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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: 36
B & O
MX
150
0
INT GOES INTO SEEK
MOMENTARY SWITCH NEAR MAINS SWITCH INT SC ( REMOTE CONTACT )
14-09-04
B & O
MX
150
0
Won't tune
TRANSISTOR 7070 LEAKY BC548
14-09-04
B & O
MX
150
0 78XX
raster but no sound or picture.
ICP1640 ( 630mA ) o/c.
14-09-04
Bush
150
0
Brightness excessive with little control
D406 1N4148 o/c
14-09-04
Bush
150
0
Off tune & won't stop in search
T101 vis detector coil replaced
14-09-04
Bush
150
0
Stuck on 1 chan with no response to R/C
Check front controls & aux contacts on mains sw for leak (Check for black glue)
14-09-04
Bush
150
0
Weak, washed out pic - no sync
Q104 2SC1815
14-09-04
Decca
145 /
150
No frame.
R434 ( 1.2R ) o/c by LOPTX.
14-09-04
Decca
150
Col fault - like hanover bars
acc decoupler C516 4µ7 u/s
14-09-04
Decca
150
Colour - alternate bars of colour & no colour
AGC decoupler C516 ( 4.7uf )
14-09-04
Ferguson
150
0
Contrast - excessive.
R136 high.
14-09-04
Ferguson
150
0
Frame - collapse after 1 min.
Crack in track of R104.
14-09-04
Ferguson
150
0
Frame - height excessive.
C89 ( 1u f ) o/c.
14-09-04
Ferguson
150
0
Loss of picture.
Faulty ring trap.
14-09-04
Ferguson
150
0
No picture or sound with visible raster.
Tube evacuation pip.
14-09-04
Ferguson
150
0
No sound & only faint modulation.
Pin 3 on tuner shorting against earth tag.
14-09-04
Ferguson
150
0
No sync.
VT7.
14-09-04
Ferguson
150
0
Sound hum.
C56 , C28 , C12 , C38 , C52.
14-09-04
GEC
C
150
2
Frame - roll if sound level is increased.
R817 ( 0.82R ) high feed to TBA820.
14-09-04
GOODMANS
5
150
RC
DEAD
REPLACE C666 150MFD160V
14-09-04
Goodmans
5
150
RC
Dead - no HT
C666 150µ 160v
14-09-04
Goodmans
5
150
RC
Dead with faint whine/tick
L652 33µ coil HT feed in lop stage dry joints
14-09-04
ITT
CT2500 CVC1
150
Dead.
TR716 , 715 , D685 s/c , caused by TR731 ( BC328-52 ) s/c , D714
14-09-04
ITT
CVC1
150
Dark picture.
D402 ( IN4148 ) Leaky.
14-09-04
Matsui
2
150
TX
St/by only - no HT to LOPTr
Dry joints L603 - looks ok
14-09-04
Matsui
2
150
TX
STUCK IN STANDBY
CHECK HT FEED TO LINE OUTPUT TRANSISTOR IF NONE CLEAN AND RESOLDER L603
14-09-04
Matsui
2
150
TX
Stuck in standby.
CHECK L603 FOR DRIES
14-09-04
Samsung
C
150
12Z
DRIFTS OFF TUNE
R116 ( 120K )
14-09-04
Schneider
150
0
Dead.
T860.
14-09-04
Sharp
DV5131H DV5
150
NO CHROMA AFTER CHAN. CHANGE OR SLOW TO LOCK AFTER
ADD 8.2M RES. BETWEEN PINS 25 - 39 OF IC801
14-09-04
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Last SM download : sharp gf939
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