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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: 1771
Ferguson
TX90
No pic - sound ok
C191 22µ in lop stage
14-09-04
Ferguson
TX90
No pic aft 10 mins
QT01 27Mhz crystal
14-09-04
Ferguson
TX90
No pic if A1 advanced watery image
R231 ( 143K ) o/c
14-09-04
Ferguson
TX90
No picture - blank raster with A1 up high.
R171 ( 270k )
14-09-04
Ferguson
TX90
No picture after ten minutes.
Check 27Mhz crystal QT01 on text PCB.
14-09-04
Ferguson
TX90
No picture or sound - tripping.
TR107 & D110 s/c.
14-09-04
Ferguson
TX90
No picture or sound fuse o/c - height reduced
R144 , IC102 ( TDA4500 )
14-09-04
Ferguson
TX90
No picture.
R231 ( 143k )
14-09-04
Ferguson
TX90
NO REMOTE FUNCTIONS
CHECK "FACTORY SET FREQ ADJ" INSIDE REM
14-09-04
Ferguson
TX90
No remote opertion.
IC Microcontroller IC IR01 ( ST639b1/kv )
14-09-04
Ferguson
TX90
No RGB.
LOPTX
14-09-04
Ferguson
TX90
No S/V
TR112 ( T9064 ) o/c
14-09-04
Ferguson
TX90
No signals
Try SL1432 before condeming Tuner
14-09-04
Ferguson
TX90
NO SOUND
R509 1R8 OC
14-09-04
Ferguson
TX90
no sound
C165 47µ o/c
14-09-04
Ferguson
TX90
No sound - blank raster - patterning.
C121 ( 10nf ) s/c.
14-09-04
Ferguson
TX90
No sound - low video - contrast weak.
IC804.
14-09-04
Ferguson
TX90
No sound - no volts pin 11 IC102.
C123 s/c.
14-09-04
Ferguson
TX90
No sound - slight patterning - blank raster.
C121 ( 10nf ) s/c.
14-09-04
Ferguson
TX90
No sound & frame sync.
R241 ( 33k ) o/c , T103 core missing.
14-09-04
Ferguson
TX90
No sound & reduced height.
R144 , TDA4500.
14-09-04
Ferguson
TX90
No sound & sync if brightness control is used
T103.
14-09-04
Ferguson
TX90
No sound or frame sync.
Core of L103 missing , R241 ( 33k ) o/c.
14-09-04
Ferguson
TX90
No sound or picture - CH1 lights.
TR902.
14-09-04
Ferguson
TX90
No sound or picture - faint line whistle.
Print o/c pin 10 to collector of LOP transistor.
14-09-04
Ferguson
TX90
No sync
C125 68n o/c
14-09-04
Ferguson
TX90
No sync.
C125 ( 68nf ) , No volts on pin 28 IC102 R236 or R241 o/c.
14-09-04
Ferguson
TX90
OVERVOLTING / XRAY etc
POT CIRCUIT - 39K / 47K
14-09-04
Ferguson
TX90
Partial frame collapse & flicking lines.
DJ on field o/p transistors.
14-09-04
Ferguson
TX90
Picture has ripple on verticals.
C189 o/c.
14-09-04
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