IBM 201 manual Troubleshooting the Alacritech Quad-Port 10/100 Ethernet adapter, Indicator lights

Table 10. Intel PRO 1000 XT Server adapter troubleshooting chart (continued)

Adapter problem	Suggested Action
For Windows 2000 or XP:	If the computer hangs (blue screen) after configuring network adapters with
Unable to remove PROSet in	PROSet, try the following:
SAFE mode	v Start Windows in Safe mode
	v Go to the Device Manger, and disable the network adapters and teams.
	v Restart the computer.
	v Windows should be operating normally if the problem was caused by the disabled
	adapters.
	To uninstall PROSet, perform the following steps:
	v Start Windows in Safe mode.
	v Use the Device Manager to disable all teaming instances.
	v Restart the computer in Normal mode.
	v Using PROSet, remove all teams and VLANs shown.
	v Go to the Control Panel, select Add/Remove Programs.
	v Uninstall PROSet.

Indicator lights

The adapter has the following indicator lights:

Label	Indication	Meaning
ACT/LNK	Green on	The adapter is connected to a valid link partner.
	Green flashing	Data activity
	Off	No link.
		v If the LINK light is not on, check all
		connections at the adapter and link partner.
		Make sure the link partner matches the link
		partner or is set to auto-negotiate, and the
		driver is loaded. (The link indicator will not be
		active until the driver is loaded.)
		v Make sure the cable is installed properly. The
		network cable must be securely attached at all
		connections. If the cable is attached but the
		problem persists, try a different cable.
		– For copper connections, make sure the
		cable is a 4-pair Category-5 or better.
		– For fiber connections, make sure the cable
		is SX mode. Check to see if the Rx and Tx
		port connectors have been reversed.
		v
	Yellow flashing	Identity. Use the Identify Adapter button in
		PROSet II to control blinking. See PROSet II
		Help for more information.
10 = OFF	Off	10 MBPS
100 = GRN	Green	100 MBPS
1000 = YLW	Yellow	1000 MBPS

Troubleshooting the Alacritech Quad-Port 10/100 Ethernet adapter

Table 11 on page 70 displays the LED definitions for the Alacritech Quad-Port 10/100 Ethernet adapter LED definitions

Chapter 7. Troubleshooting 69