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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: 14
Hitachi
C1420
VT
Crack from LOPTx & st/by only
replace loptx
14-09-04
Hitachi
C1420
VT
No pic/sound
No tuning volts - 33v stab ic faulty
14-09-04
Hitachi
C1420
VT
St/by only
Prot tr Tr7550 faulty
14-09-04
Sharp
C1420
Dead - fuse blown.
STR40090 see Tv mag.
14-09-04
Sharp
C1420
Dead - fuse blown.
Flux on PCB - see Tv mag.
14-09-04
Sharp
C1420
DEAD FUSE GONE + STR40090 US
REPLACE ABOVE + CLEAN FLUX FROM AROUND R711 , 721 C708 + L705
14-09-04
Sharp
C1420
Dead with fuse shattered & STR40090 s/c
Arcing between tracks on pcb between R711 & R721/R711 & C708/L705 junction
14-09-04
Sharp
C1420
Int trip esp on bright pic
Check R623 1M2 & LOPTx
14-09-04
Sharp
C1420
H
Int hum bar on pic & int negative pic
Tuner int - replaced at MCES
14-09-04
Sharp
C1420
H
Int hum on vision sometimes negative pic
Tuner u/s
14-09-04
Sharp
C1420
H
No sound, chan change or tuning
Chan change button had dropped to bits
14-09-04
Sharp
C1420
H
No sound, chan change or tuning
Chan change button dropped to bits
14-09-04
Sharp
C1420
H
No start up
STR40090
14-09-04
Sharp
C1420
H
No tuning - sound or channel change.
Channel change button.
14-09-04
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