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