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Solving network problems – HP dc5700 User Manual

Page 191

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Service Reference Guide, dc5700

437804-001

D–27

Troubleshooting Without Diagnostics

Solving Network Problems

These guidelines do not discuss the process of debugging the network cabling.

Solving Network Problems

Problem

Cause

Solution

Wake-on-LAN feature is

not functioning.

Wake-on-LAN is not

enabled.

Enable Wake-on-LAN.

1. Select Start > Control

Panel.

2. Double-click Network

Connections.

3. Double-click Local Area

Connection.

4. Click Properties.

5. Click Configure.
6. Click the Power

Management tab, then

select the check box to Allow

this device to bring the

computer out of standby.

Network driver does

not detect network

controller.

Network controller is

disabled.

1. Run Computer Setup and

enable network controller.

2. Enable the network controller in

the operating system via the

Device Manager.

Incorrect network driver.

Check the network controller

documentation for the correct driver

or obtain the latest driver from the

manufacturer’s Web site.

Network status link light

never flashes.

The network status

light should flash

when there is

network activity.

No active network is

detected.

Check cabling and network

equipment for proper connection.

Network controller is not

set up properly.

Check for the device status within

Windows, such as Device

Manager for driver load and the

Network Connections applet

within Windows for link status.

Network controller is

disabled.

1. Run Computer Setup and

enable network controller.

2. Enable the network controller in

the operating system via Device

Manager.

Network driver is not

properly loaded.

Reinstall network drivers.

System cannot autosense

the network.

Disable auto-sensing capabilities

and force the system into the correct

operating mode.