Table of Contents
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No Tuner Audio Output
DISC PLAY Audio Out
is normal?
YES
L1, L2
Wh
en Input
Audio Out is normal?
YES
IC701 22 pin
ITU_RESET_L is High?
YES
X701 18.432MHz
Clock is Okay?
YES
IC701 - 2 pin
SIF signal is Okay?
YES
Check IC701 and other circuits
NO
Check 'When p laying Disc, No audio output'
NO
Check IC708, IC709 (AUDIO SWITCH)
and other circuit
NO
Check the 5.2V and R724
NO
Check X701,C748, C749
NO
Check TUNER and other circuits
3-7
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