Daewoo DTD-14D3 ME Service Manual page 55

5. NO MAIN SOUND (PICTURE OK)
CHECK VOLTAGE AT PIN
OF I601
NORMAL
CHECK SIGNAL AT PIN
1,2,14,15 OF I601
ABNORMAL
CHECK SIGNAL AT PIN
4,12 OF I601
ABNORMAL
CHECK SIGNAL AT PIN
7,26 OF I602
ABNORMAL
CHECK SIGNAL AT PIN
3,5 OF I602
ABNORMAL
CHECK SIGNAL AT PIN
49 OF I501
ABNORMAL
CHECK SIGNAL AT PIN
56 OF I501
ABNORMAL
CHECK SIGNAL AT PIN
3 OF I501
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ABNORMAL
NORMAL
NORMAL
NORMAL
NORMAL
NORMAL
NORMAL
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TROUBLE SHOOTING CHARTS
CHECK / REPLACE
D817,L601
CHECK / REPLACE
P602A,P602B
CHECK / REPLACE
I601
CHECK / REPLACE
C622,C626
CHECK / REPLACE
I601
CHECK / REDPLACE
Q603,C602,C604
CHECK / REPLACE
I501
APPENDIX