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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
Mitsubishi
CT25A4ST
X
Buzzing on LH speaker only
C909 - increase to 1000µ
14-09-04
Mitsubishi
CT25A4ST
X
DEAD
REPLACE TEA2261, D909 AND Q552
14-09-04
Mitsubishi
CT25A4ST
X
Impurity - degaussing faulty
Replaced o/c Q903 JC501R - used BC639 in lieu (same pin out) - in degaussing relay driver.
14-09-04
Mitsubishi
CT25A4ST
X
NO SOUND, TEXT OR NICAM
FIT IC702 KIT
14-09-04
Mitsubishi
CT25A4ST
X CT29A
DEAD , NO LINE DRIVE , CHECK FOR MOMENTARY VERY low
REQUIRES FEEDBACK FROM LINE STAGE OR WILL SHUT DOWN. O.C. PIN , CHECK FOR VERY LOW AMPLITUDE PULSE , ON SCOPE , REPLACE DRIVE TRAN
14-09-04
Mitsubishi
Euro 12
CT25A4ST
X
Field lin
C454 4µ7
14-09-04
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