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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: 13
Alba
C
TV66
82
Blank raster
TDA8362A in prot mode - C707 in field fback volts supply
14-09-04
Alba
C
TV66
82
Field coll & no sound
No volts at ramp gen pin 43 TDA8362A; R818 22k o/c
14-09-04
Alba
C
TV66
82
Field collapse
R181 22k in 33v supply gone hi
14-09-04
Alba
C
TV66
82
Int then dead
chopper tfmr dry joints
14-09-04
Alba
C
TV66
82 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
TV66
W 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
TV66
W 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
TV66
W1 11AK19
Dead - LOPTx s/c, when replaced, E-W errors
D611 (BY299) was leaky
14-09-04
Goodmans
G
TV66
W1 11AK19
E/W dist
Dry joint C613 12nF, R629 27R safety res o/c, C630 390nF 250v low cap
14-09-04
Goodmans
G
TV66
W1 11AK19
Narrow pic
C630 dry R629 2.7R burnt. Also replace D612 BY228
14-09-04
Goodmans
G
TV66
W1 11AK19
Tripping
Audio O/P IC TDA2615
14-09-04
Goodmans
G
TV66
W1 11AK19B-1
Width reduced & no E-W
C630, R629 2R7 and the BUK444 200A.
14-09-04
Goodmans
G
TV66
WI AK19
Dead with rapid ticking
C630 390nF dry joint, BU2508AF LOPTr s/c
14-09-04
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