3Com PC Card manual Troubleshooting, Symptom Solution

12CHAPTER 2: WINDOWS 95

Using the Device Manager to remove the LAN portion of the card from the Device

Manager will uninstall the card, software and documentation.

Be sure to remove both the LAN interface and the modem.

Troubleshooting

Symptom	Solution
Basic Troubleshooting, applicable for all	Inspect all cables and connections.
problem situations.	Check whether your card if fully inserted into the slot.
	Verify whether you have the latest BIOS for your system. If not, check the Web
	site for your computer, download the newest BIOS version, and follow the
	upgrade instructions.
	Check for multiple installations of the card.
	Check whether your system’s PC Card CardBus Controller is installed and
	running properly: go to Control Panel/System/Device Manager/PCMCIA Card
	and verify that the controller is present and shows no errors.
	Check the Control Panel/PC Card application to confirm that your card is
	recognized by the system.
	In the Control Panel/Network application, make sure that you have appropriate
	clients and protocols installed.
System shows a valid COM-Port setting for	Use the 3Com Modem Setting application in the control panel to change the
the modem, but your application does not	COM port assignment. The default is COM5. Use a lower number if you are
recognize it.	have older software that does not recognize COM ports higher than 4.
The LAN device is not functional. LED on the	Use Control Panel – Device Manager to inspect the status of your LAN card.
connector is off or mismatches the real	If you see a red X, enable the card and set the Properties.
network speed.
	If yo see a yellow exclamation mark, click on the icon to see what the conflict is.
	Verify that there are adequate system resources. Try to free system resources
	(e.g. disable the infrared port), then remove and reinstall the card.
After you remove the card from the system	This is normal behavior for Windows with PCI and CardBus cards installed.
and then inserted back – Windows runs	Windows 95 can install one instance of the card for every slot presented in the
installation process again.	system. You will have two instances of the card under the Network and Modem
	applications in Control Panel. After the second instance is installed – the hot
	swap from one slot to another will be smooth. Be sure to check your settings
	under Dial-up Networking and Hyperterminal to ensure that your preferred
	settings apply to the correct instance of the card.
The card does not work in your system with	Earlier versions of Windows (Windows 95 and Windows 95a) are not
Windows 95 or Windows 95a	supported. Upgrade your system to Windows 95b (OSR2) or Windows 98.
	To determine your version of Windows 95, open the Control Panel, select
	System, and look at System information under the General tab. If your release is
	identified as version 4.00.950 B, you are using OSR2.
Losing network connection after	This happens when the frame type is selected automatically. A temporary
disconnecting or changing the media speed	solution is to reboot after disconnecting and reconnecting the cable in NetWare
when using NetWare servers and IPX/SPX	networks. The permanent solution is to use specific frame types such as 802.2
protocol	or 802.3.
After reboot in Dell Latitude CP the card does	A temporary solution is to remove the card from the slot and then insert it
not come up.	again. For a permanent solution, use the original Dell Windows 95 installation
	CD or obtain QFE 515, 567 and 599 from Microsoft or Dell. Copy these files
	into the Windows/System folder.