287269IR / SBR [TV 70-74 (66-70) cm picture]

• Set can be turned off with RC, but not turned on. S.B. LED blinks. (+ extract of circuit diagram)
• Poor picture synchronisation during station switch-over. Vertical picture jitter, runs through, poor picture via RF or EXT. (with circuit diagram extract)
• Shuts down. after a while. (part of circuit diagram displayed)
• Dead set caused by lightning damage. (extract of circuit diagram attached)
• Power supply BU and fuse are defective when TV started up from standby. Occurs every week or fortnight and is very variable. (extract of circuit diagram attached)
• With Blackline picture tubes in the EXT1-Mode a white field is visible on the right side.
• Black screen. Audio OK . (+ extract of circuit diagram)
• Line tearing and picture quiver at the edges.
• Vertical lines. on the left. Excessive brightness. (part of circuit diagram displayed)
• Power supply is low when warm. (extract of circuit diagram attached)
• No PAL chroma.
• F4 displayed. LED flashes green then orange for slightly less than a sec. (with circuit diagram extract)
• Protection mode activated. (287269IR SBR repair tip)
• Blows chopper transistor when switching on with remote. (part of circuit diagram displayed)
• Horizontal end stage BU508AF short circuits after different playing times. (part of circuit diagram displayed)
• Blocked. (picture attached) (287269IR tips)
• POR signal too low. (with circuit diagram extract)
• Intermittent picture size.
• Reduced format, flyback line slightly visible. (picture attached)
• Lower picture third is dark. Upper picture is dispersed. (+ extract of circuit diagram)
• Does not store settings. (part of circuit diagram displayed) (287269IR tips)
• Thyristor goes S/C when switched to standby. (picture attached)
• Wavy picture. via AV.
• Chopper transistor (BUT18AF), rectifier diodes and mains fuse become defective instantly. (part of circuit diagram displayed)
• Intermittent memory problem.
• Dark streak on screen.
• Intermittently dead. (+ extract of circuit diagram)
• CTV functions one day. (with circuit diagram extract)
• Vertical shift incorrect, after replacing a 28" BL-CRT. (picture attached)
• No sound. No response to commands from both RC and front panel. Error message F2 on screen. Picture ok. (+ extract of circuit diagram)
• BUT18 and rectifier bridge blow every two days even after modifications.
• With Blackline picture tubes occasional or random OSD insertion.
• Loud noise. (+ extract of circuit diagram)
• Vertical collapse. after a few minutes. Audio OK .
• Excessive red.
• Destruction of the power supply BU. (+ extract of circuit diagram)
• Vertical foldover at bottom. (extract of circuit diagram attached)
• No teletext and OSD is hardly visible. The regular picture vibrates if appliance is switched to teletext. (+ extract of circuit diagram)
• Red light flashes for approximately 3 seconds then zero. (287269IR tip from SBR)
• Over-voltage circuit active. (picture attached) (287269IR tips)
• BU508 blows one min after HT transistor (BU508AF) has been replaced. Picture OK during this one min.
• Defective standby thyristor (SFOR5D43). (+ extract of circuit diagram)
• Starts without picture and audio then switches off after a few seconds. (SBR - 287269IR information)
• Hum bar.
• Unadjustable horizontal centering. (extract of circuit diagram attached)
• Noise in audio.
• Poor OSD. Unusual colour of some characters. (picture attached)
• Picture is too wide or too small when adjusting horizontal size.
• Smoke from +12V resistor. (picture attached)
• Power supply goes into safety mode and crackles. (picture attached)
• Protection of T7625 (BUT18AF). (extract of circuit diagram attached)
• Tuning search does not stop when appliance has found a station. (part of circuit diagram displayed)
• Vertical stripes at left picture edge via channel 2 and 4. (with circuit diagram extract) (SBR - 287269IR information)
• No functions. Red LED blinks. (part of circuit diagram displayed)
• Horizontal stripe. intermittently. (part of circuit diagram displayed)
• In VCR there are only chroma lines. (extract of circuit diagram attached)
• Does not stop at stations. Station search OK. (part of circuit diagram displayed)
• Chroma fault in SECAM. (extract of circuit diagram attached)
• Red flashing when changing channels with VCR playback in the still, search modes or edit points in own recordings. (+ extract of circuit diagram)
• S/C on deflection circuit. (+ extract of circuit diagram)
• Channel change impossible after a moment. Channel remains displayed and front LED becomes orange. (+ extract of circuit diagram) (service info for SBR -287269IR)
• Picture becomes smaller and smaller after a certain time. No sound. Finally appliance switches off definitely. Burnt smell when trying to switch on again, then no switch on at all. Standby LED is OFF.
• Does not decode Canal Plus no the sound. Green LED flashes. (+ extract of circuit diagram)
• Blows chopper transistor. (extract of circuit diagram attached)
• BU508 blows after 1 or 2 days. (part of circuit diagram displayed) (287269IR tips)
• BUT transistor becomes S/C either at switch on or after a certain period of time. (part of circuit diagram displayed) (287269IR SBR repair tip)
• Picture size varies with picture content. (with circuit diagram extract) (287269IR tip from SBR)
• Narrowing of line and frame then flashing of the picture. Screen turns dark after 10 mins. Picture ok when cold. (+ extract of circuit diagram)
• Transformation in K' (only for stereo versions). (part of circuit diagram displayed)
• Regulation does not function without a load. (part of circuit diagram displayed) (service info for SBR -287269IR)
• Tuning unstable. (part of circuit diagram displayed)
• No start-up with mains switch after switched off from standby.
• Channels run through. (picture attached)
• East/west raster distortion: width and shaping control do not function.
• No red. (extract of circuit diagram attached)
• Intermittently screen blanks out. Random characters on screen.
• Difficult to set up east/west and width controls. (with circuit diagram extract)
• After a few secs in standby, 7625 and fuse destroyed. (part of circuit diagram displayed)
• No raster. (picture attached)
• Control micro processors.
