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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
JVC
1480
Dead - When main micro sus
check blue ceramic 3 legged filter
14-09-04
JVC
1480
proc module faulty
caused by 3 legged ceramic filter
14-09-04
JVC
1480
tuner drift
check sm comps
14-09-04
JVC
1480
EK
Stuck in st/by (timer light?)
22µ sm cap in stn select module had leaked & broken track between pin 2 of the IC and L001 choke.
14-09-04
JVC
C
1480
Tuning drift
C016 0µ47 sm in thick film module
14-09-04
JVC
C
1480
EK
dead
mains at CON3 but not at LF901 choke. Cracked print by chassis support
14-09-04
JVC
C
1480
EK
St/by only - No HT at LOP
No 5v o/p pin 15 of Stn select module tho' 5v I/p at pin28 & -30v I/p at 34 - module faulty (Pt no SBX-M903A(E) ?44.82 + VAT WVE
14-09-04
JVC
C
1480
EK
tuner drift or failure to store chans
station select module SBX-M903A - check sm caps
14-09-04
Matsui
1480
Contrast control has no effect - no remote.
Standby transformer O/C.
14-09-04
Matsui
1480
Dark pic
C509 470µ 16v
14-09-04
Matsui
1480
DARK PICTURE
CHECK 10V LINE FOR 50HZ C509 ( 47uF )
14-09-04
Matsui
1480
Dead
STR50103A o/c also can be caused by R502/3 330k start up res o/c
14-09-04
Matsui
1480
Dead
STR50103 o/c - no other faulty components
14-09-04
Matsui
1480
Dead.
Replace STR50103 , SR2M , 2SD2105 , 6R5 7W.
14-09-04
Matsui
1480
Int no teletext & blank raster.
Replace X901 6MHz Xtal.
14-09-04
Matsui
1480
No raster or sound.
Replace line IC & clean the film on the nearby print.
14-09-04
Matsui
1480
No remote or LED lights - contrast con U/S.
Standby transformer O/C.
14-09-04
Matsui
1480
No signals
T101 pri winding o/c
14-09-04
Matsui
1480
No sound or raster.
Replace line IC & clean the film on the nearby print.
14-09-04
Matsui
1480
No sound or raster.
Check for sticky film around line chip.
14-09-04
Matsui
1480
No sound/raster - no line drive
Clean sticky glue around line osc chip
14-09-04
Matsui
1480
Partial field collapse
µ1378H field o/p chip faulty
14-09-04
Matsui
1480
PICTURE DARK ADJUSTING A1 CONTROL HELPS BUT STILL
C509 470uF 16v
14-09-04
Matsui
1480
STILL DEAD AFTER REPLACING D508 ( R2M ) , STR50103 A
Q108
14-09-04
Matsui
1480
STUCK IN STANDBY
C107 DRY
14-09-04
Matsui
1480
A
Dark pic with no brightness control
C483 4µ7 50v in beam lim
14-09-04
Matsui
1480
A
Dead after replacement of usual components
Q108 2SB698E power sw tr connected to pin 2 IC501 leaky. Can use BC327 in lieu
14-09-04
Matsui
1480
A
Dead with whine
D506 R2M diode leaky, pic now present with thin red vert line down lh side of screen. C509 470µ 35v was cause. Also replaced C507 100µ 160v leaky
14-09-04
Matsui
1480
A
INT NO PIC
CONNECTIONS TO TEXT PCB SUSPECT
14-09-04
Matsui
1480
A
Int pic blank
Dry joints txt panel connector CD902
14-09-04
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