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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: 9
Saisho
CM250R
Buzz on sound
After all attempts failed to cure, replacing tuner fixed it
14-09-04
Saisho
CM250R
Int losing sound/pic
TV/Video slide sw on back of set int
14-09-04
Saisho
CM250R
No controls operate apart from Ch+/Ch-
st/by button on set jammed in
14-09-04
Saisho
CM250R
No sound/pic - Field collapse
No 12v at pin 2 TA7698 field chip; R408 o/c, D408 leaky
14-09-04
Saisho
CM250R
No sound/pic with field collapse
R428 1k2 in startr up cct overheating - D405 & R408 1R were faulty
14-09-04
Sony
AE1 KVM2511U
When adj HT
Make sure you adj correct preset - the one near FOP chip - NOT the st/by HT one in psu
14-09-04
Sony
AE1C KVM2531
Col int
Replace sub carrier trimmer with 22pF fixed cap
14-09-04
Sony
AE1C KVM2531U
Bands across screen
Dry joints IC604
14-09-04
Sony
KVM2541U
Stuck on 1 chan & no R/C response
2 x resistor packages (4 x 10k) on pluggable tuner/IF/proc board ref RA2 & RA3 - resoldering provided cure
14-09-04
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