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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
Fidelity
CT
M200
0R
Loss of sync when heated
C100 33µ 250v HT res cap (HT still measured ok at 119v)
14-09-04
Fidelity
CT
M200
0T
Tripping
10nf lop tuning cap burn up & BU508A lop tr leaky
14-09-04
Hikona
R
M200
2
Crackle on sound unaffected by vol setting
check 47µ tant coupling cap under IF screening can
14-09-04
Hikona
R
M200
2
No sound
IC101 TA7680 Audio o/p chip pin 1 (vol cont) should read 5.8v at min vol & 0v at max. Was not varying - Q201 faulty - BC238 does
14-09-04
Hikona
R
M200
2
No sound.
Q201 ( BC238 ) but diff legout , TA7680
14-09-04
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