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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: 21
Bush
2151
T
Ringing/whistling from PSU above normal pic
C115 22µ 35v & C116 10µ 35v leaky
14-09-04
Bush
2151
T
WHISTLES
C115 22u 35v C116 10u 35v IN POWER SUPPLY
14-09-04
NEI
2151
Bright raster with fb lines with noisy LOPTx
R731 on crt base o/c & check col decoder chip
14-09-04
NEI
2151
( Indiana 10 Indiana
Bright raster and flyback lines.
R73 1 on the CRT base panel was open-circuit , removing the supply to the RGB output stages with this fault you sometimes have
14-09-04
NEI
2151
TX
Dead - 1.6a fuse blown.
D802/805 ( 1N4007 ) s/c.
14-09-04
NEI
2151
TX
Distorted sound.
TDA8503
14-09-04
NEI
2151
TX
Tripping.
D804 ( BY398 ) s/c.
14-09-04
Panasonic
TC
2151
R
dead
CHECK R802 180K, R818 150K
14-09-04
Panasonic
TX
2151
Dead apart from low tweating noise
HT ok but LTs low - Q803 s/c 2SD1272
14-09-04
PANASONIC
TX
2151
T
DEAD
CHECK R802 AND R818 IN POWER SUPPLY 150K, 180K
14-09-04
Panasonic
TX
2151
T
dead
CHECK R802 180K, R818 150K
14-09-04
Panasonic
TX
2151
T
Field - partial collapse
33v tuning reg IC012 s/c
14-09-04
Sony
BE-2A KVM
2151
U
pic flashing B&W and lines on pic
DJ on LOPTx earth connection
14-09-04
Sony
BE2A KVM
2151
Int shut down with 300v present on chopper chip
Change STR power chip
14-09-04
Sony
BE2A KVM
2151
U
Arcing LOPTx effect on pic with accompanying sounds
C606 in psu dry joint
14-09-04
Sony
BE2A KVM
2151
U
Dead with psu blow up
IC601 STR54041 chopper chip (use genuine), Q601 BC637-16, R601 3R3 10w, R611 120k & F601
14-09-04
Sony
KVM
2151
U
Col flicker on & off
Bad joint LOPTx earth
14-09-04
Toshiba
2151
DB
No line or field sync
IC501 TDA8361
14-09-04
Toshiba
2151
TB
goes dead ofter 5-10 min
Q831 2SC1815 leaky
14-09-04
Toshiba
2151
TB
stuck in stby
QA10 2SC1815Y or 2SC1740 leaky (reset for Micro ICA01 pin 43)
14-09-04
Toshiba
2151
TB C4ER
Trips off aft few secs - HT high
HT rose to 150v (115v) C817 22u 100v o/c
14-09-04
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