809096 / BAUR [TV]

• Does not function well. Wrong characters on screen. (+ extract of circuit diagram)
• No synchronisation. (extract of circuit diagram attached)
• No sound and "F7" on OSD, OK after 20 mins.
• Faulty OSD.
• F5 Error on sets with satellite RX.
• Picture is missing, LED displays F4. (extract of circuit diagram attached)
• Only chroma lines in VCR.
• Squealing from PSU.
• F7 error clears after a few minutes. (+ extract of circuit diagram)
• White screen. (+ extract of circuit diagram)
• Shuts down. after a while.
• No OSD. (extract of circuit diagram attached)
• Picture becomes dark from time to time, cannot be adjusted. (+ extract of circuit diagram) (809096 BAUR repair tip)
• Stuck on channel 8. No front controls or R/C operations. Standby LED flashing. (picture attached)
• No E/W, oscillation wide in narrow field on right side.
• No or poor synchronisation.
• No functions. after a few minutes.
• Stops when warm. Display shows F7. (809096 BAUR repair tip)
• Trips few mins after switch on, increasing in speed until popping approx twice per sec. (extract of circuit diagram attached) (809096 tips)
• Intermittently F4 appears. Dark picture.
• After a few hours there is a slight reduction of brightness. When changing channel manually the display reads F4 or F7. (part of circuit diagram displayed)
• Hum in audio. Horizontal lines.
• The BUT11AF is destroyed after some time. (picture attached)
• Low HV. intermittently. (+ extract of circuit diagram) (809096 BAUR repair tip)
• The raster pulls. (with circuit diagram extract) (service info for BAUR -809096)
• Protection IC7380 BB panel.
• No text, F7 displayed. (+ extract of circuit diagram)
• Intermittent fuse blowing, blows BUT11AF. (part of circuit diagram displayed)
• Tuned stations change constantly in the upper tuning areas VHF (B III) and UHF.
• The output transistor of the power supply is defective. BUT11AF, BUT18AF or 2SC3973B. (picture attached)
• Poor functioning of RC receiver at switch on from standby. RC must be close to IR receiver.
• To loop the video through not using circuitry on satellite RX.
• Snowy picture. No sound. LED flashes alternately green and yellow. No control via user control and RC. After approx. 5 mins operation, functions ok.
• Tripping (intermittently).
• Humming, ticking. (part of circuit diagram displayed)
• Standby LED continuously flashing.
• Popping noise from speakers, only at switch on.
• Problems with FLOF TXT. Cannot find page 811 whereas in spite of this page is broadcast. TXT header remains on subtitling. (part of circuit diagram displayed)
• Display has corrugated verticals. (with circuit diagram extract)
• Breakdown of T7625. (+ extract of circuit diagram)
• Dead. Power LED lit . (+ extract of circuit diagram)
• Faulty TXT.
• Cogging down sides of picture. (+ extract of circuit diagram)
• Microprocessor/eprom screening plate.
• Random failure of the BUT11AF chopper transistor. (+ extract of circuit diagram) (BAUR - 809096 information)
• No audio (intermittently). (with circuit diagram extract)
• Low output from power supply.
• Shutsdown with motorboating noise after 10 minutes.
• Does not tune optimally. (part of circuit diagram displayed)
• Picture darkens slightly with remote control commands having no effect after about 2 hours. Display shows F4 or F7. (part of circuit diagram displayed)
• No picture. Blank raster. (+ extract of circuit diagram)
• Vertical foldover. Flyback lines.
• Blurry picture. Audio OK .
• Blank raster. TXT OK . (+ extract of circuit diagram)
• Appliance works perfectly for a few days and then all the components burn out on the primary side of the switching circuit. (picture attached) (service info for BAUR -809096)
• After working normally for approx 2 hours, the TV blocks. "EX" appears on the screen. The remote control receiver does not function.
• No tuning. only on certain channels.