• Set functions with the variac but BUT11AF blows when appliance is plugged in. (+ extract of circuit diagram)
• No colours at start up 50% of the time on satellite channels. OK in HF and VCR. (extract of circuit diagram attached)
• Videotext has turbulent text content in upper section.
• Poor audio. only on certain channels. Crackling audio. (SBR - 287269IR information)
• How to check the power supply without blowing BUT18AF. (287269IR SBR repair tip)
• Excessive vertical size. (with circuit diagram extract)
• No MONO audio. STEREO OK . (extract of circuit diagram attached) (service info for SBR -287269IR)
• No synchronisation. when cold. (+ extract of circuit diagram)
• The standby thyristor blows. (+ extract of circuit diagram)
• Appliance does not start up. Crackling. (extract of circuit diagram attached)
• Poor width regulation with brightness. (with circuit diagram extract)
• Dark picture with thin vertical stripe in upper picture. (part of circuit diagram displayed)
• Power supply blows when put into standby. (extract of circuit diagram attached)
• Blue picture. after a while. (with circuit diagram extract)
• Lines on picture and sections blanked out. No TXT. (+ extract of circuit diagram) (287269IR SBR repair tip)
• Vertical foldover at top and bottom. (part of circuit diagram displayed)
• Picture flickers for approx 5 mins after switch on when cold, then everything normal as soon as appliance reaches room temperature.
• Power supply problem. (+ extract of circuit diagram)
• Red standby light then dead at switch on. TV starts up on the variac. (+ extract of circuit diagram)
• One colour missing.
• No E/W correction. (part of circuit diagram displayed)
• Secondary voltages fall when loaded. (+ extract of circuit diagram)
• No contrast control. (with circuit diagram extract) (287269IR tips)
• No tuner reception. Search display functions well but appliance does not pick up any channel. (extract of circuit diagram attached)
• Arcing. Picture tearing. Does not synchronise. (extract of circuit diagram attached)
• Volume uncontrollable. No brightness control.
• Mono/stereo display error. (with circuit diagram extract) (287269IR SBR repair tip)
• Strange noise in loudspeakers. (+ extract of circuit diagram)
• After switch on the picture is sometimes shifted and a black horizontal bar appears in the centre of the picture. (with circuit diagram extract)
• Stretched picture. at top. Reduced raster size. at bottom. (picture attached)
• Poor regulation of the power supply. (part of circuit diagram displayed)
• No picture. when cold. (+ extract of circuit diagram)
• Error codes. (+ extract of circuit diagram)
• When warm, there is a raster fault on the left. (part of circuit diagram displayed)
• Transistor T7545 (BU508AF) becomes intermittently defective at program switch-over via "+" and "-" on user control.
• Dark screen and bright bar at the top. Clock is strange. Sound present. (extract of circuit diagram attached)
• No start-up. intermittently. (extract of circuit diagram attached)
• Green picture. after a while. (with circuit diagram extract)
• Only grey picture after being struck by lightning. TXT also runs. (+ extract of circuit diagram)
• Replacing the EEPROM. (part of circuit diagram displayed)
• Occasionally BUT18 blows in standby. (extract of circuit diagram attached)
• Picture varies with beam current. (part of circuit diagram displayed)
• T7637 blown. (+ extract of circuit diagram)
• +148V drops to 100V occasionally according to the tube output. (picture attached)
• Intermittently green "F5" on screen, thereby very dark picture or TXT appears. (with circuit diagram extract)
• Tuning does not function, drifts, raster doubles up. Vertical sychronisation fault. (picture attached)
• Picture collapses. Pincushion distortion. (part of circuit diagram displayed)
• Standby LED flashes at switch on, then switches off after a few secs, if no action is taken. If RC is pressed LED remains on, but no picture and audio. (part of circuit diagram displayed)
• 148=68V. (+ extract of circuit diagram)
• TXT problem. Some characters do not display. (287269IR tip from SBR)
• Stuck on channel 1. (SBR - 287269IR information)
• Defective BUT and fuse in the PSU. After replacing the appliance runs for several days until the fault occurs again. (+ extract of circuit diagram)
• The output transistor of the power supply is defective. BUT11AF or 2SC3973B.
• Occasionally standby thyristor 6670 S/C. (with circuit diagram extract)
• No synchronisation. intermittently. (part of circuit diagram displayed)
• No synchronisation.
• Dark picture.
• Red picture. after a while. (picture attached)
• Black horizontal lines. (+ extract of circuit diagram)
• Blows chopper transistor at switch on.
• Power supply crackles when power supply is low. (picture attached)
• Colour blobs in the picture.
• After approx 10 minutes startup picture randomly disappears then reappears. No TEXT, only a mass of lines.
• Can not be switched off in Standby position. When starting, LED becomes orange and blows. (+ extract of circuit diagram)
• Blank screen. Audio OK .
• Appliance works fine for hours, but after switching off with the remote control the BUT18 and mains fuse go defective. (part of circuit diagram displayed)
• No picture. No audio. OK via SCART . (part of circuit diagram displayed)
• Dead. Red LED blinks. (part of circuit diagram displayed)
• Local dooming / PP-settings. (with circuit diagram extract)
• BUT18AF is defective and is destroyed when appliance is switched on. (with circuit diagram extract)
• Poor frame linearity when cold. Picture is distorted vertically. (picture attached)
• No TXT. (+ extract of circuit diagram)
• Dark screen. via tuner. Audio and OSD OK . (part of circuit diagram displayed)
• Vertical sync does not stop. (extract of circuit diagram attached)
• No picture. TXT OK . (+ extract of circuit diagram)
• Ghosts and poor colours. (+ extract of circuit diagram)
• Shuts down. after a few minutes. (extract of circuit diagram attached)
• Line transistor 7545 fails after approx. 3 secs. (picture attached)
• S/C from point 18 at line transformer to the ground. (extract of circuit diagram attached)
• No audio. Picture OK . (picture attached) (287269IR tip from SBR)
• Hum in audio. (extract of circuit diagram attached)
• Hum in audio. in standby. (extract of circuit diagram attached)
• No picture or narrow streak after warm-up. (+ extract of circuit diagram)
• Blows fuse. after a few hours. (with circuit diagram extract)
• Appliance only functions until the 120V is reached with the variac. When the mains voltage is increased the appliance fails. (with circuit diagram extract) (287269IR SBR repair tip)
• The line transistor blows after 5 minutes. (part of circuit diagram displayed)
• Low contrast. in TXT. (picture attached)
• The sound fails: after changing over to a different channel, the sound is back. (extract of circuit diagram attached)
• Top of text is ringing. Intermittent text.
