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TV Repair Tips

PANASONIC

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Size Model Chassis Symptom Problem Description Fix
36CT35G21UNA5 PowerIntermittent shutdown, then powers onResolder relay
36CT36G24A VideoDark Pic, increasing G2 doesn’t helpC354 (on CRT board, .001/2kV)
36CT36HL53G Videohorizontal width pulled in with foldover on rightC521 (.22uF/200V)
36CT36HX41E  Video Picture shifted to right 4 inches replace Q755 and C521
36CT36SL13 VideoDark picture after power outagemenu settings corrupted. Hold action and power buttons for factory reset
36CT36SW31 Videobad or no pin correctionC524, C755, C757, R517, R246, R517, Q702.
36CT36SX31 Videopic shifted to right with a bow on left side with black barBd TNP2AH026S
36CT36SX31 Videopic shrinks and loses color as set warms upC832 (220uF/16V)
40PT40LC12LCDPowerFilter clogged after replacing it, and unit shuts offVerify voltage using service jig #LSYF0532. If in range of 70 to 111,unit is OK. If lower than 70, reset the adjustment.
40PT40LC12LCDPowerno power up, LED blinks 2 timesLamp cover switch (LSEP3052A)
40PT40LC12LCDPowershuts down, ballast smells burntreplace bad lamps, and new ballast
40PT40LC12 LampResetting the lamp Timer after lamp replacementTurn the TV on. Press and hold the volume down button on the front panel. Press the remote control?s PIP/VTR button in at the same time. After 10 seconds, it will reset
40PT40LC12 PowerUnit shuts down after 2 minutes, LED blinks 3 timesR2901, R1211
40PT40LC12 Videodark screenreplace bulb
42TH42PA20U Powerintermittent shutdown, LED blinks 5-7 timesIC551 (#C5HABZZ00123)
42TH42PZ77UPlasmaDeadDead, 7 blink codeReplace SC board or check transistors Q641 through Q654
43PT43LC64 Service Modecan't exit service modepress RECALL twice. Press and hold volume down on the TV and the recall button on the remote for 5 seconds
43PT43LCX64 VideoPic solarizationCable (#LSJA0467)
45PT45LC12LCDPowerShuts down, ballast smellsreplace lamp and ballast
45PT45LC12LCDPowershuts down within 5 minutesP2305 connector, may just need to be reseated
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Warning

: Don't kill yourself.  If you do, don't blame us...  We totally warned you.  These tips are intended for qualified service technicians that know what they're doing.  Unqualified persons should never service their own equipment.  Televisions contain very high voltage that could kill you.