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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: 6
Bush
WS6671 11AK19
3 RGB test lines only showing
FOP chip TDA8351 & check for dry joints
14-09-04
Bush
WS6671 11AK19
Dead - no LED display
Replace Q802 BUZ91A ( MTP6N60 ) & D823 ( BA157)
14-09-04
Bush
WS6671 11AK19
Lack of width & R629 (2.7ohm) in EW circuit o/c
C630 (560nf) - read OK
14-09-04
Bush
WS6671 11AK19
P4
Narrow pic
R629(2R7 1/3 watt fusible) plus DJ on C630.
14-09-04
Bush
WS6671 11AK19
P4
Narrow pic
Dry joint/ o/c C630 560n; R629 27R? Safety o/c, L604 reads 3R (correct), Q603 PHF9NQ20T replaced - used BUK444 200A in lieu
14-09-04
Bush
WS6671 11AK19
P4
Width excessive
Q603 (9NQ20T or BUK444-200 or MTP6N60E)
14-09-04
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