Troubleshooting

Flowchart 2.6—No Video, Part 1

No Video.

Docking

Station

 

 

 

 

Stand-alone

 

 

Go to

or Docking

 

 

Section 2.7,

Station?

 

 

No Video, Part 2.

 

 

 

Stand-alone

Internal or

 

 

 

 

 

Adjust

external

 

 

 

 

brightness.

display*?

 

 

 

 

 

 

 

 

 

External

 

Internal

 

 

 

Adjust

 

 

A

brightness.

 

 

 

 

 

 

 

Y

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

Y

Video OK?

Done

N

Press lid

switch to ensure

operation.

Y

Video OK?

N

Check for bent pins on cable.

Done

Video OK?

Done

N

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

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

2.Inverter board (if applicable)

3.Display

4.System board

NN

 

 

 

Try

 

Internal and

Replace

 

Video OK?

 

another

 

external

system

 

 

 

display.

 

video OK?

board.

Y

 

 

Y

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Done

 

 

 

Done

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2–16

Maintenance and Service Guide