2-4
No 32VA
Replace the F901
(Use the same fuse)
YES
YES
NO
Is the F901 normal?
Replace the BD901
YES
NO
Is the BD901 normal?
Replace the TH902
YES
NO
Is the TH902 normal?
Replace the D941
YES
NO
Are the D941 normal?
Replace the IC949
YES
NO
Is there about 2.5V
at the IC949?
Is the Q904 Normal?
Check or Replace the Q904
YES
YES
NO
Is Vcc (18V - 25V)
supplied to C903?
Power line of AMP PCB is short
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