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5. Operation
Use the M-RIM to control radio access to the host system.
1. The toggle switches control whether the RX audio from the radios can be heard. Each radio has
its own RX Audio On/Off switch.
2. The
Radio Select
switch determines which radio is active for transmitting. When the user presses
PTT (see instructions for host system), they will be transmitting over the radio that is selected.
ON
RX A
ON
RX B
ON
RX C
ON
RX D
RADIO SELECT
B C
A D
R
R
Figure 8: M-RIM Controls
