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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
Goldstar
CF25C22F
CF28C22F
Dead - no line drive - 150v HT ok
SCL & SDA missing at pins 4 & 5 IC503. Replace X01N on Nicam pcb or IC03N if that doesn't cure it
14-09-04
Goldstar
CF25C22F
CF28C22F
Dead Q801 chopper tr s/c
Reduce R810 from 12k to 6k8
14-09-04
Goldstar
CF25C22F
CF28C22F
Dead with relay chattering
Change R308 to 33R 3w, D401/402 to RU4DS & X501 to pt no 156-A05B
14-09-04
Goldstar
CF28C22F
Dead - all psu volts present - lop tr hot
C405 0µ22 400v bulged & leaky (checked ok out of cct)
14-09-04
LG
CF28C22F
etc
Field collapse
Fit mod kit KITPC33J (7 parts inc)
14-09-04
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