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51GT-25S
Broken
Check Q701,
D718, C718
and
Q601
Broken
Check D708,
C711
and IC701
All manuals and user guides at all-guides.com
TROUBLESHOOTING TABLES.
NO FUNCTION(NO SOUND AND NO PICTURE)
Not light
Check F701,
R703 and
Q701
Normal
Check D724
Normal
Check Q601,
D708
and C711
IC1002
Is D1011
(LED) on a
light?
Yes, red
Check Q711
emitter
voltage
Approx. 3.3 V
Check C206
Voltage
Approx. 8 V
Check Q709
emitter
Voltage
Check IC201, IC1001,
28
Approx. 0 V
Check R737,
D713,Q704,
IC1001 and
IC1003.
Approx. 0 V
Check R204, Q209
and Q500.
Approx. 0 V
Check R737, D755,
Q709 and IC1001.
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