HP Model 715/100 - Workstation, Handbook

Page: 52 / 150

Configuration 3–21
Setting Up a Dual Monitor System
This subsection describes how to set up the workstation to use both the optional
graphics (CRX) and the built–in graphics.
The CRX graphics is set up as the default display and console device and the built–in
graphics is set up as the secondary display device.
NOTICES:
Dual monitors are supported only with the CRX–24
graphics options.
Only the 20–inch color monitors are supported on the
CRX graphics adapters.
The built–in graphics adapter can use any of the sup-
ported monitors.
1. Log in as root.
2. Enter the following command line to create a device file to support the CRX
graphics adapter:
/etc/mknod /dev/crt24 c 12 0x100000
Return
3. Enter the following command line to set the attributes of the device file:
chmod 666 /dev/crt24
Return
4. Make a backup copy of /usr/lib/X11/X0screens by entering the following
command line:
cp /usr/lib/X11/X0screens /usr/lib/X11/X0screens.backup
Return
5. Use a text editor, such as vuepad or vi, to edit the following file:
/usr/lib/X11/X0screens
6. Edit the file so that every line begins with a pound sign (#).