Sony RMT-D254A Service Manual page 71

Component output error
Check
No
8AC9,8AC 10,
8AC11
Yes
No
Check 8AIC 1
(Pin # 11,12,13)
Yes
Check peripheral parts of 8AJK 2
Check VCC of MIC 1 and peripheral
parts of Clock oscillation
AXTAL
Check VCC and peripheral parts of
8AIC 1
6-8