Pioneer VSX-C302-S, Service Manual

Page: 88 / 106

VSX-C302-S
88
1 2 3 4
1 2 3 4
C
D
F
A
B
E
Step 5
End
Replace IC8201.
Replace IC8201.
Is SPDIF signal coming?
(be different with Function)
IC8201
IC8502-pin2
Yes
Check the other assemblies.
Check the OPTICAL IN line .
(Optical Input Jack or Connectors)
Check the other assemblies.
(periphery of microcomputer )
No
Check
the DVD/CD
(pin 7).
Yes
No
Check
the OPTICAL IN
(pin 48).
Yes
Yes
No
Is
MCKO1 (pin 23)
outputting it?
No
Is
LRCK (pin 24)
outputting it?
Replace IC8201.
Yes
No
Is
SDTO (pin 25)
outputting it?
Replace IC8201.
Yes
No
Is
BCK (pin 26)
outputting it?
Replace IC8502 or X8501.
Yes
No
Is
20MHz clock
outputting it?
Yes
No
Is input
signal of PDN
(pin 31) "H"?
Is output
signal of INT0
(pin 36) "H"?
Yes
No
Do not
oscillate of XTO
(pin 29)?
Yes
No
Note:
X8201 oscillates
only in analog input.