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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
Panasonic
Alpha 4
TX25X1
No pic - sound ok
TDA3654 FOP I.C. and 800mA fuse next to it
14-09-04
Panasonic
Alpha 4
TX25X1
PSU o/ps die aft brief period at sw on with field coll noticed
VDP3108-A-29 vid/deflect proc chip - NLA. Fit replacement kit with alternative chip
14-09-04
Panasonic
Alpha 4
TX25X1
Stuck in st/by perm
STR56041M PSU chip brought back life to psu but FOP chip & Audio O/P chips both faulty as well as IC1213 micro which, when replaced, gave no sync - IC501 TDA2579B also faulty
14-09-04
Panasonic
TX25X1
Int goes to st/by
check 2 x 270k in pri psu & STR54041
14-09-04
Panasonic
TX25X1
No sound or r/c
Check leads in connectors E22 & E19 are not reversed
14-09-04
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