TAG MIL-BOOK 200 Series - Manual (Page 85)

5-6 Setup Configuration Utility (SCU)
Sets the system time (Hour, Minute, Second) and date (Year, Month,
Day).
Internal Numlock
Sets if you can enter a number when Num Lock is turned on. When this
item is enabled and Num Lock is turned on, you can press a letter key to
enter a number, and press and hold
Fn , then a letter key to enter a letter.
When this item is disabled and Num Lock is turned on, the above method
works oppositely. When Num Lock is turned off, this item does not
function. A check mark ( ) indicates enabled; an underline (_) indicates
disabled.
USB Emulation
Enables or disables the system’s support for the USB port in DOS mode.
A check mark ( ) indicates enabled; an underline (_) indicates disabled.