TLG1447 / NIKKAI [TV]

• Travelling humbar on right of screen. Visible from bottom of screen to approx 1/2 way up.
• Tuning drift or AFC not controlling.
• Goes to TXT but frame jitters. (TLG1447 tips)
• No colour.
• OSD cramped.
• Audio IF.
• No signal at base of horizontal driver transistor.
• Tuner.
• Distorted output.
• No operation.
• Low height, no picture unless A1 turned up, no tuning function.
• Fine dot interference.
• No start-up.
• No display or functions.
• No voltage at +12V line.
• No sync TXT OK.
• Power supply.
• No TXT, only page number displayed.
• No OSD or no OSD colours.
• No startup contacts but powers up ok anyway.
• Vertical collapse. (TLG1447 tip from NIKKAI)
• Bright screen. Switches off.
• No picture.
• Amplitude faults (super sandcastle pulses shape).
• CRT flash over. (TLG1447 NIKKAI repair tip)
• Tripping at 1Hz, chirping sound. (NIKKAI - TLG1447 information)
• Faint blank raster with flyback lines, noticeable only when first anode supply turned up.
• Defective keyboard matrix.
• Uncontrollable HT.
• AFC control. Tuning drift.
• No tuning. OSD OK .
• Cannot set one gun cut off.
• No raster. Audio OK .
• Stuck in standby. intermittently.
• Unable to adjust cut off point of one of the three guns (red, green or blue) of CRT.
• Sweep tuning faults, keeps sweeping.
• Blank, lit raster with flyback lines.
• Excessive bright screen with only one colour (often blue). Intermittent fault with colour pulses shape.
• One of the primary colours (RGB) is missing.
• TXT not synchronised.
• R1329 (33R) blown.
• Snow in picture.
• Humbar on vertical scan.
• Defective band switching. (TLG1447 tip from NIKKAI)
• Switches to standby. after a few minutes.
• Line frequency incorrect.
• AGC control, picture overload.
• Excessive bright screen with only one colour (often blue).
• Slow start-up. (TLG1447 tips)
• Picture shifted vertically. Unable to adjust it to the correct position.
• Colour decoder, non TXT (TDA3565).
• Red light on, no other functions.
• Attempts to start up, without success.
• HOT inoperative.
• Flashover protection mode.
• R1329 (33R) fusible O/C. On non TXT only.
• RC handset.
• Stuck in standby.
• Indiana 200 chassis.
• Cannot set all cut offs. (TLG1447 tips)
• One colour flashing or full on.
• No vertical deflection.
• Line phasing or picture shift incorrect.
• If appliance is switched off after warming up and switched on again after a short time, PSU does not start up. Switches on correctly in cold conditions.
• Reduced vertical deflection. Blank raster.
• Raster too wide/narrow.
• Starts up without start up contacts.
• Excessive brightness. Flyback lines. (TLG1447 tip from NIKKAI)
• Dead, channel indicator lit but no picture.
• Low gain. Looks like tuner.
• Defective sync and too much contrast in picture.
• Unable to adjust cut off point of the three guns (red, green or blue) of CRT. (service info for NIKKAI -TLG1447)
• Goes to TXT mode but no data on screen.
• Destruction of line output stage. (TLG1447 tips)
• Picture jitters vertically and horizontal deflection line pairing (two by two).
• No TXT. Headers OK.
• Vision buzz in audio.
• Low gain.
• No start-up. intermittently.
• Tripping. (NIKKAI - TLG1447 information)
• Vertical output IC400 (TDA3653).
• Audio output.
• AGC fault, overloaded picture.
• Not coming out of standby, unless mains button is held in.
• F800 blown.
• OSD jittering.
• Poor sync and excessive gain on picture.
• Dead or intermittently dead.
• Audio.
• Width fluctuations.
• Faulty TXT. (TLG1447 tip from NIKKAI)
• Slow tuning and slow function.
• Noise bars on PB picture.
• No OSD or wrong colours.
• Short frame jump.
• One colour, blue, full on.
• No line, no picture.
• No standby unless mains switch is held in. (TLG1447 NIKKAI repair tip)
• No functions, display stuck.
• Low/ high EHT.
• Intermittently appliance is dead or trips.
• No audio.
• Blank raster. after start-up. TXT OK .
• EHT low.
• No TXT. Bar in top left of screen when TXT is selected.
• No TXT.
• Shows as going into standby.
• Hum in audio.
• TCR panel microcontroller IC300. (service info for NIKKAI -TLG1447)
• Low gain.
• Two or three buttons not operating.
• No synchronisation.
• No or low energy output.
• Works ok from cold, but will not switch back on when warm.
• Control buttons.
• Defective vertical frequency.
• Unable to store data in memory. Correct display indication. (service info for NIKKAI -TLG1447)
• One of user controls (contrast, brightness or colour) is defective.
• Super sandcastle.
• No memory storing, also fast sweep on first pass.
• New CRT has been fitted.
• Q800 S/C.
• Power supply failure.
• Not storing memory.
• Horizontal stages.
• Low audio.
• No channel storing.
• Line pairing and vertical jitters.
• No energy transferred, but 20ms bursts of pulses.
• Incorrect or ineffective functions.
• Negative picture. Appliance switches to TXT mode.
• TXT.
• Tuning drifts.
• Vertical oscillator, no output.
• Poor linearity. Reduced vertical size.
• HOT dead.
• No volume, contrast, brightness and saturation functions. (TLG1447 tip from NIKKAI)
• No line drive.
• No vertical drive signal at pin 3 of IC100.
• TV appears to go to standby.
• Video blanked out unless height increased, then no sync.
• IF jungle IC100. TDA4505 and TDA8305.
• Takes several attempts before appliance switches on. (TLG1447 tip from NIKKAI)
• No EHV.
• Defective picture horizontal centering (incorrect operation of horizontal phase control).
• No output, RC.
• Super sandcastle.
• Switches to standby.
• Horizontal pulse section of the super sandcastle oscillogram is incorrect.
• Reduced raster height. Picture not visible.
• Horizontal oscillator.
• Not storing.
• Horizontal driver, no output.
• Erratic functions. (TLG1447 NIKKAI repair tip)
• Incorrect power supply operation.
• Tuning control, not tuning but OSD progresses.
• Modification to replace TDA4505 with TDA8305.
• Vertical frequency incorrect.
• Poor power up.
• No RC functions.
• No memory store on first attempt.
• Blank raster.
• Dead. (TLG1447 tips)
• CRT base.
• Tuning point shifted.
• Tuner band switching.
• Returns to TXT but with floating header.
• Colour decoder TXT (TDA3561A).
• Resistors R416 and R438 are blown.
• Q800 overheats.
• Striations.
• Noisy picture and or video smearing.