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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
Cascade
TV
511
Tripping
Sparking between scan coils - replaced & fop chip AN5521
14-09-04
Cascade
TV
511
T
Dist sound
Tweak reqd on sound trap coil
14-09-04
Cascade
TV
511
T
Trips at sw on with crack - high HT
C909 47µ ZD402 12v zener s/c & R422 o/c
14-09-04
Grundig
CUC4
511
Thin hum bar causing cogging
TDA8140 faulty or C527
14-09-04
Hitachi
C24W
511
TN
Int reverts to st/by
R959 15k was making int contact with the board (production fault)
14-09-04
Hitachi
C28W
511
N
Int trips
HT pot 1k, 68k feed res & check for dry joints
14-09-04
Sony
AE1 KVM2
511
U
When adj HT
Make sure you adj correct preset - the one near FOP chip - NOT the st/by HT one in psu
14-09-04
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