• Impossible to adjust horizontal shift of picture using R3595. (part of circuit diagram displayed)
• Line BU keeps failing. (+ extract of circuit diagram)
• Voltage too low. (+ extract of circuit diagram) (287269IR SBR repair tip)
• Line output transistor defective. (extract of circuit diagram attached)
• No sound, even with in or out scart. (service info for SBR -287269IR)
• Ballooning and incorrect picture linearity. (287269IR tips)
• Line output transformer does not start up. (+ extract of circuit diagram)
• No picture. No display. Erratic functions. (+ extract of circuit diagram)
• Connection of the loop system to the TV.
• No function. Buzzing noise. (+ extract of circuit diagram)
• No blue. (extract of circuit diagram attached)
• Dark screen. LED is green. (picture attached)
• Black screen. No brightness. Audio OK . (with circuit diagram extract)
• To give improved protection to the BUT11AF chopper transistor TR7665.
• Dark picture. at bottom. Stretched picture. at top. (+ extract of circuit diagram)
• PSU blown.
• The picture is indented (horizontally). (287269IR tips)
• Horizontal-BU 508AF has a s/c. After replacing this fails again after a few seconds. (+ extract of circuit diagram)
• +16V flashover. (+ extract of circuit diagram) (287269IR tips)
• Mains fuse O/C and BUT S/C. (picture attached)
• R3653 burns. (part of circuit diagram displayed)
• Switches to protection mode. (extract of circuit diagram attached)
• Flashing picture. (part of circuit diagram displayed)
• Trips. (with circuit diagram extract) (service info for SBR -287269IR)
• White picture on the right side in EXT1 mode.
• Switches on for a few secs with extreme brightness. No picture. Sound OK. Goes into safety mode immediately after.
• Dead. Humming noise from transformer. (part of circuit diagram displayed)
• 5.1V incorrect. (picture attached)
• No output voltage.
• Egg-shaped picture, picture is pushed upwards. Underneath 5cm black bar. (with circuit diagram extract) (service info for SBR -287269IR)
• Orange spots on the right of the screen.
• No picture. intermittently. (+ extract of circuit diagram)
• Picture jitters and vertical bars distorted on cross-hatched pattern. Blue horizontal bars. (part of circuit diagram displayed)
• Red LED blinking for 3 secs.
• Line transistor S/C.
• Phase fault. (extract of circuit diagram attached)
• Distorted picture. (+ extract of circuit diagram)
• Dark screen. in TXT.
• Line BU blows after a moment. (extract of circuit diagram attached)
• Distorted picture. at top. (picture attached)
• Picture flickers intermittently, sound disappears. Picture reappears by itself, sound doesn't but can be activated with the RC.
• Line pairing at top half of the picture (part of circuit diagram displayed)
• Power supply failure. (extract of circuit diagram attached)
• Intermittently line tearing in picture at the edges.
• Line output transformer failure.
• The bottom half of the raster is missing, with the top cramped.
• E/W fault. No E/W correction. (extract of circuit diagram attached)
• The resistors 3661 and 3662 burn in standby, TS7625 is also defective sometimes. (with circuit diagram extract)
• No operation. (with circuit diagram extract)
• Too high power supply. (picture attached)
• After approx 20 mins operating time appliance switches off. Then no Led. When you switch off completely with the mains switch and wait a time appliance starts again when you switch on.
• Picture width changes according to its content. Linear distortion on right and left sides over 5cm (no ondulation).
• Line output transistor fails repeatedly. after a while. (picture attached)
• Line tearing and picture twitching at the sides of the picture.
• When put into standby tube remains lit. Picture cuts out normally. (with circuit diagram extract)
• No signal on the BUT11AF collector. (part of circuit diagram displayed)
• Does not switch to standby, picture remains, sound mutes. (+ extract of circuit diagram)
• Poor vertical linearity. Horizontal size varies. (extract of circuit diagram attached)
• Dark picture. No picture. via SCART. No audio. via SCART. No RC functions. (extract of circuit diagram attached)
• White area visible on right side of screen in EXT1 mode of BL sets. (picture attached)
• Quick diagnosis (with circuit diagram extract)
• Buzzing from PSU. in standby. (part of circuit diagram displayed) (287269IR tip from SBR)
• No horizontal synchronisation. (part of circuit diagram displayed)
• Searches for channels continuously. (picture attached)
• Faulty TXT. No TXT. intermittently.
• Memory loss. (extract of circuit diagram attached)
• No audio. after a while. (+ extract of circuit diagram)
• Picture shifted vertically.
• Faulty TXT. (extract of circuit diagram attached)
• No vertical synchronisation. (+ extract of circuit diagram) (287269IR SBR repair tip)
• No regulation. (with circuit diagram extract)
• Buzzing from PSU. Motorboating noise from speakers. in standby. (part of circuit diagram displayed)
• Difficult horizontal and vertical adjustment and sawtooth at the side. (picture attached)
• TV blocked in F3.
• Picture is not linear. Black bar at bottom of picture. (with circuit diagram extract) (287269IR tip from SBR)
• PSU no function.
• White screen.
• 148V at approx 30V. (part of circuit diagram displayed)
• Low sound on channel A. (picture attached)
• Flyback lines. intermittently.
• No audio. intermittently. (with circuit diagram extract)
• White picture and no amplitude when cold. Picture pumping. (part of circuit diagram displayed)
• Tripping. intermittently.
• Intermittent colour.
