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Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair
Make
Model
Problem
Solution
Date
Found: 5
Sony
BE-3B KVX2982U
blank raster/ distorted frame, R509,R510 burning
zener BZV85C15 on print side between pins 4 and 5 IC1852 s/c; R510, R509 0.47R 0.25W (124944311)
14-09-04
Sony
BE-3B KVX2982U
text mode reverts to TV mode after 10 min
it is Ok for older software versions
14-09-04
Sony
BE3B KVX2982U
Dead with components exploded in psu
IC600 STRS6708, IC601 TLP721, R601 1k burnt, Q601 2SC3852A s/c, D603 6.8V zener o/c, R644 100R o/c, IC602 SE135N s/c pins 2-3.
14-09-04
Sony
BE3B KVX2982U
No sound or pic - if A1 advanced OSD shows with e-w errors
The +12V supply down to +2V. IC605 12V regulator u/s.
14-09-04
Sony
BE3B KVX2982U
St/by only aft initial burst of EHT - disabling trip makes no difference
EEPROM IC002 & FOP chip TDA8179 (To disable prot dis D505)
14-09-04
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