• No synchronisation. when cold. (with circuit diagram extract)
• Flashover on picture tube print. (extract of circuit diagram attached) (809096 BAUR repair tip)
• Outlines are distorted in the top part of the picture and intermittently no colour.
• No picture.
• How to convert from G90 + SAT RX to standard G90.
• Reset after a no. of hours, switches back to programme 1.
• Intermittently strange signs in picture. No function of RC. (part of circuit diagram displayed)
• No TXT. No picture. after a while.
• No sound at switch on. Picture is present. "F7" displayed on screen. No RC. Everything OK when warm.
• No line oscillation.
• Trips, plop in speakers.
• No tuning search. No channels change. No numbers on display.
• Lines in picture. on the left.
• Only programme 6 at switch on. F7 on display. No control. No function of keys or RC. (+ extract of circuit diagram)
• Distorted picture. when cold.
• The voltage is too weak. (extract of circuit diagram attached)
• No colour in French standard.
• In TXT, takes about 60 secs to build up page. Page never quite fills up completely with data, thus looking confusing.
• Line output transformer information.
• When appliance is switched on it jumps to channel 3 then when the appliance is warm it shuts down. (picture attached)
• Incorrect characters on the screen.
• Bright raster. Poor vertical linearity. (part of circuit diagram displayed)
• Tripping with clicking via speaker. (picture attached)
• Chopper transistor (BUT11AF) S/C. (part of circuit diagram displayed)
• Fault codes F4 or F7 with no signals and orange LED.
• Black lines in picture, then no picture.
• No horizontal synchronisation. in TXT. (with circuit diagram extract)
• Low picture contrast. Cannot be controlled via user control.
• Addition of fuse 1670.
• Character error.
• Certain channels drop out in UHF range.
• Only part picture can be seen, sound OK. (+ extract of circuit diagram) (809096 tip from BAUR)
• "F7" on OSD. No audio and stuck on channel. OK after 20 mins.
• Does not switch to standby.
• Dead. LED blinks .
• Excessive vertical and horizontal size. (extract of circuit diagram attached) (809096 tips)
• Horizontal jitter. in the centre.
• No RC functions. (part of circuit diagram displayed)
• Incorrect OSD characters.
• Switches back to program 1.
• Spot lights after switching off. (extract of circuit diagram attached) (809096 tip from BAUR)
• Displaying error code F7 intermittently. (picture attached)
• No functions. (+ extract of circuit diagram)
• Occasional picture foldover at the top on certain programas when changing picture or channel.
• No blue. (extract of circuit diagram attached)
• Shuts down. (picture attached)
• Useful voltages to check on satellite RX board
• Drifts through the tuning, unprogrammable.
• The R3661 resistor is in open circuit. (+ extract of circuit diagram)
• Line transformer crackles.
• Line lock is incorrect.
• PSU shutsdown with popping sound. LEDs flashing.
• Snowy raster. (+ extract of circuit diagram) (service info for BAUR -809096)
• No audio. No picture. (+ extract of circuit diagram)
• Reduced vertical size. Vertical foldover at top. (picture attached)
• Power supply defective.
• Light picture content with coloured background. (809096 tips)
• On PB strange symbols or text appears on the screen.
• The power supply is noisy in standby. (+ extract of circuit diagram)
• Hiccups and returns to channel 1. Unable to reset. (with circuit diagram extract)
• Wide oscillation in the weak field on the right hand side. (picture attached)
• PSU failure.
• Line output transistor 7545 (BUT11AF) fails after a while.
• Appliance stuck on programme "1". OSD shows F7.
• Only one horizontal line at bottom of screen.
• Horizontal collapse (intermittently).
• Loss of sound. STEREO/MONO indication lit. (BAUR - 809096 information)
• Blocks and wrong OSD indication.
• No synchronisation (intermittently).
• Reduced horizontal size.
• Dead. Standby LED flashes .
• One colour missing. (with circuit diagram extract)
• "F7" displayed.
• No sound. No channels switching. Error code F7 appears on screen (TXT board).