• Vertical defective, too large line space in upper picture third. Linearity fault. (part of circuit diagram displayed) (287269IR SBR repair tip)
• When switching on the appliance when it's cold, it takes about 35 seconds before the picture appears. (part of circuit diagram displayed)
• The appliance functions correctly in standard B,G but the sound hums in F standard. (extract of circuit diagram attached)
• Poor linearity. (+ extract of circuit diagram)
• No function. On start-up easy chirp is audible. (extract of circuit diagram attached)
• Squealing from PSU. after start-up. (+ extract of circuit diagram)
• Frame shrinks horizontally when changing brightness. (part of circuit diagram displayed)
• No sound or picture. Appliance appears to be in AV. (with circuit diagram extract) (287269IR SBR repair tip)
• After start up, PSU fails. (extract of circuit diagram attached)
• Frizzy lines on the picture.
• Poor picture. via tuner. (part of circuit diagram displayed)
• Line BU blows after operating for 3-5 mins. (+ extract of circuit diagram)
• Bright picture. Pulsating power. Incorrect picture edge on top and bottom. (part of circuit diagram displayed)
• No horizontal synchronisation. intermittently. (part of circuit diagram displayed) (SBR - 287269IR information)
• No audio. when cold. No OSD. when cold. (+ extract of circuit diagram) (service info for SBR -287269IR)
• No switching into CCIR standard. Display ok in SECAM and PAL/SECAM. (extract of circuit diagram attached) (287269IR SBR repair tip)
• On the test picture, distorted, vertical lines at top and bottom of the screen. (picture attached)
• Defective SOPS. (with circuit diagram extract)
• Vertical roll. when cold. (with circuit diagram extract)
• In standby tries to operate spontaneously. (part of circuit diagram displayed) (SBR - 287269IR information)
• Snow on screen and no tuner reception. F3 displayed on screen. Green LED on.
• Does not switch to standby. LED turns pink. Picture remains. Sound mutes. (+ extract of circuit diagram) (287269IR tips)
• Service mode
• Defective BUT.
• Appliance starts up with the variac until it reaches 100V and then the appliance fails. (picture attached)
• No colour. intermittently. (part of circuit diagram displayed)
• No 9V. (picture attached)
• BU508AF fails repeatedly. (extract of circuit diagram attached)
• +120V instead of +148V. (+ extract of circuit diagram)
• No picture. Bright raster. Flyback lines. Audio OK . (extract of circuit diagram attached)
• Switching transistor of the SOPS power supply is defective. (part of circuit diagram displayed)
• Vertical roll. (with circuit diagram extract)
• Horizontal size varies. (+ extract of circuit diagram)
• Flash over on picture tube print.
• Vertical deflection is defective. Picture present, after a short time a line appears then picture disappears. (+ extract of circuit diagram)
• Darker bar on left of screen. (picture attached)
• Coloured flash on channel change and VCR features. (picture attached)
• No control signal to IC7470 (TDA) and no line scanning. (part of circuit diagram displayed)
• Displays error code F4. When you switch to standby again, F4 appears again. LED flashes. Only noise. (picture attached)
• Appliance works for 4 hours and then cuts out completely.
• Green LED does not light up. Power supply oscillates. (picture attached)
• No colour. (extract of circuit diagram attached)
• Horizontal line. in the centre. (part of circuit diagram displayed)
• Does not go into standby. LED becomes orange but picture remains. (part of circuit diagram displayed)
• Set will go off after a period that varied from ten minutes to five hours. It will then stay off,coming back on again after a similarly indeterminate period.
• Sound only at program switch-over. (picture attached)
• Replacement of TDA8451 (IC7305). (part of circuit diagram displayed)
• No HV. (picture attached)
• Dead. intermittently.
• PSU chirps. (extract of circuit diagram attached)
• Vertical bar. on the left. (part of circuit diagram displayed)
• Slow start-up. Switches to standby. (part of circuit diagram displayed)
• Causes for appliance going into safety mode.
• EXT1 switchover is defective, terrestrial program remains.
• Thyristor pos. 6670 fails. (extract of circuit diagram attached)
• U system only 5V instead 148V. (+ extract of circuit diagram)
• Raster signal problem.
• The horizontal centering cannot be adjusted correctly. It may have shifted after the appliance has warmed up.
• Vertical deflection is defective. A piece is missing at the bottom and at the top the lines are pulled apart. (picture attached)
• Does not switch on from standby. LED blinks and goes off or changes to red and then no more functions.
• Reduced horizontal size. Vertical foldover. in the centre. (with circuit diagram extract)
• Switch on during standby only functions when RC is very close to the appliance.
• Reduced vertical deflection. intermittently. (+ extract of circuit diagram)
• Distorted TXT. at top.
• Power supply falls to approx 40V AC on the variac. (part of circuit diagram displayed)
• R3368 and R3369 burn up at switch on. (with circuit diagram extract) (service info for SBR -287269IR)
• BUT18AF blows in standby on the collector. (with circuit diagram extract)
• Reduced raster size. (with circuit diagram extract)
• Switching transistor in power supply goes short circuit (BUT18).
• Interference in picture. when cold. (picture attached) (SBR - 287269IR information)
• No colour in French standard. (picture attached) (287269IR SBR repair tip)
• No start-up. (extract of circuit diagram attached)
• Fails occasionally.
• Sound was OK but there was no vision for the first 10 mins after switch on. (extract of circuit diagram attached)
• PSU fails after a short time (S/C of BUT18AF). (extract of circuit diagram attached)
• Loss of red, green or blue or excessive red, green or blue pictures.
• Negative picture when cold and sometimes intermittently. (with circuit diagram extract)
• Fuse, bridge rectifier and BUT11 in PSU blow when in standby for 10 mins. (+ extract of circuit diagram)
• No picture, no sound. TV starts up and tube lights up. (with circuit diagram extract)
• Doesn't function with dummy load. (part of circuit diagram displayed) (287269IR tip from SBR)
• Appliance runs ok, but if remote used to switch to standby, appliance goes dead. (with circuit diagram extract)
• Horizontal, bright line. (service info for SBR -287269IR)
• No horizontal deflection. (with circuit diagram extract)
• Poor NICAM sound from left hand speaker.
