HP 6200 Pro A2W44UT#ABA, 6200 Pro H3D90USABA manual Appendix D Troubleshooting Without Diagnostics

Network driver does not detect network controller.

Cause	Solution
Network controller is disabled.	1.	Run Computer Setup and enable network controller.
	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.

Network status link light never flashes.

NOTE: The network status light is supposed to flash when there is network activity.

Cause	Solution
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.
Diagnostics reports a failure.
Cause	Solution

The cable is not securely connected.

Ensure that the cable is securely attached to the network connector and that the other end of the cable is securely attached to the correct device.

The cable is attached to the incorrect connector.	Ensure that the cable is attached to the correct connector.
There is a problem with the cable or a device at the other end	Ensure that the cable and device at the other end are
of the cable.	operating correctly.
Network controller interrupt is shared with an expansion	Under the Computer Setup Advanced menu, change the
board.	resource settings for the board.
The network controller is defective.	Contact an authorized service provider.

294 Appendix D Troubleshooting Without Diagnostics