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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
Marconi
481
6 1590
Sync - no line or frame sync.
VT7 ( BF197 )
14-09-04
Marconi
481
6 Port B&W
Sync - side way pulling - lack of line sync.
VT7 ( BC197 ) , C85 , W7 , W8 , VT21 , VT22.
14-09-04
Matsui
1
481
SMEARING ON VIDEO AND STRIATIONS ON LEFT OF PICTUR
C431 DRY
14-09-04
Matsui
1
481
VERY DISTORTED SOUND
R354 39K
14-09-04
Matsui
1
481
B
R/C lockout
R158 (ICP401 315mA fuse) o/c
14-09-04
Matsui
1
481
B
Red weak
C964 1µ 50v on crt base
14-09-04
Matsui
1
481
B
Sound very low
CF301 6Mhz filter in IF cct dry joints
14-09-04
Matsui
1
481
B
STUCK ON ONE CHANNEL NO REMOTE OPERATION
R158 ( SHOWN AS 315MA FUSE ICP401 )
14-09-04
Matsui
1
481
B
Trapezium distortion
Scan coils s/c due to corrosive glue
14-09-04
Matsui
1
481
B
VERY LOW SOUND
DRY JOINTS ON 6MHZ FILTER CF301 ( IF SECTION )
14-09-04
Matsui
1
481
B
WEAK RED
C964 ( 1uF , 50V )
14-09-04
NEI
1
481
TX
Dead
L802 dry joints, R802 270k o/c
14-09-04
NEI
1
481
TX
Dead - ok on dummy load
Dry joints around D805
14-09-04
Panasonic
TC
481
INT LOSS SIGNALS
R545 DRY
14-09-04
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