• Set blocks. (extract of circuit diagram attached)
• Intercarrier-hum. (+ extract of circuit diagram)
• Tuning drift or no signals though the green bar moves. (part of circuit diagram displayed)
• No or poor operation of RC and front controls. No picture when cold. (part of circuit diagram displayed)
• PSU blows immediately at every switch on.
• Teletext faults. Set very intermittently shows error F7. (extract of circuit diagram attached)
• After switching on with the on/off switch the Stand by LED comes on for a short time and then goes off again at once. The same thing happens with the remote control. (809096 tip from BAUR)
• Does not tune properly and will not stop on stations. (with circuit diagram extract)
• No focus.
• After switching on the appliance functions normally. If colour, brightness or volume setting is selected with the remote control then apart from switching over channels and switching the appliance on and off no function is possible.
• Difficult front control operation.
• For 5 minutes zigzag edges in the picture. (extract of circuit diagram attached)
• Picture and sound are missing, LED flashes at switch on, ok in standby.
• No functions. LED blinks . (picture attached)
• No sound, F7 error code LED flashes. (part of circuit diagram displayed)
• Switches spontaneously to program 1. (extract of circuit diagram attached)
• Dead (intermittently).
• Does not go to standby via RC; LED on set changes from green to orange (should be red). (service info for BAUR -809096)
• Appliance runs perfectly, switches to standby then pumps the PSU.
• No picture. No sound. No RC function. LED lights up green.
• Supply voltage cuts out, appliance whistles.
• No tuning. No display. No RC functions. (picture attached)
• No red in the picture with an RGB input. (809096 BAUR repair tip)
• Tripping (after start-up). (part of circuit diagram displayed)
• Intercarrier buzzing is audible.
• Doesn't start, at switch-on LED green, then goes back to standby, doesn't respond to RC.
• No horizontal deflection. Standby LED flashes .
• The power supply gurgles if the mains voltage is weak. (picture attached)
• +95V is incorrect. (picture attached)
• No regulation. (picture attached)
• Zig-Zags edges on picture.
• Erratic clock.
• "F7" on OSD. No sound. LED flashing. OK after 20 mins. (picture attached)
• D5770 (ZTK33B) fails repeatedly. No tuning or tuning drifts. (with circuit diagram extract)
• Raster lines at the top of the picture, approx. 5 cm wide.
• Ragged picture. Dim display. (with circuit diagram extract)
• No vertical deflection. (with circuit diagram extract) (809096 tips)
• Sometimes remains in standby when switched on with the help of mains switch.
• Tuning drifts. (with circuit diagram extract)
• Strange signs in picture or text. EXT 1 and EXT 2.
• Shape of picture is wrong. The fault is more evident in text mode. Also thin black horizontal lines.
• Low contrast. (part of circuit diagram displayed) (service info for BAUR -809096)
• Mono/stereo display error.
• No tuning.
• Pulsing, rolling with jagged white line at top of screen.
• The appliance will not tune stations higher than 55, the tuning varies. (extract of circuit diagram attached)
• Horizontal picture pulling especially with vertical lines. Fault disappears when warm. (+ extract of circuit diagram)
• No reaction from front controls and RC. Also no switchover possible to HF.
• No teletext. No F7 error. Can still change channels in text mode.
• Intermittent audio. (with circuit diagram extract)
• No tuning. Snow in picture. (with circuit diagram extract)
• Vertical shaking. No synchronisation.
• Jumps to channel 1 or switches off itself. (with circuit diagram extract)
• Manufacturing error.
• Vertical striations and shading on left hand side of picture accompanied by smearing. Intermittent loss of line lock.
• Intermittent standby; loss of signals, colour and contrast. (picture attached)
• No picture. TXT OK . (service info for BAUR -809096)
• Short circuit in the power supply.
• Tripping. (+ extract of circuit diagram)
• Distorted picture. OK via SCART .
• Data lead to microprocessor on main board from satellite RX.
