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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
Panasonic
Alpha 3 Alpha 3
No sound - dark blank raster.
C1251 ( 10nf ) leaky , main microcontroller & memory chips.
14-09-04
Sanyo
A3A CEP1495
Negative pic
IC101 LA7680
14-09-04
Sanyo
A3A20 SEP6022
White raster with lines
C562 22µ 250v
14-09-04
Sanyo
CAQO3002W A3A14
No sound - ok thro' SCART
IC101 LA7680
14-09-04
Sanyo
CBP3012
A3-A
14
Picture blanks out intermittently
Check for dryjoints at transistor Q241 ( 2SA1015 ) which is in the luminance signal feed between the LA7680 jungle chip and the
14-09-04
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Last SM download : ELV GmbH 200VA
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