PictureTel LIVE50 Installation Manual page 93

Table 5-1: Problems Bringing Up DOS and Windows
Problem
Monitor is blank. You see no DOS
prompt.
PC doesn't boot up.
You can't bring up Windows, or the
Windows display is distorted.
Possible Cause
You monitor is plugged into the
motherboard VGA port.
You have not removed or disabled your
former VGA subsystem.
Your monitor is not plugged in and
powered on.
The VGA/video board is using the
wrong settings.
The IRQ or I/O port address setting on
your Live 50 or Live 100 Audio
Communications board conflicts with
another device.
There is a conflict with something loaded
by CONFIG.SYS or AUTOEXEC.BAT.
You are using the wrong VGA driver.
The default video refresh rate is not
supported by your monitor.
The wait state is not enabled for your
monitor.
The IRQ or I/O port address setting on
your Live 50 or Live 100 Audio Comm.
board conflicts with the setting of another
device.
You have an EISA-bus PC and have not
configured the slots in which the Live
boards are installed.
Problems Bringing Up DOS and Windows
Possible Solution
Plug the monitor into the PictureTel VGA
card.
Remove or disable your former VGA
subsystem.
Check the cable to the PC and the cable to
the power source, and make sure that the
power switch on the monitor is on.
Confirm the correct settings on the VGA/
video board.
Change your IRQ or I/O port address
setting on the Audio Communications
board. Refer to Appendix B, "Changing
Settings on the PCS 100 Boards."
Boot the PC with the F5 or F8 function
keys to isolate the conflicting program
that is being loaded.
Change your monitor display setting to
use one of the PictureTel Live VGA
drivers. Refer to "Installing the VGA
Drivers" on page 4-5.
Change the video mode setting. Refer to
Appendix G, Changing the Video Mode
Setting.
Enable the wait state on the VGA Video
board by sliding the DIP switch labeled
NOWS on switch SW1 to the left (Off)
position.
Change your IRQ or I/O port address
setting on the Live 50 or Live 100 Audio
Comm. board by running the PictureTel
Live Setup program
Run the EISA configuration utility. Refer
to "Inserting the Live50 Board" on
page 2-5
5-3