• Over oscillations below collector BUT18. (picture attached)
• Slow start-up. (picture attached)
• Power supply too low (20V). (with circuit diagram extract)
• Intermittently BUT18 defective after switching on. (+ extract of circuit diagram)
• Primary PSU switches off. No standby LED.
• BUT18 blows at 100V on the variac.
• Chopper transistor (BUT18AF) fails if appliance is switched on from standby. (extract of circuit diagram attached)
• No picture. on lower half screen. (part of circuit diagram displayed)
• Picture pulsates on white background. (287269IR SBR repair tip)
• TXT has no function. TXT is activated but only dark screen.
• 185V instead of 148V. When taking a measurement on collector of TZ 7652, bulb goes off. (with circuit diagram extract)
• No picture. Audio and OSD OK .
• The power supply BUT18AF shorts after operating for 5 hours. (part of circuit diagram displayed)
• Blank raster. No tuning.
• Vertical collapse. intermittently. (with circuit diagram extract)
• No start up. No front panel LED. Quiet noise from loud-speakers.
• Dark picture. Audio OK . (with circuit diagram extract)
• No picture and sound. Buzz from power supply transformer.
• U148V measures 20V.
• Error message F7 appears in the first 2 mins. No operation possible. (+ extract of circuit diagram)
• Set not regulating after SOPS re-build of secondary side of PSU. (+ extract of circuit diagram)
• No LED lit. (extract of circuit diagram attached)
• Vertical foldover at top. (287269IR tip from SBR)
• One single line in the middle of the screen. (+ extract of circuit diagram)
• Switches off intermittently. Standby LED (red-green) flashes. Picture drops out. (+ extract of circuit diagram)
• LED lights up for a moment. TV is dead. Light on the power supply sometimes functions. (picture attached)
• Sometimes the BUT18AF goes defective. (+ extract of circuit diagram)
• Top of TXT waves from side to side. (picture attached)
• Width of picture pumps according to picture content and narrows with a strong white. (part of circuit diagram displayed)
• Reduced vertical size at bottom.
• Insufficient picture height which can be adjusted. Poor E/W.
• Mono/Stereo-indication switches. (+ extract of circuit diagram)
• Vertical collapse. (with circuit diagram extract)
• When switching on, HV part hums. No control function is possible. (+ extract of circuit diagram)
• Local dooming - spots in the picture.
• Does not switch to standby. No functions. at switch-off. (with circuit diagram extract)
• No brightness. No audio. Raster OK . (with circuit diagram extract) (287269IR SBR repair tip)
• Vertical bars on channels 2 and 4 (with circuit diagram extract)
• 148V does not go pass 20V. (with circuit diagram extract)
• PSU varies according to picture content when warm. (part of circuit diagram displayed)
• Local dooming. (+ extract of circuit diagram)
• When switched to standby U1 becomes 60V. PSU goes to limiting. (+ extract of circuit diagram)
• Chopper transistor failure. (+ extract of circuit diagram)
• Page 811 appears spontaneously. (extract of circuit diagram attached)
• BUT18AF (T7625) becomes defective in standby. (picture attached)
• Appliance hums in Standby.
• Usys voltage of line output stage collapses to approx 48V. (+ extract of circuit diagram)
• TV locked by and keys.
• On channels 2 and 4 vertical lines on the left hand side of the picture.
• Vertical synchronisation fault when hot and presence of white line, then picture disappears (part of circuit diagram displayed)
• Dead. Soft ticking sound.
• Dead. Error code F1 displayed.
• Brightness differences in picture. (part of circuit diagram displayed)
• Line output transistor fails repeatedly. intermittently. (+ extract of circuit diagram)
• TS7625 (BUT 18AF) fails again. (picture attached) (287269IR tips)
• Horizontal stripe. (+ extract of circuit diagram) (287269IR tips)
• In Standby BUT18AF (T7625) becomes defective.
• Switches off after operation time. LED goes off. Dead. Can be turned on via mains switch, then switches off again after operation time. (service info for SBR -287269IR)
• Adjustment black line matrix.
• Grey screen. (with circuit diagram extract)
• Pulsating, no start up. (+ extract of circuit diagram)
• Pincushion distortion at each side. Adjustment potentiometer does not correct fault. (picture attached)
• HV capacitor burns. (with circuit diagram extract)
• Occasionally picture seems to be coded on all the channels especially when cold. (+ extract of circuit diagram)
• HT varies intermittently.
• Chopper and line output transistors S/C. (with circuit diagram extract)
• EHT problems. (extract of circuit diagram attached)
• BUT18 is defective. (extract of circuit diagram attached)
• No sound when input connection made via 2 S-VHS phono sockets.
• Goes dead when switched to standby by RC. No standby LED. Switching on and off at mains, restores normal functions (extract of circuit diagram attached) (287269IR tip from SBR)
• Picture and sound drop out. Appliance jumps to channel 1. (SBR - 287269IR information)
• Power supply too low (70V). (+ extract of circuit diagram)
• Protective circuit starts up. (extract of circuit diagram attached)
• Sound and picture pulsating (2 times a sec) only via tuner.
• Picture rolls. (picture attached)
• No or poor synchronisation. (service info for SBR -287269IR)
• Doesn't switch into standby. Green LED goes orange and flashes after pressing standby key .
• No colour. Coloured bars in picture. OK after a few minutes. (+ extract of circuit diagram)
• Single dark lines in picture centre.
• Black stripe on left edge of screen. Horizontal linearity is not correct. (+ extract of circuit diagram)
• No colours. After approx an hour colours appear with fluctuations. (extract of circuit diagram attached)
• Picture looks as if it were encoded (like on C+ channel). Sound is OK.
• Poor RC sensitivity.
• PSU blocking. (with circuit diagram extract)
• No picture. No brightness. No sound. Picture tube filament on.
• After about 3 to 4 weeks of regular play, the BUT18 and the main fuse automatically blow. (part of circuit diagram displayed)
• Nasal sound on channels 5 and 6. (with circuit diagram extract)
• S/C in 148V line. (extract of circuit diagram attached)
• Horizontal shift no function. (287269IR tip from SBR)
• Fails in standby. (picture attached)
• Dark screen. No OSD. (picture attached)
• PSU repair. (part of circuit diagram displayed)
• Appliance starts intermittently with no standby. (extract of circuit diagram attached) (287269IR tip from SBR)
• Defective line transistor. (with circuit diagram extract)
• Trapezoid picture. No E/W correction.
