Troubleshooting - DEC AlphaPC 164 User Manual

8 Troubleshooting

This section provides solutions to some of the common problems that you may
encounter while using the Windows NT firmware and installing the Windows NT
operating system. This section also provides a description of post and beep codes,
and instructions on how to use the fail-safe booter.
Problem
When you turn on your computer, nothing displays.
Solutions
Check the following:
•
Ensure that the video card is correctly connected to the monitor.
•
Ensure that the flash ROM update procedure was performed correctly. If you
have a terminal attached to COM1, check the output for error messages after ver-
ifying that the flash ROM update procedure was performed correctly.
Problem
While booting the Windows NT operating system, you receive one of the following
error messages:
•
The required system file DISPLAY_DRIVER.DLL is bad or missing.
•
The required system file DISPLAY_DRIVER.SYS is bad or missing.
Solutions
These error messages indicate video driver problems. Use the following chart to
solve common video driver problems:
If the...
Driver becomes disabled
Incorrect video driver is chosen
while installing the Windows NT
operating system
New video card was installed before
the driver was installed
Then...
Boot the Windows NT operating system with the last
known good configuration.
Reinstall the Windows NT operating system with the
correct driver.
Reinstall the old video card, boot the Windows NT
operating system, and install the driver for the new
video card. Then install the new video card and reboot
the Windows NT operating system.
Troubleshooting 37