• Over-voltage circuit active. (with circuit diagram extract)
• LED blinks in STANDBY mode. (part of circuit diagram displayed)
• Vertical streaks at the left of the picture which disappear after a while. (with circuit diagram extract)
• Remote V/S. Green LED goes red. Spurious nonsense on-screen graphics. Goes to standby after running for 30 mins - 2 hrs. Loss of tuning.
• Video signal and sound are missing, raster is blank. (with circuit diagram extract)
• Picture is bowing on edges for couple of minutes.
• EHT low and line output transformer makes a fizzing noise. (+ extract of circuit diagram)
• Does not stop when sweep tuning. Drifts if manually tuned. (part of circuit diagram displayed)
• PSU pulsates.
• Black dots in the bright-white spots.
• Upper part of picture consists of a few lines. (extract of circuit diagram attached)
• No red.
• Chroma fault in SECAM. (with circuit diagram extract)
• Interference lines when cold but not when warm.
• Purity fault. (BAUR - 809096 information)
• No text, front controls perform wrong task. (picture attached)
• Tripping. at start-up.
• Does not respond to commands in first 5 mins.
• Not operational. F7 in picture.
• Limited contrast control range. (picture attached)
• No function. Rapid loud popping noise with synchronised standby LED flashing.
• Blocked control. Error F7. LED flashing.
• Corrugated verticals. (picture attached)
• Thin horizontal black lines in upper picture area. Error is shock sensitive in the beginning, then becomes permanent.
• BUT11AF is defective and is destroyed at each start up. (+ extract of circuit diagram)
• Erratic functions on satellite RX.
• Intermittently displaying error code F7.
• F0, UHF and P1 indication after approx 30 mins then no function.
• Line tearing at vertical lines from top to bottom in test picture.
• Error codes.
• Destroys BUT11 and bridge rectifiers on switch on. (part of circuit diagram displayed)
• If appliance is switched to standby when cold, it starts pumping. Other functions OK.
• Memory loss. (part of circuit diagram displayed)
• Lines in picture. (part of circuit diagram displayed)
• Rattle in sound. (+ extract of circuit diagram)
• No picture. in the centre.
• Fine dark horizontal lines on picture after a short time. Picture slowly goes to line tear effect with vertical jitter; intermittent mute sound, then goes to standby.
• Defective switching transistor in the SOPS supply. (part of circuit diagram displayed)
• F7 upon switch on, or intermittent F7.
• Disable hotel mode.
• Teletext faults. Page 811 appears spontaneously. (picture attached)
• Missing 95V. (809096 tip from BAUR)
• No picture content for the first ten minutes. White picture with flybacks lines. (service info for BAUR -809096)
• Cycles on/off. (809096 tips)
• Sound crackles and LED flashes green in the same rhythm.
• Hum (interference noise) from speaker in standby. (picture attached)
• Light and dark vertical lines on left of picture. TXT does not function. OK when warm. (picture attached)
• Blank raster. No sound. No OSD. RC LED does not flash when a command is transmitted. (picture attached) (809096 tips)
• Poor tuning. Search sometimes does not stop. Picture shifted and trembles. (+ extract of circuit diagram)
• No picture. OSD OK . (with circuit diagram extract) (809096 tips)
• The mains transistor BUT11 permanently blows at switch on. (+ extract of circuit diagram) (809096 tip from BAUR)
• Fine, dark horizontal lines when warm.
• After operating for approx 1.5 hours the appliance switches to search mode by itself.
• Flyback lines. at top.
• F4 Error with arrows on sets with satellite RX.
• Tuning drifts. Poor picture (when cold). (BAUR - 809096 information)
• Horizontally torn picture.
• Vertical collapse. (+ extract of circuit diagram)
• Intermittently trips. Picture pulses to low width. Reduced height. Raster flashes.
• Intermittently returns to channel 1, accompanied by a sound of arcing around tube base.
• Switches off by itself.