• No picture, teletext and sound are fine. (with circuit diagram extract)
• Slow start-up. Audio OK . (with circuit diagram extract)
• No chopper power supply. (picture attached)
• Vertical foldover. (part of circuit diagram displayed)
• No E/W. (287269IR tip from SBR)
• Horizontal white line. (part of circuit diagram displayed)
• No adjustment from PSU possible. (picture attached)
• Coloured spots in picture (local dooming). (+ extract of circuit diagram)
• Contrast variations with subtitling in sets with BL-CRT. (with circuit diagram extract)
• Black screen. intermittently. (extract of circuit diagram attached)
• Picture shifted to the right. Poor synchronisation. (+ extract of circuit diagram)
• Blows components. after a few minutes. (extract of circuit diagram attached) (287269IR SBR repair tip)
• Jagged picture. (extract of circuit diagram attached)
• Starts, but only raster. Display shows "F3". (+ extract of circuit diagram)
• Fuse and PSU BU (BUT18AF) defective.
• No E/W correction. Pincushion distortion. (part of circuit diagram displayed)
• No horizontal synchronisation. when cold. (+ extract of circuit diagram)
• Line output transformer overheats. (+ extract of circuit diagram)
• Horizontal line. Audio OK . (picture attached)
• No luminance. (+ extract of circuit diagram)
• Search stops with good tuning.
• Green spot after viewing a white object on the screen.
• Colour flickering during video editing. (service info for SBR -287269IR)
• Picture shakes.
• White square in a corner of the screen. (part of circuit diagram displayed)
• Very low secondary voltages. (with circuit diagram extract)
• Crackle a few seconds after Power On. (picture attached) (287269IR SBR repair tip)
• Intermittent black picture with TXT. Intermittent TXT in picture.
• Frayed vertical lines. (picture attached) (287269IR tip from SBR)
• Reduced horizontal size. after a while. (with circuit diagram extract)
• No switch on. Red LED flickers for 3 seconds.
• Does not switch to standby. Picture remains on screen. (+ extract of circuit diagram)
• Flickering text and apparent tuning drift.
• PSU becomes defective after switch on via mains switch.
• Change in picture width depending on beam current. (+ extract of circuit diagram)
• No colour in SECAM and PAL. Colour may appear slightly in SECAM when warm. (with circuit diagram extract)
• Poor chroma identification in Pal/Secam. On channels 5, 6 or with VCR, blue or red bands. (part of circuit diagram displayed)
• SOPS power supply repeatedly becomes defective. (+ extract of circuit diagram)
• Operating voltage stabilises at 50V. (part of circuit diagram displayed)
• No TXT, just lines on screen.
• TV starts, has raster but no image and no sound. Display shows "FO". (picture attached)
• Line end stage U/syst collapses to approx. 48V. (part of circuit diagram displayed)
• Switches to protection mode. intermittently. (extract of circuit diagram attached)
• Ragged verticals.
• BUT11A fails after operating for long time. (with circuit diagram extract)
• Picture jitters. when cold. (extract of circuit diagram attached)
• Low picture amplitude. Barrell-shaped picture. (+ extract of circuit diagram)
• At switch on with the mains switch, pulsates and after a while begins to function regularly (not always). Does not switch off completely if switched off with RC. (extract of circuit diagram attached)
• F5 displayed on a screen corner. Occasionally channels switch over to channel 1 or TV switches off.
• Poor horizontal centering. (+ extract of circuit diagram)
• Reduced vertical size. (picture attached)
• No function, only hums. (+ extract of circuit diagram)
• Picture green and purple in the E/W direction.
• No functions. intermittently. LED blinks . Shuts down. (with circuit diagram extract)
• Unstable AFC. Noisy picture. (+ extract of circuit diagram)
• Secondary voltage cannot be adjusted lower than 160V. PSU however can be regulated with this voltage.
• Slight E/W distortion. (with circuit diagram extract)
• Excessive brightness. (+ extract of circuit diagram)
• PSU defective. (+ extract of circuit diagram)
• Blurry picture.
• Extra protection for chopper transistor TR7625 (BUT18AF). (part of circuit diagram displayed) (287269IR SBR repair tip)
• Vertical shaking. (with circuit diagram extract)
• Line BU508blows after 3 days. (with circuit diagram extract)
• Undefined STEREO mono switch over. OSD mono STEREO display present. (extract of circuit diagram attached)
• No functions. LED lit. . (+ extract of circuit diagram)
• PCD8582 and X2402 memory. (extract of circuit diagram attached)
• No reset.
• Replacing TDA2579. (with circuit diagram extract)
• BUT18, R3570 and F1534 blow. (extract of circuit diagram attached)
• No functions. No button operation. (with circuit diagram extract)
• Microprocessor/eprom screening plate. (+ extract of circuit diagram)
• End stage transistor BU508 fails repeatedly at switch on. (with circuit diagram extract)
• Takes approx 1 minute to come on, will not switch to standby, sound mutes but pulsating picture remains. (+ extract of circuit diagram)
• Beam current dependent picture width fault. (part of circuit diagram displayed)
• If mains switched off when in standby, it does not start up again. Light off. (with circuit diagram extract)
• No start-up. Standby LED does not light. (part of circuit diagram displayed) (287269IR tips)
• When warm, picture foldover and the line BU blows. (picture attached)
• Noise in picture. (extract of circuit diagram attached)
• Snow in picture. (picture attached)
• Switching transistor T7625 has failed. (+ extract of circuit diagram)
• BUT18 fails repeatedly. (part of circuit diagram displayed)
• Fuse 2A and BUT18 immediately defective at switch on with RC. Fault does not occur when switching on with on/off switch or by connecting mains plug. (part of circuit diagram displayed)
• Lacks contrast. No reaction on the plus or minus key of the contrast button. Other commands are ok.
