Epson Progression U12 - Manual (Page 40)

Special key functions (continued)
Changes the function of the numeric/cursor keys
from entering numbers to positioning the cursor.
Perform special functions within application
programs.
I
Prints the screen display on a printer.
Generates the System Request function in some
application programs (used with
Controls scrolling in some applications.
Suspends the current operation.
Stops the current operation (used with
The and keys work as toggles; press
the key once to turn on a function and again to turn it off. When
the function is enabled, the corresponding light in the upper
right comer of the keyboard is lit.
Stopping a Command or Program
You may sometimes need to stop a command or program while
it is running. If you have entered an MS-DOS or application
program command that you want to stop, try one of the
following:
Hold down and press
Hold down and press
If these methods do not work, you may need to reset the
computer as described below. Do not turn off the computer to
exit a program or stop a command unless you have to, because
the computer erases any data you did not save.
Using Your Computer 1-21