Keyboard numlock, Pointing device (ps/2 mouse), Hot key beep – TAG MIL-BOOK 10 User Manual
Page 69: Cache systems

Sets if a warning message will appear after system power on when there
is no Suspend-to-disk partition on the hard disk. A check mark indicates
enabled, while underline indicates disabled.
Keyboard Numlock
Sets if the numeric keypad will function. A check mark indicates enabled,
while underline indicates disabled.
Pointing Device (PS/2 Mouse)
Enables or disables the external PS/2 mouse. Disable this option if you
are using a serial mouse. A check mark indicates enabled, while underline
indicates disabled.
Hot Key Beep
Enables or disables the beep sound when any hot-key is pressed.
Cache Systems
5-12
Setup Configuration Utility (SCU)