Enabling The Display Light; Changing The Display Contrast - Multitone RPR 581 User Manual

Enabling the Display Light

Select the ABC symbol from the main menu.
.
Press > and select the light bulb symbol. Now
press < or > once, the light bulb symbol will change
to a light bulb on indicating that the display light
.
has now been enabled. Press and hold > for one
second to return to the standby screen.
Once enabled, the display light remains on until no
button has been pressed for four seconds. It will
automatically turn on whenever a button is pressed.
Use the same process to disable the light. The
symbol will change from a lightbulb on to a light
bulb.

Changing the Display Contrast

Select the ABC symbol from the main menu. Press
.
the > and select the Constrast symbol. You may
press and hold < to make display contrast brighter
or press and hold > to darken the display contrast.
.
When finished, press and hold > for one second to
return to the standby screen.