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Changing the Call Ring
To select a favorite call ringer melody:
1. Press and hold the CALL button and, at the same time, press and hold the
Power button for at least 2 seconds.
2. CA-01 will appear on the display.
3. Press the Up or Down button to select one of three call ringer melodies;
each melody will sound as it is chosen.
4. Stop at the desired melody and press the Monitor (M) or PTT button to
confirm your selection.
Low Battery Alert
When the battery level becomes low, the battery icon (
) flashes and produces
an audible tone every ten seconds. In this case, recharge or replace the batteries
with new ones.
Monitor Button (M)
You can monitor channel activity by pressing the Monitor (M) button (2). If pressed
for more than 2 seconds, you can continuously monitor channel activity. Press
again, and channel activity monitoring is disabled.
Function Select (F) Button
Pressing the Function button will allow selection of frequency channels, as well
as selection of the various unit functions. Each press permits selection of the
desired channel (1–14), up to 38 CTCSS channel codes, Scan, Dual Watch,
VOX, Roger Beep and Beep Tone functions. This button also activates the Key
lock feature (
) when pressed and held for more than 2 seconds.
Channel Selection
Press function button once until large two-digit channel display flashes. Press
Up (
) or Down ( ) buttons to select desired channel (1–14).
CTCSS Selection
To select a CTCSS channel code, press function button twice until small two-
digit display flashes. Then press Up or Down button to select desired code (1-
38) for that channel. The CTCSS primary code feature allows you to ignore
transmissions from other transceivers that are using the same channel. How