4-16 CHAPTER 4: TROUBLESHOOTING
How do I remove the 3Com icon 
from my system tray?
1 Double-click the 3Com icon to start the 3Com 
NIC Diagnostics program. 
2 In the right bottom corner of the main 
window, click the Enable Tray Control check 
box to remove the check mark. 
3 Exit the program and the icon will not appear 
anymore. 
How can I get a SCO driver? You can get the SCO driver from the 3Com 
World Wide Web site.
1 Enter the 3Com URL: 
http://www.3com.com/
2 Click Drivers.
3 Click Latest Drivers. 
4 Download the required files.
■ 90XSCO3.EXE is for SCO Open Desktop.
■ 90xSCO5.EXE is for SCO Open Server. 
How can I remove the 
3C905B-TX PACE and 
3NICDIAGS software?
1 In the Windows 95 Control Panel, select 
Add/Remove Programs.
2 Select 3Com NIC Diagnostic Utilities.
3 Click Add/Remove.
The PACE and 3NICDIAGS software is removed 
from your PC.
Does the 3C905B-TX NIC 
support full-duplex?
Yes, the 3C905B-TX NIC supports full-duplex at 
10 Mbps and 100 Mbps operation.
Why does the 3C905B-TX NIC 
install as a “Generic PCI Ethernet 
Controller” under Other Devices 
in the Device Manager?
When Windows 95 is installed with the 
3C905B-TX NIC already installed, Windows 95 
installs the 3C905B-TX NIC as a generic PCI 
Ethernet controller. To work around this problem, 
follow these steps:
1 In the Device Manager, double-click 
Other Devices.
2 Click PCI Ethernet Controller.
3 Click Remove.
4 Restart your PC.
Does the 3C905B-TX NIC support 
Windows NT version 3.51 on the 
DEC Alpha PC?
No, the 3C905B-TX NIC network driver only 
supports Windows NT 4.0.
(continued)
Table 4-2   Frequently Asked Questions (continued)
Question Answer
Book  Page 16  Thursday, April 2, 1998  9:28 AM