HP R4003XX, R4000, R4001XX, R4012US, R4025US, R4150EA manual Flowchart 2.20-No Network/Modem Connection

Troubleshooting

Flowchart 2.20—No Network/Modem Connection

No network

or modem

connection.

N

Network

or modem jack

active?

Y

Y

Digital

line?

N

Replace jack or have jack activated.

Connect

to nondigital

line.

N

NIC/modem

configured

in OS?

Y

Disconnect all

power from

the notebook

and open.

Reseat NIC/modem

(if applicable).

Reload

drivers and reconfigure.

Y

Network

or modem connection working?

N

Replace NIC/modem

(if applicable).

Y

Network

or modem connection working?

N

Replace

system

board.

Done

Done

2–28 Maintenance and Service Guide