Copyright © 2015 RCA Communications Systems
MRM400
TM
VHF Marine Two-Way Radio Instruction Manual
18
Note:
- Do not transmit before connecting the
antenna as this can ruin the transceiver.
- The TOT (Time-out Timer) function inhibits
continuous transmission over a preset time
period after the transmission starts.
■
Receiving
1. Set the audio and squelch levels.
2. Rotate [SQL] fully counterclockwise in
advance.
3. Rotate [VOL] to adjust the audio output
level.
4. Rotate [SQL] clockwise until the noise
disappears.
- “When receiving a signal, [
] appears
and audio is emitted from the speaker.
CHANNEL GROUP SELECTION
The transceiver is pre-programmed with 59
U.S.A. and international channels and 63
Canadian channels. These channel groups may
be specified for the operating area.
1. Push [CH/WX] to select a regular channel.
- If a weather channel appears, push [CH/WX]
again.
2. Push [U/I/C] (both [
▲
] and [
▼
] on the
transceiver to change the channel group, if
necessary.
- U.S.A., International and Canadian channel
groups can be selected in sequence.
3. Push [
▲
] or [
▼
] to select a channel.
- [
D
] appears for duplex channels.