Denon AVR-X4100W

NO
NO
NO
Is IC901 (TOP256YN) damaged?
Are there the damage in IC901 / D9001
/ D9002 / D9003 / D9004 / C9004?
Repair the short circuited area(s) by the
soldering of the PCB.
Check the damage of each part.
Replace the damaged part(s).
Replace the damaged parts.
Has a fuse (F9001) broken?
Are there any short circuits caused by
the soldering of the PCB?
Are any parts damaged?
Replace the IC901 (TOP256YN) and
D9001 / D9002 / D9003 / D9004.
DC 5V is not output.
YES
YES
YES
YES
YES
YES
6. SMPS
115