• No audio. Picture OK . (part of circuit diagram displayed)
• Switches to program 1. Fault occurs especially at greater brightness. The switch over occurs after vertical line tearing (e.g. in convergence test pattern) or after horizontal lines in normal pictures.
• Switches off automatically for a short time and restarts with program1. Picture drops out or switches off.
• Reduced vertical size. (part of circuit diagram displayed)
• No colour (at start-up). (part of circuit diagram displayed)
• Cycles on/off (intermittently).
• Black horizontal lines in picture.
• When warm there is a raster fault on the left.
• Crackling/bubbling sound from speaker when switched to standby after a short time. (picture attached)
• The "LE" voltage is less than 100V. (extract of circuit diagram attached)
• Sound is distorted and disappears as the volume is turned up. (picture attached)
• No channel storing.
• No line timebase operation. (extract of circuit diagram attached)
• U743 tuner replacement.
• Picture jitters.
• Stuck in standby.
• No picture. Audio OK . (+ extract of circuit diagram)
• Lines in light areas and letters. Improves when contrast reduced. (picture attached)
• Fluttering noise.
• No picture. at start-up.
• TS 7625 breaks frequently. (with circuit diagram extract)
• Poor line synchronisation. (+ extract of circuit diagram)
• Dark picture. (with circuit diagram extract)
• Insufficient contrast. When readjusting, brightness is also adjusted. teletext is O.K. (part of circuit diagram displayed)
• CDI picture comes through on TXT with G90AE chassis.
• Picture becomes narrow, lighter and disappears. (809096 tips)
• Only noise, otherwise no functions or display.
• No VHF1 and VHF3 function.
• Picture only 3cms high.
• Teletext faults. Characters wrong. (+ extract of circuit diagram) (BAUR - 809096 information)
• The remote control and the operation unit shut off after approx.10 min.Later strange symbols appear on the screen. (extract of circuit diagram attached)
• Intermittently sound mutes and OSG are jumbled.
• Squealing from PSU. Audio and picture OK . (picture attached)
• Shuts down (after a few minutes). PSU pulsates.
• "F7" displayed on OSD, LED flashes and user controls inoperative.
• Searches for channels continuously. (picture attached) (BAUR - 809096 information)
• Codes F4 or F7 with no signals and LED orange.
• No switch to AV. EXT1 or EXT2.
• No start-up. Green LED flashes .
• Picture rolls and bounces in the first 5 mins. An approx. 5cm wide vertical line on the left picture edge. After 5 mins. of operation everything OK. (service info for BAUR -809096)
• Tuning drifts (intermittently). (extract of circuit diagram attached) (809096 tip from BAUR)
• No picture. AV OK . (+ extract of circuit diagram)
• Blows fuse. (809096 tips)
• After approx 30 mins faulty OSD and no function. No start-up furthermore.
• A production change:
• No adjustment to low volume. (part of circuit diagram displayed)
• Pal/Secam chroma identification problem.
• Dead. (part of circuit diagram displayed)
• The voltage of +95V line alters. (+ extract of circuit diagram)
• No start-up. Squealing from PSU.
• Poor audio. (+ extract of circuit diagram)
• IC7720 does not function correctly. (picture attached)
• Noise from PSU.
• Picture flares. (extract of circuit diagram attached) (809096 BAUR repair tip)
• Light spot after switch off. (+ extract of circuit diagram)
• Blue picture. (extract of circuit diagram attached)
• After tuning the channels cannot be stored. The appliance memorises one channel by itself. (with circuit diagram extract) (BAUR - 809096 information)
• Line pairing at top half of picture. (with circuit diagram extract)
• Page 811 appears by itself and is blocked.
• Does not switch on when cold. Strange oscillating noise from PSU. Green LED flashes quickly. Picture appears after a few mins but extremely noisy.
• Trips with power LED flashing and speaker popping in unison. (extract of circuit diagram attached)
• No colour. (extract of circuit diagram attached)
• No signal to the collector BUT11AF. (picture attached)
• Sizzling/picture distortion.