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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: 4
Samsung
CI5070AN
no line drive. HT 125V Ok, but 15V supply to jungle IC low
C808 150uF 400V
14-09-04
Samsung
CI5070AN
US60A
Dark pic
D503 1N4003 diode hi res - check o/p from 12v reg IC802 - it may be low confirming faulty part
14-09-04
Samsung
CI5070AN
US60A
Dead with whistle
All HT supplies appear correct but only 241v across mains rect as it was faulty
14-09-04
Samsung
CI5070AN
US60A
Int loss of sound & blank raster
D801 or 2 1N4003 12v reg supply diodes go hi res.
14-09-04
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