Pioneer x-rsm400dvh, Service Manual

Page: 29 / 69

3-8
11. TUNER/TAPE/PORTABLE FUNCTION PART CHECK
NO
YES
YES
NO
Refer to SMPS troubleshooting
Check A D E C K head input
IC2 0 1 _ pin32, 3 9 and B D E C K
head input IC2 0 1 _ pin34, 3 7
Check IC2 0 1
( H A1223 7 ) _ pin1 6
12V input
YES
Check
IC2 0 1 _ pin5,2 6
output signal
YES
Check
IC2 0 1 pin14
mute operation
YES
Check IC2 0 1
Check A/B
D E C K head input
TAPE PLAY PART
CHECK
NO
Replace head wire and
tape D E C K mechanism
NO
Replace IC2 0 1
YES
OK
YES
OK
NO
Check IC2 0 2 _ pin1 0 "H IG H"
YES
Check IC2 0 2
NO
Replace IC2 0 2
YES
OK