HP 744 Owner's Manual page 126

To set the monitor type for graphics(0) to monitor type 2 you would enter
the following;
Configuration Menu: Enter command > monitor graphics(0) 2
This will take effect on the next reboot.
MONITOR INFORMATION
Path
-----------
GRAPHICS(0)
The boot console displays a message that tells you that your new monitor
selection will take effect the next time you reboot your system.
The boot console also displays the new monitor information.
Trying to change the monitor type to a number not listed for that graphics
device fails and gives you the following warning message:
Value of monitor type n out of range (n - nn)
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Displaying and Setting the Monitor Type
Slot Head HPA Resolution
---- ---- -------- ----------
0 1 f8000000 1280x1024
The Boot Console Interface
Freq Type Class
---- ---- -----
72Hz 2
A-19