6. SMPS
DC 5V is not output.
Is IC601 (TOP268VG) damaged?
NO
Has a fuse (F6001) broken?
NO
Are there any short circuits caused by
the soldering of the PCB?
NO
Are any parts damaged?
YES
Replace the IC601 (TOP268VG) and
D6001 - D6004.
YES
Is there the damage in D6001 - D6004?
YES
Repair the short circuited area(s) by the
soldering of the PCB.
YES
Check the damage of each part.
46
YES
Replace the damaged part(s).
YES
Replace the damaged part(s).