Copyright © 2015 RCA Communications Systems
BRM300D
TM
Professional Digital Two-Way Mobile Radio Instruction Manual
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TRANSCEIVER FEATURES
1. Volume Control Knob/Programmable
Button
Turn the Volume Control clockwise to increase
radio volume and counterclockwise to reduce
radio volume. For Programmable Button
information, please see below.
Note: If the radio is programmed with CTCSS/
CDCSS or 2-Tone, MDC1200, Signaling squelch,
nothing will be heard from speaker even if you
turn the Volume Control Knob clockwise to
maximum volume.
2. LCD Display
See “Status Indicators” for display details.
3. Select a Channel/Programmable Buttons
For Programmable Button information, please
see below.
4. LED Indicator - LED Indicator identies radio
status.
• Blinking Red - Radio is scanning, receiving an
emergency transmission or has failed a self-test.
• Solid Red - Radio is transmitting.
• Blinking Green - Radio is powering up.
• Solid Green - Radio is receiving or carrier is
present/busy channel.
• Rapidly Blinking Green - Radio is receiving a
privacy-enabled call or data.
Note: When the LED is solid green, it indicates
the radio detects activity over the air. Due to the
nature of the digital protocol, this activity may or
may not affect the radio’s programmed channel.
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