HP R4025US, R4000, R4001XX, R4003XX, R4012US, R4150EA, R4100 Flowchart 2.4-No Power, Part, External

Models: R4010US R4127US R4150EA R4000 R4003XX R4025US R4100 R4012US R4001XX

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Troubleshooting

Flowchart 2.4—No Power, Part 3

Continued from

“Flowchart

2.3—No Power,

Part 2.”

Plug directly

into AC outlet.

Y

Power LED

on?

N

Done

Reseat AC adapter

 

 

 

in notebook and

 

 

 

at power source.

 

 

 

Y

 

 

 

Power on?

Done

 

 

N

 

External

 

N

 

 

 

Power outlet

Try different

Internal or

Replace external

external AC

AC adapter.

active?

outlet.

adapter?

 

Y

 

Internal

N

 

 

Go to

 

Replace

 

“Flowchart

Power on?

 

2.5—No Power,

power cord.

 

 

 

Part 4.”

 

 

 

Y

 

 

 

Y

 

 

 

Power on?

 

 

Done

Done

 

 

N

 

 

 

2–12

 

Maintenance and Service Guide

Page 40
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HP R4025US, R4000, R4001XX, R4003XX, R4012US, R4150EA, R4100, R4127US, R4010US manual Flowchart 2.4-No Power, Part, External