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TV Repair Tips

SONY

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Size Model Chassis Symptom Problem Description Fix
27KV-27S42BA-4DPowerDead with 4 blinksD612 (8-719-110-17 or RD10ESB2)
27KV-27S42BA-4DVideoPic out of sync and pulls to the leftQ571
27KV-27S45 BA-4PowerShuts down, due to bad Vertical IC R561 (.47ohm), IC541 (TDA8172)
27KV-27TS35 LN-1 Audio audio distortedMM201 (#SBX1638-11)
27KV-27TS35 LN-1 Tuner tuner drifts in and out replace tuner with rebuilt tuner
27KV-27V42 BA-4DAudio Buzz Buzz in Audio Add cap (.47uF/50V) between pins 4 and 5 of IC401
27KV-27V42 BA-4DPicture Trapezoid pin distortion D522 (#8-719-991-33, on A board)
27KV-27V42 BA-4DSound Sound takes a while to come on C641 (2200uF/25V, on A Board)
27KV-27XBR95S PowerDeadD1409 (#8-719-110-96, A board)
29KV-29XBR85ANU-1PowerRelay clicks, but no B+ from power supplySTR6301A, and test power supply for bad caps
29KV-29XBR85ANU-1Powerwont power upC664 (1000uF/35V), Q653
30KV-29XBR85ANU-1PowerNo raster, No audio, HV is presentIC1502 on D board
30KV-29XBR85ANU-1VideoNo Video or Audio, but has OSDResolder IC3201 (#875914204, on the P board)
30KV-29XBR85ANU-1PowerDead, might be intermittentresolder R554 on A board
32KDL-32L5000 RemoteNo response from RemoteC9113
32KV-32FS10AA-2VideoVery faint video on light gray screenIC354
32KV-32FS10AA-2Videono colorIC1001 (D/A converter #8-752-058-68)
32KV-32FS10AA-2Videointermittent horizontal pie crustingL505 (#1-406-976-11, 68uH, on A board)
32KV-32FS10AA-2Videono color, picture good but in Black & WhiteIC1001 (CXA1315M, D/A converter #8-752-058-68)
32KV-32FS120BA-6DeadDeadD534 on A-Board
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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.