Sony RDR-VX511 Service Manual page 107

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AUDIO MISSING IN
EE MODE
(VCR Section)
VCR STOP MODE
L1/L2
INPUT CHOICE
MODE
TUNER
NO
IC4M01-57pin
AUDIO SIGNAL
CHECK C4M28
INPUT
YES
NO
CHECK CHECK CLK, DATA
IC601 IC4M01-37, 38pin
T E
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YES
NO
IC4M01-78, 80 pin
AUDIO SIGNAL
YES
CHECK NO
IC801-48, 60 pin
C4M43, C4M44,
AUDIO SIGNAL
R4M16, R4M17
YES
CHECK
C821, C827
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(VCR Section)
IC801-44, 46,
CHECK
NO
56, 58pin Audio C819, C820,
C825, C826
signal input
YES
NO
IC4M01-51 pin
CHECK
3.58MHz C4M47
YES
Change
IC4M01
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AUDIO MISSING IN
(VCR Section)
REC MODE
CHECK
AUDIO MISSING
IN EE MODE
MONO
MISSING AUDIO
MONO
HIFI
NO
IC501-9, 71
CHECK
AUDIO SIGNAL R523, R524, R525, R511
YES
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NO
IC501-37, 38
CHECK
CLK, DATA
R509, R510
YES
NO
IC501-78, 80
CHANGE
AUDIO SIGNAL IC501
YES
NO
IC501-26
CHECK
AUDIO FM
C511, R506 CHANGE IC501
YES
CHECK CYLINDER
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