the right. (picture attached)
• Line output stage only starts up for a short time. (with circuit diagram extract)
• The removal of leaded diodes. (picture attached)
• Lines across top of picture about 8" in first 100 lines. (+ extract of circuit diagram)
• Cannot change tuning or stored settings. (extract of circuit diagram attached)
• Modification at line transformer position 5530. (picture attached)
• Unregulated power supply. Pulsating picture and surging sound. (part of circuit diagram displayed)
• Picture passes out in the centre.
• No sound or picture. Low hum from speaker. (+ extract of circuit diagram)
• Wavy picture. on the right.
• Slight foldover at upper part of picture if appliance is switched on when cold. Fault disappears after few minutes. (extract of circuit diagram attached)
• Search jumps on UHF. (picture attached)
• Hums softly. (picture attached)
• Dead. At switch on the stand by LED flashes.
• No sound or raster. The 95V HT supply is present at the line output stage but there is no line drive. (part of circuit diagram displayed)
• No switch on after activating mains switch. Whistling noise. (picture attached)
• No function at switch on from standby. Switches to LOCK (hotel) mode. (with circuit diagram extract)
• Rolling or jittering picture. (part of circuit diagram displayed)
• Dead due to action of over voltage protection circuit.
• No function. Motorboating from PSU. TV starts up randomly. Intermittent fault. (service info for BAUR -809336)
• Right side of picture discoloured.
• Enable Hotel mode. Disable hotel mode.
• The fuse and the bridge diodes in the power supply blow.
• No OSD. Picture OK .
• Display goes to F1 a few seconds after switching the set on. (809336 BAUR repair tip)
• No freeze frame or intermittent freeze frame; no sound. (+ extract of circuit diagram)
• Modification to line transformer pos. 5530.
• Intermittently no picture and sound at switch on. Buzz from speaker. (picture attached) (BAUR - 809336 information)
• No start-up. (picture attached)
• Buzzing from PSU. when cold. (picture attached)
• No function. Standby-LED lights up. Appliance switches on but no picture or sound.
• No line start up; +95 available; +9V is about 4.5V. (with circuit diagram extract) (809336 tips)
• Programme tuning difficulty, stations shifted on tuning bar. (extract of circuit diagram attached)
• Loud chriping after switch on. It becomes lower after a short time.
• Skips channels during tuning. (part of circuit diagram displayed)
• Reluctant to start from cold (extract of circuit diagram attached)
• Noise in audio.
• No picture. No sound. Purring sound in loudspeaker. (with circuit diagram extract)
• Picture centering has shifted horizontally. No OSD.
• No power with abnormal sound. (+ extract of circuit diagram)
• Right hand side of screen has a line.
• No line output stage. (+ extract of circuit diagram)
• Dead. Low hum.
• Vertical line. on the right half screen. (part of circuit diagram displayed)
• No voltage from PSU. (extract of circuit diagram attached)
• Intermittent destruction of line o/p transistor. (extract of circuit diagram attached)
• Picture separating line appears. Whistling.
• No picture or sound but RCU works correctly. LED flashes when the handset is tried. (+ extract of circuit diagram)
• PSU check.
• Line output transistor TR7528 fails at switch on.
• Line tearing and rope effect.
• Line transistor 7528 blows within 1 sec. (+ extract of circuit diagram)
• Green screen with flyback line. No picture. OSD OK.
• Stored channels drift off tune briefly after switch on. Crackle in sound.
• Excessive HV. after a while.
• Slow start up of power supply. (+ extract of circuit diagram)
• Dead. Low level buzz from loudspeaker. (part of circuit diagram displayed)
• Intermittently narrow picture, but corrects itself shortly after.
• No tuning. No channel lock. (part of circuit diagram displayed)
• Sound goes to max. intermittently and HT varies. (part of circuit diagram displayed)
• Memory loss. (picture attached)
• No start up. No standby. Attempts to start up, but fails.
• Green screen with flyback lines. Green oscillations. Noise as if HV leaky on picture tube base. (+ extract of circuit diagram)
• "Store" key does not work. (picture attached)
• Production change to line drive. (with circuit diagram extract)
• Does not switch on. LED is lit in standby. If appliance is switched on with RC, LED switches off.
• CRT types.
• Line out of phase. Black band in centre of screen. No colour.
• Horizontal white line.
• Stuck in hotel mode.
