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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: 137
Alba
C
TV14
Dead.
Faulty mains transformer
14-09-04
Alba
C
TV14
Dead.
BR401 s/c.
14-09-04
Alba
C
TV14
Distorted sound.
Break in print to C206.
14-09-04
Alba
C
TV14
Frame collapse - no sound
R425 ( 6.8ohm ) O/C , D410 s/c
14-09-04
Alba
C
TV14
Frame collapse.
D410 s/c , R425 ( 6.8R ) o/c.
14-09-04
Alba
C
TV14
No sound.
( 1 ) IC201 ( TBA820M ) , ( 2 ) ICMN1220.
14-09-04
Alba
C
TV14
No tuning
Q101 s/c
14-09-04
Alba
C
TV14
Only memorises enen channel numbers.
IC MN1220.
14-09-04
Alba
C
TV14
R
Field bounce
R317 10k 2W dry ( near line hold preset )
14-09-04
Alba
C
TV14
R
If VOL up used shows row dots as if sound at min
Replace IC601 MN6030
14-09-04
Alba
C
TV14
RS
Frame collapse - no sound.
D410 s/c , R425 ( 6.8R ) o/c.
14-09-04
Alba
C
TV14
RS
No sound & field coll
R425 6R8 o/c, D410 s/c (12v supply from lop)
14-09-04
Alba
C
TV14
RS
Various inc no tuning, sound, dead etc
Cracks in print on front panel
14-09-04
Alba
C
TV14
RS/55
Shows row of dots when vol adj
IC601 MN6030 memory chip faulty
14-09-04
Amstrad
C
TV14
00
Buzzing - intermittent.
Adjustable capacitor on sound IF subpanel.
14-09-04
Amstrad
C
TV14
00
Col flickers/fback lines
F o/p tr Q702 coll only 32v (62v) - C739 100µ o/c
14-09-04
Amstrad
C
TV14
00
Dead
Fusible R529 0R68 1w Pt no 242741
14-09-04
Amstrad
C
TV14
00
Dead - int
Crack in print between pin 6 LOPTX and R749
14-09-04
Amstrad
C
TV14
00
Dead - int dead.
Drys around STK.
14-09-04
Amstrad
C
TV14
00
Dead - int.
Line transistor Q705 collector connection o/c.
14-09-04
Amstrad
C
TV14
00
dead except for slight buzz
HT ok but not reaching lop tr - break in print between lopt pin 11 & lop tr
14-09-04
Amstrad
C
TV14
00
Dead lop tr s/c
Dry joints line dr tfmr T701
14-09-04
Amstrad
C
TV14
00
Dead with whine from psu
dry joints line dr tfmr
14-09-04
Amstrad
C
TV14
00
Flyback lines & colour flickering
C739 ( 100u f ) o/c
14-09-04
Amstrad
C
TV14
00
Flyback/Txt lines at top of screen
C739 100µ 50v hi esr
14-09-04
Amstrad
C
TV14
00
int dead
dry joints lop tr (look ok by sight)
14-09-04
Amstrad
C
TV14
00
Int Dead
IC502 STR451 gets hot - T501 chopper tfmr faulty
14-09-04
Amstrad
C
TV14
00
Int line sync on chan change
D715 & D704 faulty
14-09-04
Amstrad
C
TV14
00
Int pic - once a week touch
Int A1 due to LOPTx faulty
14-09-04
Amstrad
C
TV14
00
Int sound level & buzz
Adj cap on sound if sub panel
14-09-04
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