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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: 11
JVC
AV
295
X1EK
Pic Narrows - esp on Txt
R553 5R6 o/c or dry joints & check D553 BYD330 for s/c
14-09-04
Protech
7
295
Field collapse
No volts pin 33 TDA8362A (field ramp) - R810 22k o/c
14-09-04
Protech
7
295
No sound
TDA1521A Audio o/p chip u/s due to C380 1000µ 35v s/c
14-09-04
Protech
7
295
Tuning drift
Tuning volts varies due to C504 0µ1 leaky
14-09-04
Protech
7
295
11AK12
Field collapse
R818 22k 1w in 33v line o/c
14-09-04
Sony
AE-1C KVX
295
2U
dead, chopper Tr s/c
C611 47uF 50V, Q602 872920902
14-09-04
Sony
AE-1C KVX
295
2U
flyback lines on the top
C532 100uF 50V
14-09-04
Sony
AE2B KVE
295
3C
Flashes 3 times
Tuner PLL fault - dry joint just above the innermost chip in the tuner module
14-09-04
Sony
AE3 KVX
295
2
Low contrast when cold - comes ok but with fb lines
R805 1.2ohms gone high on 200 volt supply to tube base
14-09-04
Sony
KVX
295
2Y
FRAME CRAMPED WITH FLYBACK LINES
REPLACE C532 100MFD50V
14-09-04
Toshiba
C2
295
B1
PICTURE FADES OUT INT
R920 ON TUBE BASE DRY
14-09-04
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