TC2243 / PANASONIC [TV]

• No RC functions. (with circuit diagram extract)
• The station indication does not work. (picture attached)
• IC1203 resets repeatedly.
• Dead. Buzzing noise from PSU.
• The picture disappears, is snowy and the appliance cannot be programmed. The storage is lost. (+ extract of circuit diagram)
• The picture jumps vertically or the synchronisation is missing. (part of circuit diagram displayed)
• White picture with flyback lines.
• Bright raster with flyback lines. (+ extract of circuit diagram)
• There are lines in the picture. (+ extract of circuit diagram)
• After fitting memory modification kit (XFMK 606001) the appliance will sometimes come on with 'standby' LED and one 'Bal' LED illuminated (when switched on from cold). (extract of circuit diagram attached)
• Intermittently width will vary. Intermittently set goes off (trips). (extract of circuit diagram attached)
• Intermittent flashes of colour.
• No function, or the remote control does not work. (with circuit diagram extract)
• Channel and volume change at random. (with circuit diagram extract)
• Appliance comes on in standby permanently or intermittently when mains switch on the appliance is used. (+ extract of circuit diagram)
• Intermittent start up in standby. (TC2243 tip from PANASONIC)
• Excessive brightness. (TC2243 tip from PANASONIC)
• Lack of width
• No sound or picture, 00 in LED display (+ extract of circuit diagram)
• No sound or vision and 00 shown in the display. (picture attached)
• Light screen with flyback lines. Colour varies (white, red, blue, yellow etc). (extract of circuit diagram attached)
• No sound or picture blank raster. (with circuit diagram extract)
• No raster.
• Snow in raster. LED flickers during tuning scan. (extract of circuit diagram attached)
• Intermittent channel change and change in volume. (+ extract of circuit diagram)
• White image.
• No colour, black lines and the TXT is no longer correct.
• No sound or vision. Channel display functions normally. Tube heaters come on. (service info for PANASONIC -TC2243)
• No sound. No sync.
• Low HT and squealing noise coming from power supply. (picture attached)
• Loss of memory.
• Excessive brightness with flyback lines.
• TXT does not respond to RC. (picture attached)
• Dead. No line drive. PSU makes a noise.
• The picture is too dark and the sound is low. (with circuit diagram extract)
• Blank raster. (with circuit diagram extract)
• Faint, dull screen, no colour. (+ extract of circuit diagram)
• Raster is red or green. (with circuit diagram extract)
• Dead. Squealing power supply. (+ extract of circuit diagram)
• After approx fifteen minutes, screen would go bright blue with flyback lines, then go off completely.
• The picture is intermittent, tuning goes off. (picture attached)
• Cannot switch on. (PANASONIC - TC2243 information)
• Standby light on, high pitched screaming noise. HT low at approx 47v instead of 121v or 119v depending on screen size. (with circuit diagram extract)
• The picture disappears or the video text does not work.
• Set dead with a zinging noise coming from the power supply. (with circuit diagram extract)
• After approx 1 hour lines can be seen horizontally. (with circuit diagram extract)
• A line of text intermittently appears half an inch from the top.
• Tuning information will not store.
• Switches on and turns off again. (extract of circuit diagram attached)
• Bright screen with flyback lines, colour varies (eg white, red, blue, yellow etc). (part of circuit diagram displayed)
• There are lines in the picture, the TXT disappears or there are flash back lines and stops at TXT.
• Video is missing and raster blank. (PANASONIC - TC2243 information)
• Dead. (part of circuit diagram displayed)
• No audio. No picture. (picture attached)
• Remains in TXT or fails. (PANASONIC - TC2243 information)
• Struggles to switch on and only manages to do so after many attempts.
• Blank silent raster.
• Dead. LED displays 00. (part of circuit diagram displayed)
• Dead. PSU squealing. (with circuit diagram extract)
• The picture is intermittent, no colour, and no function. (extract of circuit diagram attached)
• The picture is intermittent, the tuning goes off. (picture attached)
• The stations are intermittent. (+ extract of circuit diagram)
• Power supply does not function properly, beeps. 00 on display. 300V present. (extract of circuit diagram attached)
• Burst of life at switch on the appliance goes into protection mode.
• Brightness varies. (part of circuit diagram displayed)
• No brightness.
• The storage disappears.
• Signals are missing.
• No functions. (+ extract of circuit diagram)
• Line pairing effect, whistling noise from back of TV. Pitch varies with contrast/brightness. (picture attached) (TC2243 tips)
• Parts of the screen on the top or bottom are slightly shaded (looks like parity error). (picture attached)
• The video text does not function.
