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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
Philips
GR2.4AA
Dead - dry joints scan coil panel
Also damaged -1534 315mA fusible, 3570 6R8 resistor, 6560 LL4148 diode, 6561 BZX79-C68 zener & 7545 BU508AF LOPTr
14-09-04
Philips
GR2.4AA
Dead set with beep beep from psu
Dis plug M71 & check for 150v at coil L5631. If ok check LOP stage - LOPTr, LOPTx, F1534 o/c fuse, 6546 BY226 leaky (will have damaged diodes 6560 LL4148) & 6561 BZX79C68)
14-09-04
Philips
GR2.4AA
Dead with hissing/crackling
dry joints scan coil plug
14-09-04
Philips
GR2.4AA
No raster - sound & EHT OK - loptr overheats
Scan coils s/c due to dry joints on small pcb on scan coils
14-09-04
Philips
GR2.4AA
Screen went green & blinked out
R3374/3434 1k5 o/c, R3431 180R, R3372 270R o/c, Tr7364 BF422 leaky on crt base. Caused by leakage in crt cured by rejuvenation
14-09-04
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