User's Manual

Table Of Contents
138
X-C 6250 Pro Users Manual
79-0003-003 22 October 1999
Applications
My application locks up, acts strangely, or produces a General
Protection Fault (GPF) error
If youve tried to resolve the problem other ways and your application
still doesnt respond, you may need to restart your computer as
described below.
To reboot your computer, press
CTRL+ALT+DEL.
If the computer does not restart when you press
CTRL+ALT+DEL, the
keyboard may be locked up. Reset the computer by holding down
both mouse buttons for at least ten seconds and then releasing the
buttons.
The data on the hard disk could be corrupted. Run SCANDISK.
Windows is out of memory/resources. Exit Windows and restart
Windows.
If you are using a communications application, make sure that the
Interrupt Request lines (IRQ) for COM3 and COM4 specified for
Windows match the IRQ lines specified in the SCU. See Section 5,
Customizing Settings, to view and change IRQ settings.
The Speaker Phone application does not work and it locks up or
is very slow after dialing
Make sure the IRQ is set to the same value in both Windows and in
the SCU. See Section 5, Customizing Settings.
When trying to install some third-party software applications, the
message Insert disk into drive B appears
Before running Windows to install the program, enter the following
command at the DOS prompt:
SUBST A: C:\
CAUTION Restarting your computer may corrupt files or data.