HP X1220US, X1027AP, X1026AP, X1023AP Flowchart 2.5-No Power, Part, Troubleshooting, 2-12, items

Troubleshooting

Flowchart 2.5—No Power, Part 4

Continued from

Flowchart 2.4,

No Power, Part 3.

Open

notebook.

		Y
	Loose or		Reseat loose
			components and
	damaged		boards, and
	parts?		replace damaged
N			items.
	Close
	notebook and
	retest.

N

Power on?

Y

Done

Replace the following items (if applicable) in the order given. Check notebook operation after each of the two following replacement steps:

1.Internal DC-DC converter, processor, and system board*

2.Internal AC adapter

*NOTE: Replace these items as a set to prevent shorting out among components.

2–12 Maintenance and Service Guide