• Intermittently refuses to come out of standby. (with circuit diagram extract)
• No volume, brightness ie cannot be adjusted. (+ extract of circuit diagram) (TC2243 tip from PANASONIC)
• No picture. (with circuit diagram extract)
• No heaters. No picture. (extract of circuit diagram attached)
• When appliance is cold, rattling sound from the power supply trafo and thin horizontal lines in the picture. When appliance warm, then the rattling sound changes to a whistling sound, which disappears later and the thin lines also.
• Stuck in standby. (+ extract of circuit diagram) (service info for PANASONIC -TC2243)
• No TXT.
• Vertical wavy picture. (with circuit diagram extract)
• No sync. No sound.
• Set dead (display showing 00). (with circuit diagram extract)
• Flyback lines at top of screen, cannot adjust out. (extract of circuit diagram attached)
• The picture is blurred and has no colour. (with circuit diagram extract)
• No sound or picture, LED display shows 00. (extract of circuit diagram attached)
• The picture is too dark, snowy and intermittent. (with circuit diagram extract)
• Colour, contrast and brightness cannot be adjusted. (with circuit diagram extract)
• Severely defocused and overbright picture. (+ extract of circuit diagram) (TC2243 tips)
• No EHT and intermittent no picture from cold.
• Raster is blank, sound missing or noisy. (extract of circuit diagram attached)
• No memory.
• Variable levels of brightness. (part of circuit diagram displayed)
• Bright screen on one side or the other. (part of circuit diagram displayed)
• The remote control does not work. (with circuit diagram extract)
• After switch on sometimes there is snow and no sound. No display. In fault conditions voltages present on the storage target.
• Top has field foldover. (+ extract of circuit diagram)
• No tuning. (picture attached)
• Line output transistor swings A1 voltage after being replaced.
• Ragged verticals, whistling power supply. (+ extract of circuit diagram)
• Picture bowing at sides. Possibly intermittent. (extract of circuit diagram attached)
• Does not start up, 300V present in the PSU. No s/c in the secondary. In the primary the voltages and resistors are correct as are also the transistors. No signal on the base of the power supply BU and no voltage. (with circuit diagram extract) (PANASONIC - TC2243 information)
• Sides of picture bow, can be intermittent. (extract of circuit diagram attached) (PANASONIC - TC2243 information)
• Set comes on for a brief time.
• Does not switch to TXT.
• No picture. No sound. Raster OK. (part of circuit diagram displayed)
• Flyback lines at top of screen after warm up. (picture attached)
• Intermittent failure to start up. 00 on display. (with circuit diagram extract)
• The appliance starts scanning spontaneously, runs across the stations but does not loose the storage. (+ extract of circuit diagram)
• Overbright raster with flyback lines. (extract of circuit diagram attached)
• The picture turns negative and is snowy after sometime. (picture attached)
• The picture disappears, is snowy or the appliance cannot be programmed. The storage is lost completely. (picture attached)
• Overloaded line output stage.
• No start-up. (extract of circuit diagram attached)
• Appliance is dead, display lights up.
• Lines in picture. (+ extract of circuit diagram)
• Lines in picture, TXT fails or flyback lines and stops on TXT.
• Picture turns green when sound turned up.
• The video text does not function,the picture disappears.
• Set dead with R551 in feed to the line output stage is o/c. (picture attached)
• When using the On/Off switch picture appears for a second but appliance does not start up. (+ extract of circuit diagram)
• No picture. Occasionally has a reduced image. (PANASONIC - TC2243 information)
• Intermittent tuning and no search. (with circuit diagram extract)
• The appliance whistles but does not start up.
• Horizontal hold is missing. (part of circuit diagram displayed)
• Synchronisation is missing or weak.
• At first, white picture with flyback lines, then normal picture but brightness varies. (+ extract of circuit diagram)
• The picture disappears, (bright screen)
• Appliance is dead, when switched on there is no sound. (picture attached)
• Intermittent disappearing of the memory (channel and picture setting). Picture cannot be adjusted, channels can be adjusted. (part of circuit diagram displayed)
• Vertical jitter. (with circuit diagram extract)
• Dead set with zinging noise from power supply and ht voltage is ok.
• The remote control does not function, the appliance goes to standby, jumps to video or is intermittent after operating for some time. (extract of circuit diagram attached)
• Intermittent tuning, with loss of tuning and/or no search. (with circuit diagram extract)
• No picture, only snow. (picture attached)
• Sound and picture are missing, raster ok. (picture attached)
• No picture. No sound. Display shows "00".
• Sawtooth disortion in TT. Poor synchronisation.
• Purity error or 'Doming'. Cause: Scan coils are not seated firmly against 'Bell' of CRT (30AX CRT).
• No picture. Sound is normal. Either permanent or intermittent.
• One side of screen too bright. (with circuit diagram extract)