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Flowchart 2.6-no video, part 1, Flowchart 2.6—no video, part 1 –17, Flowchart 2.6—no video, part 1 – HP zx5000 User Manual

Page 51: Flowchart, 6—no video, Part 1, Flowchart 2.6—no video, part 1 a, Yn n

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Troubleshooting

Maintenance and Service Guide

2–17

Flowchart 2.6—No Video, Part 1

A

N

Stand-alone

or

Port replicator?

No video.

Replace the following one at a time. Test after each replacement.

1. Cable between notebook and notebook display (if applicable)

2. Inverter board (if applicable)

3. Display

4. System board

Internal or

external

display*?

Adjust

brightness.

Video OK?

Done

Port

replicator

Internal

Stand-alone

External

Adjust brightness.

Video OK?

Done

Y

Press lid

switch to ensure

operation.

Video OK?

Done

Y

N

Video OK?

Done

Done

N

Check for bent

pins on cable.

Try

another
display.

Internal and

external

video OK?

Replace

system

board.

Y

Y

N

N

*NOTE: To change from internal to
external display, use the hotkey
combination.

Y

Go to

“Flowchart 2.7—No

Video, Part 2.”