• Dim picture with Hanover bars visible. (part of circuit diagram displayed)
• Dead. Strange noises from PSU/ line output transformer. (+ extract of circuit diagram)
• The remote control only controls the volume and sound-stop. No function with On-Off and channel change-over, although the display for the operation flickers.
• Picture fails for a short time. (+ extract of circuit diagram)
• Blank or green raster. Flyback lines. Faint picture or normal picture. (with circuit diagram extract)
• No function, starts up from standby, then goes out.
• Dead set. Tries to start.
• Settings do not stay in position.
• No regulation. (part of circuit diagram displayed)
• Menu rolling. (extract of circuit diagram attached)
• Colour flickers. No colour. after a while. (with circuit diagram extract)
• Vertical vibration in cold condition of set.
• Doesn't tune stations correctly. When cold, crossed lines on low UHF channels. (picture attached)
• No function. When switching on with RC, standby LED lights up. (with circuit diagram extract)
• Lines on picture after approx one hour. It consists of a band of bright white lines about two inches wide. (picture attached)
• High voltage transistor defective after a while.
• Intermittently dead. (extract of circuit diagram attached)
• Picture only in two bars in upper screen section, the rest is dark. (extract of circuit diagram attached)
• Does not regulate +95V. (809336 tips)
• No line output. (service info for BAUR -809336)
• Field foldover at switch on from cold. Effect disappears when appliance warms up. (+ extract of circuit diagram)
• Stops working every 2 or 3 hrs. Only starts again after switching off and on again.
• Line output transistor becomes warm and in the course of time it becomes defective. (+ extract of circuit diagram)
• Red picture. Flyback lines.
• No switch on. Weak whistling noise from PSU. LED is OFF.
• Microcomputers and screening plate.
• Dead. (extract of circuit diagram attached)
• After working normally for a while the TV blocks in any position. The functions do not work.
• Defective IC7103 SV-production. (extract of circuit diagram attached)
• Poor synchronisation. (+ extract of circuit diagram)
• Blank raster. No audio. after a while. (with circuit diagram extract)
• No functions. after start-up (intermittently).
• Replacing the EAROM. (part of circuit diagram displayed)
• Smeary, washed out picture with bent verticals. (extract of circuit diagram attached)
• Appliance will not switch on at times, but hums in the power supply section.
• Initial volume-level is higher than the maximum Hotel-Mode setting. (service info for BAUR -809336)
• Programme channel search cannot be called up.
• Green screen and at other times no tuning. (with circuit diagram extract)
• Picture shifted to the left. intermittently. Line tearing. intermittently. (with circuit diagram extract)
• Does not start up. Light buzz from loudspeaker. Standby LED produces one brief blink. (BAUR - 809336 information)
• Line down middle of screen. (+ extract of circuit diagram)
• Appliance does not function with standby light flashing.
• No tuning. (picture attached)
• No start up, just a buzzing noise in speakers. (extract of circuit diagram attached)
• Excessive brightness.
• No sound. Picture OK. After a short time TV stops. High frequency noise from PSU. (+ extract of circuit diagram)
• Cannot be programmed and search does not function. Only limited volume adjustable.
• Intermittently dead. after start-up.
• Green picture. (part of circuit diagram displayed)
• Print with linearity coil pos. 5800.
• Enter service mode. (BAUR - 809336 information)
• Line output stage does not start up. (picture attached)
• +B very high. (with circuit diagram extract)
• Set comes on in store lock mode. (part of circuit diagram displayed)
• Blank raster. OSD OK .
• No transmitters to adjust and the sound is not controllable.
• Reduced vertical size. at top.
• Colour disappears with VCR-scan (picture search). (+ extract of circuit diagram)
• Dead. Only hum from speakers. (+ extract of circuit diagram)
• Set won't tune to high frequency channels and lower frequency channels appear to be higher. (part of circuit diagram displayed)
• Occasionally appliance does not switch on from standby. No further functions are possible.
• No picture (when cold).
• Bright picture. Flyback lines. (809336 tip from BAUR)
• Dead. Low frequency noise on sound. (809336 tips)
• Whistle.
• Intermittent colour. (809336 BAUR repair tip)
• Power supply does not oscillate. (+ extract of circuit diagram)
• U743 tuner replacement. (part of circuit diagram displayed)
• The switched-mode power supply cannot be loaded.
• Whistling from PSU. (part of circuit diagram displayed)
• Humming, motor noise and other unusual noises. Normal picture.
