Epson 4SLC2-50 - Manual (Page 40)

Using F11 and F12
The F11 and F12 keys perform special functions within
application programs. You activate these keys by using Fn with
the F1 and F2 keys. Hold down Fn and press F1 to produce F11;
hold down Fn and press F2 to produce F12.
Using the Embedded Numeric Keypad
The embedded numeric keypad allows you to enter numeric
characters from the keyboard when the Num Lock function is on.
You can also use the keypad to control the cursor. The embedded
numeric keypad is shown below:
Press NumLock
to turn Num Lock (and its LED) on and off. Then
press the key to enter the numeric character printed on the
right-hand side of the key top. Press Shift plus the keys to control
the cursor. You can press Fn plus the key to enter the alphabetic
character on the key; press Fn Shift plus the key to enter the
alphabetic character in uppercase.
When Num Lock is off, you can generate the numeric character by
pressing Fn Shift plus the key. You can move the cursor by
pressing Fn plus the keys.
2-8 Using Your Computer