75
NO
NO
NO
Is there damage in IC601
(TOP258MG)?
Is there the damage in D6001-D6004?
Repair the solder short part of the PWB
board.
Check the damage of each part.
Replace the damaged parts.
Replace the parts of damage.
Is the fuse (F6001) blown?
Is there solder short circuit in the PWB
board?
Is there a damaged part?
Replace the IC601(TOP258MG) and
D6001-D6004.
DC 5V is not output.
YES
YES
YES
YES
YES
YES
6. SMPS