Sharp MX-4100N Operation Manual page 55

This appears when the data security kit is
being used.
The icon appears when the machine is
communicating with an external application.
(3) Brightness adjustment key
Touch this key to adjust the brightness of the touch
panel.
When touched, the following screen appears next to the
key.
Touch the [+] key or the [-] key to adjust the brightness.
When finished, touch the brightness adjustment key
again to close the screen.
BEFORE USING THE MACHINE
1-14
Contents