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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
B & O
2500
LX2802
Int reverts to st/by briefly with blank raster on return
Tr6 - use BC338-40 as replacement - checks ok out of cct
14-09-04
B & O
L
2500
Servicing the L2500
Picture on cover & layout.
14-09-04
B & O
L
2500
L
Stuck in standby.
BU508 s/c.
14-09-04
B & O
LX
2500
37XX
NO STBY LED SET STUCK IN STBY
C14 470uF 16v OC
14-09-04
B&O
L
2500
psu shutdown
line dr tr 4TR15 BC328-25 o/c b-c
14-09-04
Grundig
CUC
2500
Sometimes switches to St-by. Eventually does not startup at all.
Replace TDA3640 chip
14-09-04
ITT
CT
2500
CVC1150
Dead.
TR716 , 715 , D685 s/c , caused by TR731 ( BC328-52 ) s/c , D714
14-09-04
Sony
KV
2500
WX
Field poor lin & top/bottom foldover
C558 560µ
14-09-04
Toshiba
2500
DBT
poor field lin
C317 2µ2 next to fop chip heatsink
14-09-04
Toshiba
2500
TB
CHOPPER TRANSISTOR SC
CHECK R810 330k
14-09-04
Toshiba
2500
TB
Dead int - esp when chassis slid in & out
check resistor not touching audio o/p chip heatsink
14-09-04
Toshiba
2500
TB
Field - top of pic stretched
C303 2µ2 o/c
14-09-04
Toshiba
2500
TB
Field lin
C303 2µ2 50v in field drive near pin 32 TA8659
14-09-04
Toshiba
2500
TB
If chopper tr sc check R810 330k out of cct
Ht should be set for 145v
14-09-04
Toshiba
2500
TB
int clock stops on teletext
resolder xtal XF01 13.875 on U101 text board
14-09-04
Toshiba
2500
TB
PICTURE VISIBLE FOR FEW SECS WITH SCAN FAULT THEN
R448 2.7ohm HIGH Toshiba 4984279 ( 12v TO TAA8659AN FALLS TO ABOUT 8v )
14-09-04
Toshiba
2500
TB
SEVERE CHROMA PATTERNING FROM COLD REDUCES AS SET
C515 22uF OC
14-09-04
Toshiba
2500
TB
VIBRATION FROM CABINET
REFIT BUTTON ASSY. ADD FELT ( TAPE AVAILABLE FROM TEC DEPT ON REQUEST )
14-09-04
Toshiba
2500
TB5
CLOCK STOPS ON TEXT HOLDING PAGE SELECTED
DRY JOINTS ON XF01 ON TEXT PCB
14-09-04
Toshiba
2500
TBT
Field scan distorted
C317 2µ2 50v
14-09-04
Toshiba
2500
TBT
POOR EW IC361 HOT
D368 30v ZENER OC
14-09-04
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