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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: 16
Alba
CT
V12
Dead - channel display ok
DJs on line driver transformer
14-09-04
Alba
CT
V12
Dead - Int dead - power-on light on.
R304 going high.
14-09-04
Alba
CT
V12
Dead - st/by only
LOPT DRY
14-09-04
Alba
CT
V12
Dead apart from chan display
Dry joints line dr tfmr
14-09-04
Alba
CT
V12
Dead.
T301 o/c , Diode P600A o/c.
14-09-04
Alba
CT
V12
Dead.
Dry joints on line driver transformer.
14-09-04
Alba
CT
V12
Dead. HT supply Ok.
Q208 Faulty.
14-09-04
Alba
CT
V12
No sound or picture channel display lit.
Dry on Line driver or LOPTX
14-09-04
Alba
CT
V12
No sound or picture.
Q208 12v reg o/c can use a TIP41.
14-09-04
Alba
CT
V12
No sound or raster - HT & display Ok.
D/J T201 ( looks Ok ) , Q208 o/c.
14-09-04
Alba
CT
V12
No sound/pic - HT normal
Q208 12v reg tr o/c - TIP 41 works ok
14-09-04
Alba
CT
V12
When removing back cover.
Check for screw inside rear foot ( underside )
14-09-04
Amstrad
CT
V12
Weak/no sound
R151 39k near lh edge of pcb o/c
14-09-04
ITT
CT
V12
04 CVC1204
Dead.
Blows BU508 at switch on , check C701 for s/c.
14-09-04
Pye
37K
V12
12
Crackle/popping on sound esp when tapped
Removing TDA7052, cleaning print & replacing cured fault
14-09-04
Pye
37K
V12
42/05B GR1AX
Buzzes , HT correct ( 95v ) .
L5524 OC.
14-09-04
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