HP dx7500 - Microtower PC User Manual

Solving Network Problems
Some common causes and solutions for network problems are listed in the following table. These
guidelines do not discuss the process of debugging the network cabling.
Table C-12 Solving Network Problems
Wake-on-LAN feature is not functioning.
Cause Solution
Wake-on-LAN is not enabled. To enable Wake-on-LAN in Windows XP:
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.
To enable Wake-on-LAN in Windows Vista:
1. Select Start > Control Panel.
2. Under Network and Internet, select View network
status and tasks.
3. In the Tasks list, select Manage network connections.
4. Double-click Local Area Connection.
5. Click the Properties button.
6. Click the Configure button.
7. Click the Power Management tab, then select the check
box to Allow this device to wake the computer.
Network driver does not detect network controller.
Cause
Solution
Network controller is disabled. 1. Run Computer Setup and enable network controller in
Advanced > Onboard LAN.
2. Enable the network controller in the operating system via
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.
170 Appendix C Troubleshooting Without Diagnostics

HP dx7500 - Microtower PC Specifications

General

Memory	Up to 8 GB DDR2 SDRAM
Form Factor	Microtower
Power Supply	300W
Processor	Intel Core 2 Duo, Intel Pentium Dual-Core, Intel Celeron
Storage	SATA hard drives up to 500 GB
Optical Drive	DVD-ROM or DVD+/-RW
Graphics	Integrated Intel Graphics Media Accelerator 3100, Optional discrete graphics cards
Audio	Integrated High Definition Audio
Network	Integrated Gigabit Ethernet
Expansion Slots	1 PCI Express x16, 2 PCI Express x1, 1 PCI
Ports	USB 2.0, serial, parallel, VGA, audio in/out
Operating System	Windows Vista Business, Windows XP Professional, FreeDOS
Weight	Approx. 22 lbs (10 kg)