Compatible Operating Systems
The GM56PCI-SM modem will run on the following operating systems:
•
Windows 95 (OEM Service Release 2.0 or later)
•
Windows 98
•
Windows NT
•
DOS Box under Windows 95/98.
System RAM Requirements
The GM56PCI-SM operates on systems that have the minimum RAM required by the installed
operating system. As with L2 cache, the more main memory, the better. This reduces slow hard-
disk swapping and improves overall system performance. especially when executing numerous
concurrent processes.
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Preparing the Computer for GM56PCI-SM Installation
To ensure problem-free installation of the GM56PCI-SM, ensure that an Interrupt Request (IRQ)
line is available, as follows.
1. In Win95/98, open the Control Panel.
2. Double click the System icon.
3. Select the Device Manager tab.
4. Highlight the Computer icon.
5. Select the Properties radio button.
6. Ensure that the Interrupt Request (IRQ) radio button is selected.
This displays the IRQ lines that are in use on the computer. Available/unused lines are not shown
on the list. The GM56PCI-SM PCI software modem can use an IRQ in the range 3 through 15,
inclusive. If there is no IRQ line available for the GM56PCI-SM disable one of the COM ports in
the BIOS and use it's IRQ.
Note: If you are using a Windows 95/98 DOS box application, the modem requires two IRQs.
Refer to the Troubleshooting section in this document, or to the on-line User's Guide for more
information on DOS application support. You can access the User's Guide through the GM56PCI-
SM modem Control Panel application.
Also, you must ensure that one of COM Port 2, 3, or 4 is available for the GM56PCI-SM, as
follows:
1. Open the Windows Control Panel.