• After replacement of the line output transistor BUT12, picture with trapezoid effect, BUT12 overheats and goes defective again. (part of circuit diagram displayed)
• Random breakdown of line output transistor. (+ extract of circuit diagram)
• No start-up. Buzzing from speakers and working noise of PSU.
• No switch on. Low noise on sound. (with circuit diagram extract)
• Loosing colour during play-back of a video tape. (with circuit diagram extract)
• Field collapse normally with blank picture. (extract of circuit diagram attached)
• Description of SMPS. (+ extract of circuit diagram)
• SOPS defective. (part of circuit diagram displayed)
• Chopper inoperative. (picture attached)
• New infra red receiver.
• New IR receiver.
• Interference in audio. Interference in picture. (part of circuit diagram displayed)
• Correction to service manual LOT winding.
• Searches for channels continuously. (extract of circuit diagram attached)
• Intermittent green picture, channels cannot be programmed. (extract of circuit diagram attached)
• Error codes.
• Noise in sound. Mute does not function.
• Becomes defective immediately after switch on.
• 10V on 95V line. (part of circuit diagram displayed)
• No standby, humming and standby LED blinks.
• Switches off by itself. after a while. (picture attached)
• Very slight vertical foldover with interferences similar to EHT arcing, especially on very white scenes.
• No picture and sound intermittently after switch-on. Buzz sound from speakers. (with circuit diagram extract)
• Picture displays lines and strange foldover effect at centre.
• Low audio. (with circuit diagram extract) (service info for BAUR -809336)
• Tuning drifts. only on certain channels.
• Volume varies. depending on picture content. (part of circuit diagram displayed)
• When switching on, only a 10cm stripe on top of screen, the rest of screen is black with flyback lines. After a while, stripe becomes wider. (+ extract of circuit diagram)
• Trips. at start-up (intermittently). (part of circuit diagram displayed)
• Protection device (thyristor THY6641) is triggered at switch on. (+ extract of circuit diagram)
• Stuck in standby. (picture attached)
• No tuning, no remote volume control. (with circuit diagram extract)
• Local controls inoperative.
• The picture is slightly yellow, flyback lines. Slightly noisy, no own recording possible.
• Line tearing, especially with bright scences. (with circuit diagram extract)
• Green picture. after warm-up. Lines in picture. after warm-up. Does not change channels.
• Dead, very slight whistle from PSU.
• Sound increases intermittently or "pops", especially during bright scenes. (with circuit diagram extract)
• Green picture after few hours, intermittently fault disappears for short while when switching from a station to another. Strange characters in OSD.
• Tuning drifts. (picture attached)
• Does not switch on, standby LED OK.
• Set does not retune or program etc
• PSU does not start up, if appliance was switched off for a day. Appliance functions after short switch on/off. (picture attached)
• Poor synchronisation. when cold. (part of circuit diagram displayed)
• After switching on the CTV "EXT...1.2.3..." appears on the screen.
• Does not start up at once from cold.
• No voltage from PSU, computer does not work. (part of circuit diagram displayed)
• Store lock on the appliance.
• Control micro processors.
• No output from the chopper power supply which uses a junction FET, whose gate and source are at 12V while 300V is present at the drain. (part of circuit diagram displayed)
• No HT from chopper circuit. (part of circuit diagram displayed)
• Intermittent colour and intermittent dark vertical bar on picture.
• Connection of the loop system to the TV. (809336 tip from BAUR)
• Spurious nonsense OSG. Goes to standby after 0.5-2hrs. Loss of tuning.
• No vertical deflection. (part of circuit diagram displayed)
• Sometimes when turned on, green screen only with flyback lines, at other times no tuning and channel will not change. (extract of circuit diagram attached)
• The tone (sound) tunes well, but the volume cannot be raised.
• No colour and vertical black bar across screen.
• Buzz in audio (intermittently). (picture attached)
• No HV.
• Dark picture. (BAUR - 809336 information)
• Vertical size varies. intermittently.
• Programming unoperational. Limited sound adjustment possible. (809336 tip from BAUR)
• Reduced horizontal size. (+ extract of circuit diagram)
• Turns on automatically. No RC or front panel controls. (809336 tips)
• Tuning menu can not be called. All other functions OK.
• Microprocessor screening plate. (part of circuit diagram displayed)
• Drive for high voltage missing. (picture attached)
• No picture. TXT OK . (+ extract of circuit diagram)
• Line output stage does not function.
