User Manual

1-12 System Overview
1-5.3.1 Keyboard Keys
Item Key Function
1
ESC Cancels or escapes from a command or a fuction.
2
F1-F12
The keys on the top row of the keyboard labeled F1
through F12 are called “function keys.” Special
commands are defined for each key. Refer to the user’s
manual, for a particular application program, to determi
ne
the function of each of three keys.
The A770 Bios also uses function keys to set some
configuration par ameters.
4
Numeric
Lock
This key switches the number pad between acting as
unmeric keys or editing keys. When the keyboard “Num
Lock” indicator is lit, the number pad is active.
5
Prt SC
Sys Req
Sends the information currently showing on the display to
a connected printer. Pressing this key in conjunction with
the <Ctrl> key sends all output to a connected printer.
Press this key combination again to stop the function.
6
Back
Space
Deletes characters as it moves the cursor to the left. Use
it to correct typing mistakes.
7
Scroll Lock
In some applications, information will move across the
screen differently when this key is engaged. It can
change the text scroll up and down feature.