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Flowchart 2.5—no power, part 4 – Compaq 2800 User Manual

Page 36

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Troubleshooting

Maintenance and Service Guide

2–15

Flowchart 2.5—No Power, Part 4

Y

N

Continued from

Section 2.4,

No Power, Part 3.

Reseat loose

components and

boards and

replace damaged

items.

Open

computer.

Loose or

damaged

parts?

Y

Close

computer and

retest.

Power on?

Done

N

Replace the following items (if applicable).
Check computer operation after each
replacement:

1. Internal DC-DC converter*
2. Internal AC adapter
3. Processor board*
4. System board*

*NOTE: Replace these items as a set to

prevent shorting out among components.

268135-002.book Page 15 Thursday, October 24, 2002 4:10 PM