3M 900AST Series - Controls Contrast;Backlight

3M
™
Advanced Systems Tester 900AST Series
15
Controls
Contrast/Backlight
Press the key to display the contrast screen. Use
the
and
keys to adjust the contrast. Press
the
key again to turn the backlight on or off.
Please note that use of the backlight decreases
available battery capacity. Use the
key to
return.
Help
Press the
key at any time on any screen to get
context sensitive help with the present function.
Press the
key to return to the previous screen.