TM 11-5820-489-10
TO 31R4-2GRA6-31
FUNCTION
POSITION
when used with Local Control
of Control or
Unit
Indicator
Call Light
When lit, shows that a ringing
signal is being received at the
Local Control Unit.
Using dimmer, call light can be
adjusted to desired brightness.
Turn clockwise to dim,
q
counterclockwise to brighten.
Audio Connector
This is where a Handset or similar
q
accessory for telephone communica-
tion and push-to-talk operation of the
radio set is connected.
Use audio cover when
q
not in operation.
2-7