• Appliance is dead with standby LED flashing after a few seconds. (extract of circuit diagram attached)
• Defective purity.
• After operating for one hour it is no longer possible to switch over programmes not even from the front panel. Appliance must be switched on and off then it is possible to change channels.
• Fizzling sound from speakers at start-up and intermittently picture jagged.
• No picture. No audio. (extract of circuit diagram attached)
• Two lines going around. (+ extract of circuit diagram)
• No picture. Audio OK .
• No start-up. when cold. (picture attached)
• Power supply fault finding. (with circuit diagram extract)
• Appliance can not be programmed. Search does not function. Only limited volume control.
• Tuning drift, when it is hot the tuning is lost on channel change.
• Buzz in audio. No picture. (809336 BAUR repair tip)
• White screen with flyback lines. Excessive brightness which increases until PSU switches to protection mode. (part of circuit diagram displayed)
• Slow start-up.
• Buzzing sound then switches off.
• No power supply start up in loaded condition (eg. with lamp).
• 6613 type change. (part of circuit diagram displayed)
• Reluctant to start up from cold. (809336 tip from BAUR)
• Enable Hotel mode.
• Slow hiccup (extract of circuit diagram attached)
• Adjustment of +95V. (+ extract of circuit diagram) (BAUR - 809336 information)
• No functions. Standby LED flashes. Relay switches to ON.
• Picture shifted horizontally. (picture attached)
• Vertical amplitude cannot be fully adjusted, TXT lines can be seen. (part of circuit diagram displayed)
• Squealing from PSU.
• Vertical collapse. (extract of circuit diagram attached)
• Connection of a loop system to the TV.
• Tripping. (picture attached)
• Excessive vertical size.
• Excessive horizontal size.
• No start-up. Standby LED flashes .
• Blue picture. Coloured lines.
• Sound returns gradually after channel change. (+ extract of circuit diagram) (809336 tip from BAUR)
• No tuning possible, F2 appears on bottom of picture and S1 on top.
• Volume can't be tuned down. No tuning with RC. (picture attached)
• No or intermittent start-up. (part of circuit diagram displayed)
• Poor reproduction of copy protected tapes. (part of circuit diagram displayed)
• No SOP supply. (+ extract of circuit diagram)
• Hotel Mode activates by itself. (picture attached)
• No picture, sound ok but on turning up A1 control, frame collapse. (extract of circuit diagram attached)
• Hazy flickering picture at top. (+ extract of circuit diagram)
• No channel search. No OSD. (+ extract of circuit diagram)
• Dead. Power LED is OFF (ON in standby). Hissing from PSU.
• No tuning. only on certain channels. (service info for BAUR -809336)
• No functions. Sound buzzes in loudspeaker. (part of circuit diagram displayed)
• No start-up. intermittently (when cold). (part of circuit diagram displayed)
• Picture is faint with hanover bars. (+ extract of circuit diagram)
• Dead. Only standby-LED works. Responds to TURN ON command, but no image and no sound.
• Line output stage TS7528 is defective. (+ extract of circuit diagram)
• Service manual correction. (with circuit diagram extract)
• Picture is poor with rippling on verticals. (part of circuit diagram displayed)
• No frame or short frame. (with circuit diagram extract)
• LED flashes once, then gurgles. (extract of circuit diagram attached)
• Dim picture with Hanover bars.
• No function. Standby LED flashes briefly. (with circuit diagram extract) (809336 BAUR repair tip)
• Will not tune, drifts, colour disappears or interference on a certain channel. (e.g. channel 5 and 59)
• Comes on for a short time.
• Line output transistor fails repeatedly. (part of circuit diagram displayed) (service info for BAUR -809336)
• Blank raster. Flyback lines. (picture attached)
• Intermittent audio and picture. (picture attached)
• Bright flash on screen. No picture or sound. (+ extract of circuit diagram)
• No start-up. intermittently.
• Switches to standby. (with circuit diagram extract)
• The following production changes were introduced to prevent the set coming on in the store lock mode when switched on from standby. (with circuit diagram extract)
• Standby LED lights up and switches off at power on. Appliance will not start up.
• No functions. when cold.
• Standby just pulsing.
• Programs and PP-settings cannot be changed.
• LED does not flash. Slight buzz in appliance. (picture attached)
• Does not shut down (when cold). (809336 tips)
• Bright flash on screen and no picture or sound after a few minutes. (part of circuit diagram displayed) (809336 tips)