• No linearity. (with circuit diagram extract)
• Problems with flof TXT. Cannot find p.811 in spite of it being sent out. TXT header remains with subtitling. (with circuit diagram extract)
• Colour bar at right of screen. (picture attached)
• The front control panel changes channels upwards but not downwards. All other functions OK.
• Goes into safety mode if it is left in standby then switched on via the switch. Starts normally if speaker or HT O/C. (+ extract of circuit diagram)
• No functions. Power LED lit . (picture attached)
• Shuts down. LED is green. (picture attached)
• PSU fuse blown. (picture attached)
• Distorted audio.
• With high volume the appliance switches spontaneously to standby. (+ extract of circuit diagram)
• Picture is affected by frizzy lines occasionally with crackling noise in the speakers and perhaps with a burnt smell. (extract of circuit diagram attached)
• Thyristor TR7670 breaks down after two days (loose contacts). (picture attached)
• Blows components. at start-up. (extract of circuit diagram attached)
• White screen. Flyback lines. Shuts down. after a few seconds. (with circuit diagram extract)
• Functions with an automatic transformer up to 110, 120V. (picture attached)
• Picture fault in tuner and scart.
• TV blocks on 600MHZ. If you do a frequency search, it goes through all frequencies but does not find any channels. (part of circuit diagram displayed)
• Picture takes some time to appear. Dark screen then TV stops. Round colour spot which slowly disappears. (part of circuit diagram displayed) (287269IR SBR repair tip)
• Faded picture. No contrast. (+ extract of circuit diagram) (287269IR tip from SBR)
• Dark screen. No picture. No RC functions. (+ extract of circuit diagram)
• Picture stretched at top, compressed at bottom with black bar. Picture improves when warm. (extract of circuit diagram attached)
• No vertical deflection. Horizontal line. (picture attached)
• No colour. when cold. Poor colour. after warm-up. (with circuit diagram extract)
• Picture leans too much to one side, Black line visible in the picture. (picture attached)
• PSU repeatedly blows up. (with circuit diagram extract)
• After a power supply fault caused by a storm video is defective. CTV in AV retains the picture of the TV programme which is being watched. Sound cuts out but OSD EX1 appears and the channel no. remains. (extract of circuit diagram attached)
• Line output transistor fails repeatedly. after start-up.
• No tuning. intermittently. (extract of circuit diagram attached) (SBR - 287269IR information)
• When switched off with RC, does not switch on again and LED remains off. (with circuit diagram extract)
• Poor E/W adjustment. Picture is narrow in the middle. (with circuit diagram extract)
• Low brightness (even after turning up the preset in the U200 module).
• E-W output stage fails as soon as the appliance is switched on. Fuse 1534 (315mA) also fails. (part of circuit diagram displayed)
• Vertical size varies. Vertical jitter.
• Thyristor fails in PSU in standby. Otherwise appliance OK. (with circuit diagram extract)
• No power supply, protection circuit triggered. (with circuit diagram extract)
• 148V measures 60V. (+ extract of circuit diagram)
• Humming noise from transformer. in standby. (+ extract of circuit diagram) (287269IR tip from SBR)
• Appliance fails and later comes back unprompted. (picture attached)
• At start up picture appears normally then darkens gradually in PAL. Normal in SECAM. Sound ok. Picture reappears by reducing the contrast, OSD normal. All other functions normal. (extract of circuit diagram attached)
• Diode D6653 installation sops kit.
• Crackling from FBT and black vertical bars on screen for a few secs after start up. (with circuit diagram extract)
• Purity fault. (+ extract of circuit diagram)
• Only pulsates once. Resistor R3661 in the 5V rail is burnt.
• No vertical deflection. intermittently. (+ extract of circuit diagram) (287269IR tip from SBR)
• Contrast adjustment inoperative, colour streaks. (extract of circuit diagram attached)
• No channels. (SBR - 287269IR information)
• Ticking sound. (+ extract of circuit diagram)
• Oval picture.
• Dark picture. intermittently. (picture attached) (SBR - 287269IR information)
• No picture. F4 lights up in the display. (picture attached)
• Erratic functions. (with circuit diagram extract)
• Power supply BU blows after a few days.
• Character error.
• Poor regulation. (with circuit diagram extract)
• No picture. when cold. Audio OK . (extract of circuit diagram attached) (SBR - 287269IR information)
• Horizontal output stage fails again after some time. (part of circuit diagram displayed)
• Intermittent fault all over the screen or over an irregular width band leading to line foldover, similar to coded Canal Plus picture. (with circuit diagram extract)
• Supply transistor BUT18A becomes defective immediately after switching on the appliance. (with circuit diagram extract)
• When cold, picture takes approx 2.5 mins to appear instead of 15 secs. When warm it takes 20 secs. (part of circuit diagram displayed)
• Cannot be switched to standby. After the first attempt appliance is blocked. (+ extract of circuit diagram)
• Poor field linearity.
• Dark background and a band of colour on the right. (+ extract of circuit diagram)
• Does not switch to standby. Horizontal line. LED blinks . (+ extract of circuit diagram)
• No functions. intermittently.
• Power supply breaks down. (+ extract of circuit diagram)
• OSD partly disappeared from the screen in BL sets. (picture attached)
• High voltage unit is smouldered. (extract of circuit diagram attached)
• Functions but heat sink gets very hot after 10 mins. When put into standby, noise in the PSU. (+ extract of circuit diagram)
• 17V instead of 140V. (part of circuit diagram displayed)
• Line end-stage has no function.
• Dark picture. Picture rolls. Picture shifted to the left. Flickering picture. (picture attached)
• Humming noise from transformer. Line output transistor fails repeatedly. (with circuit diagram extract)
• Line transformer noise. (picture attached) (287269IR tip from SBR)
• Intermittent power supply shut down, the picture goes off for a split second, the display flickering in sympathy.
