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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: 22
Alba
C
TV6
00
Int shut down
crack in print near chassis fixing screw (emitter chopper tr to R914 near Q904 heatsink)
14-09-04
Alba
C
TV6
00
SHUTS DOWN INT
CRACK IN PCB BY MOUNTING SCREW NEAR Q904 HEATSINK
14-09-04
Alba
C
TV6
682
Blank raster
TDA8362A in prot mode - C707 in field fback volts supply
14-09-04
Alba
C
TV6
682
Field coll & no sound
No volts at ramp gen pin 43 TDA8362A; R818 22k o/c
14-09-04
Alba
C
TV6
682
Field collapse
R181 22k in 33v supply gone hi
14-09-04
Alba
C
TV6
682
Int then dead
chopper tfmr dry joints
14-09-04
Alba
C
TV6
682 11AK12
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
Goodmans
G
TV6
6W 1 11AK19
Blank raster
small RGB panel on CRT pcb had broken print (not surprising as it gets a lot of physical strain)
14-09-04
Goodmans
G
TV6
6W 1 11AK19
Bright white raster at sw on then trips off
No volts to TDA6107Q RGB o/p chip on crt base as 47R safety res R914 on base o/c - dry joint on A1 conn of crt base & others probably caused it
14-09-04
Goodmans
G
TV6
6W1 11AK19
Dead - LOPTx s/c, when replaced, E-W errors
D611 (BY299) was leaky
14-09-04
Goodmans
G
TV6
6W1 11AK19
E/W dist
Dry joint C613 12nF, R629 27R safety res o/c, C630 390nF 250v low cap
14-09-04
Goodmans
G
TV6
6W1 11AK19
Narrow pic
C630 dry R629 2.7R burnt. Also replace D612 BY228
14-09-04
Goodmans
G
TV6
6W1 11AK19
Tripping
Audio O/P IC TDA2615
14-09-04
Goodmans
G
TV6
6W1 11AK19B-1
Width reduced & no E-W
C630, R629 2R7 and the BUK444 200A.
14-09-04
Goodmans
G
TV6
6WI AK19
Dead with rapid ticking
C630 390nF dry joint, BU2508AF LOPTr s/c
14-09-04
Goodmans
G
TV6
9W3 11AK19
Switching from Nicam to Mono then no sound
VL301 on Nicam PCB
14-09-04
Goodmans
G
TV6
9W3BLU4 11AK19pro
R629 value
2R7 in 28" 4:3; 27R in 28" widescreen; 44R in 32" widescreen
14-09-04
Intel
C
TV6
000
Dead
Mains fuse o/c; 2x mains rects s/c
14-09-04
NEI
C
TV6
1R
int op
dry joints start up positor & D805 1N4007
14-09-04
NEI
C
TV6
1R
tuning drift from cold
ZTK33 D001
14-09-04
Waltham
TV6
00
No frame - sound ok.
A1 up gives no frame , R122 3.3R ( white ceramic case ) O/C
14-09-04
Waltham
TV6
00
No raster due to field collapse
R122 3R3 o/c
14-09-04
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