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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: 657
Aiwa
VXD2
12
0K
Pin code resetting when lost
unplug set for 1 hour plus. reduce volume to minimum. simultaneuously press Volume down on unit and "7" to reset pin code and customer ID
14-09-04
Akai
CT2
12
5
Comes on with chirping noise & st/by led on then trips out after 1/2 min
C817 100µ 25v
14-09-04
Akai
CT2
12
5
Int blank raster with fb lines
OK when con TD203 on txt pcb removed - TZ01 27Mhz Xtal
14-09-04
Akura
CX
12
Dead set.
IC801 ( STR41090 )
14-09-04
Akura
CX
12
Dead with squealing from PSU.
C412 ( 47uf100v ) o/c.
14-09-04
Akura
CX
12
Field non lin - cramped in centre
Supply to chip only 11v (22V) D813 BA157 leaky tho measured ok
14-09-04
Akura
CX
12
No pic - osd & sound ok
Check contrast setting - reset & store by holding down sw 002 by tuner
14-09-04
Akura
CX
12
No sound or raster - HT rail at 27v normally 112v
C828 ( 47uf 160v ) low.
14-09-04
Akura
CX
12
Psu makes noises
C828 47µ 160v o/c - check all thro pcb wire links
14-09-04
Alba
CTV11/
12
Dead
T301o/c, diode P600A o/c
14-09-04
Alba
CTV11/
12
Dead apart from display & HT
Dry joints T201, Q208 o/c
14-09-04
Alba
CTV11/
12
Int dead
R304 hi res
14-09-04
Alba
CTV
12
Dead - channel display ok
DJs on line driver transformer
14-09-04
Alba
CTV
12
Dead - Int dead - power-on light on.
R304 going high.
14-09-04
Alba
CTV
12
Dead - st/by only
LOPT DRY
14-09-04
Alba
CTV
12
Dead apart from chan display
Dry joints line dr tfmr
14-09-04
Alba
CTV
12
Dead.
T301 o/c , Diode P600A o/c.
14-09-04
Alba
CTV
12
Dead.
Dry joints on line driver transformer.
14-09-04
Alba
CTV
12
Dead. HT supply Ok.
Q208 Faulty.
14-09-04
Alba
CTV
12
No sound or picture channel display lit.
Dry on Line driver or LOPTX
14-09-04
Alba
CTV
12
No sound or picture.
Q208 12v reg o/c can use a TIP41.
14-09-04
Alba
CTV
12
No sound or raster - HT & display Ok.
D/J T201 ( looks Ok ) , Q208 o/c.
14-09-04
Alba
CTV
12
No sound/pic - HT normal
Q208 12v reg tr o/c - TIP 41 works ok
14-09-04
Alba
CTV
12
When removing back cover.
Check for screw inside rear foot ( underside )
14-09-04
Alba
CTV6682 11AK
12
green flyback lines can be seen on the picture, otherwise is Okish
no green output from TDA8362A(2Y), the IC is u/s - caused by intermittently arcing LOPTx (HR6465).
14-09-04
Amstrad
3
12
1N 11AK12
St/by only - psu o/ps present except 12 & 8v
IC301 (CTV352/V1.4) and IC302 (ST24C02AB1).
14-09-04
Amstrad
3
12
8N
Dead
C599 2,200pf s/c, Q101 BUZ90AF s/c, R101 5R6 5w o/c
14-09-04
Amstrad
3
12
8N
Hor black lines thro' pic
C454 10µ 25v o/c
14-09-04
Amstrad
3
12
8NF
Int pic break up
Line dr Tr replaced & increase feed res from 1 to 2k
14-09-04
Amstrad
CTV
12
Weak/no sound
R151 39k near lh edge of pcb o/c
14-09-04
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