HP C160 Owner's Manual page 210

The Boot Console Interface
Displaying and Setting the Monitor Type
To set the monitor type for graphics(0) to monitor type 2, enter the follow-
ing;
Configuration Menu: Enter command >
Configuration Menu: Enter command > monitor graphics(0) 2
This will take effect on the next reboot.
MONITOR INFORMATION
Path Slot Head
----------- ---- ----
GRAPHICS(0) 0
The boot console displays a message that tells you that your new monitor
selection will take affect 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)
Trying to change the monitor type on an empty slot fails and gives you the
following warning message:
No such graphics card.
Changing the monitor type to 0 forces the system to poll for monitor type
during the next time your reboot your system.
192
HPA Resolution
-------- ----------
1 f8000000 1280x1024
monitor graphics(0) 2
Freq Type Class
---- ---- -----
75Hz 2