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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
Hitachi
CPT2158
NP85
CQMk2
Poor pic - dark & streaky
ZD801 3v3 zener on crt base leaky
14-09-04
Hitachi
NP85
Appears dead but voltages on tube base
D920 , D919 in psu dry jointed or oc.
14-09-04
Hitachi
NP85
Teletext - coming over Tv picture.
IC2101 ( SAA1272 ) , SAA1251.
14-09-04
Hitachi
NP85
CQ
blank raster no sound
TDA4505 no vid o/p chip faulty TDA4505E will work
14-09-04
Hitachi
NP85
CQ
Dead - normal volts at crt base
Dry joints D920, 919 in psu
14-09-04
Hitachi
NP85
CQ
No sound
TDA4505 -2Y chip faulty - Mod kit reqd to use TDA4505E
14-09-04
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