• No picture. Audio OK . (picture attached)
• Picture is stretched - begins 5cms from bottom of the screen and is missing approx 1cm East/West. Appliance functions. (extract of circuit diagram attached)
• Start with interfering voltage. (extract of circuit diagram attached)
• Power supply is often destroyed when left in standby. (picture attached)
• No TXT. Intermittent green dots or lines through picture. Black screen.
• Retrace lines. intermittently.
• Transistor 7545 (BU508AF) is blown. (part of circuit diagram displayed) (287269IR SBR repair tip)
• Switches off during operation. When it is switched on again crackling is heard from HT. (picture attached)
• PSU has no function.
• No start-up from standby with RC.
• Picture flickers the first 5 minutes. Gradually becomes less but very visible in the dark portions of the screen. (287269IR tips)
• Low contrast. (+ extract of circuit diagram)
• Set does not start-up after implementing SOPS kit. (part of circuit diagram displayed)
• No picture. after a while. White screen. (extract of circuit diagram attached)
• Intermittently blown Wickman fuse 1534.
• Intermittent line and raster synchro. (+ extract of circuit diagram)
• Line output stage periodically fails. (extract of circuit diagram attached)
• No picture. Grey screen. Brightness control works normally. (picture attached)
• Line output transistor fails repeatedly. (with circuit diagram extract)
• BU508 defective after switching channel (when appliance is warm). (picture attached)
• Severe crossover distortion in left channel.
• Poor vertical linearity. Reduced vertical deflection. (extract of circuit diagram attached)
• Discharging noise. via speakers. (287269IR tips)
• Power supply fuse (18A) defective after 1 hr or less. (part of circuit diagram displayed)
• No button operation. intermittently. (part of circuit diagram displayed)
• No light lit. (with circuit diagram extract)
• Goes to blank screen with unlocked TXT lines when TXT selected.
• Lines in picture. on the left.
• Colour flickering during video editing. (287269IR tips)
• Ragged picture.
• No picture. in E-E. Audio OK .
• Snow on screen and no reception. F4 displayed on screen. Green LED lit. (with circuit diagram extract)
• BU508, Q7593 and Q7594 are defective. (picture attached)
• BUT18AF fails repeatedly. (+ extract of circuit diagram)
• Switches to safety mode at approx. 110 V mains voltage. (picture attached)
• No OSD. intermittently. (extract of circuit diagram attached)
• PSU transistor (BUT18A) becomes defective right after start-up.
• BUT11 becomes defective after 3 days of use. (picture attached)
• Distorted vertical lines at top and bottom of monoscope. E/W correction is faulty. (picture attached)
• No sound or picture. Snowy screen (picture with test signal). Vertical interference bars. (+ extract of circuit diagram)
• No quick start pulse. (with circuit diagram extract)
• 100V power supply is approx 35V. (with circuit diagram extract)
• Set dead, power supply refuses to start. Also intermittent start and no standby (picture attached)
• Horizontal deflection BU fails after a few hours.
• Buzz in audio. (part of circuit diagram displayed)
• Picture takes a long time to appear (several mins). (with circuit diagram extract)
• Intermittent failure thyristor 6670 in STANDBY mode. (picture attached) (SBR - 287269IR information)
• BUT11 in power supply defective after few days, or when in standby. (extract of circuit diagram attached)
• Repeated failure of CRT.
• No sound or vision, display going to F1.
• Excessive horizontal size. Picture size varies with picture content. (part of circuit diagram displayed)
• No picture at switch on but after a few minutes picture appears with weak contrast. Picture improves gradually and after approx 30 mins is normal. (part of circuit diagram displayed)
• No picture, only audio via SCART. "Off air" picture displayed.. (part of circuit diagram displayed)
• White picture with flyback lines. (picture attached)
• Tuning drifts. after a while.
• Picture is too big or too small during horizontal amplitude adjustment.
• Stop via RC, no red dot. No start up by pressing simultaneously on the switch and programme of the RC. On the contrary, stop and switch on via the switch functions. (part of circuit diagram displayed)
• Switches immediately to protection mode. Functions OK when protection mode is switched off. (picture attached) (287269IR tips)
• As the set warms up the picture flashes cyan every few seconds. (extract of circuit diagram attached)
• No HT output voltage of 148V. Voltage is present (approx. 158V) when disconnecting HT coils connector. (picture attached)
• Luminance takes a long time to appear. Distorted picture, focus pot does not react sufficiently. (picture attached)
• Interference in picture. No picture. No audio. (picture attached)
• Capacitor 2545 in PSU burns. (part of circuit diagram displayed) (SBR - 287269IR information)
• No picture, only horizontal stripe on top. Picture appears only after a long while. Then picture collapses to a horizontal stripe in the centre.
• Cramped at bottom with slight foldover.
• Undefined Stereo Mono switchover.
• S/C in line output stage (7645). (extract of circuit diagram attached)
• S/C in EHT stage. (extract of circuit diagram attached) (287269IR tips)
• Defective T7545. (extract of circuit diagram attached)
• BUT11AF S/C. (with circuit diagram extract)
• 6cm black bar at bottom of picture.
• Wavy picture. at top. (287269IR tip from SBR)
• No tuning. when cold. (+ extract of circuit diagram)
• Vertical linearity is upwards a little sharp. Picture has shifted upwards. (picture attached)
• No switch on. Noise from loud-speakers and smell of burning. (with circuit diagram extract) (287269IR SBR repair tip)
• Light green picture despite adjusting. Impossible to get red. (with circuit diagram extract)
• CTV switches on but nothing happens. No sound or picture on the traditional aerial. On the contrary in scart with a dish the CTV has a picture but no sound. No automatic search possible. (extract of circuit diagram attached)
• At start up goes immediately into standby. 12C BUS blocks at 5V. (picture attached)
• Local dooming, especially with high contrast. (extract of circuit diagram attached)
• Starts up again then clicks after a few mins. PSU faled again. (extract of circuit diagram attached)
• Shuts down. after a while. LED blinks .
• Picture linearity error. Picture has shifted towards top. Picture folds over at the bottom.
• Works correctly but power supply BUT11 blows after 3 weeks. (part of circuit diagram displayed)
• Weak contrast. No contrast control.
• Reduced horizontal size. intermittently.