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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: 7
Hitachi
CPT
248
8
Blanked out pic apart from strip at top & bottom - improves with heat
C574 100µ 40v in field timebase
14-09-04
Hitachi
CPT
248
8 Sal k
BLANKED OUT PIC EXCEPT FOR TOP AND BOTTOM OF SCR
C574 100mfd , 40v
14-09-04
Hitachi
CPT
248
8 Sal K
DEAD NO/LOW START UP 8.5v ON PIN 8 LF0059
TRY DIAC OR TB541 BC557
14-09-04
Panasonic
Alpha 1 TX
248
2
Line foldover then dead with LOPTr 2SD1441 s/c
Check for dry joints line dr trfmr & LOPTx
14-09-04
Panasonic
TX
248
2
Dead - LOPTr s/c
Replaced LOPTr, R567 1A cct prot o/c, 1R2 2w resistor from S3 on sec of smps trfmr (27v driver supply)
14-09-04
Panasonic
TX
248
2
No sound - OSD & SCART I/p OK
TDA4505M (used TDA4505E + mod).
14-09-04
Philips
25MK
248
0
no raster EHT oK
T7966 BC558 in beam lim
14-09-04
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