Uniden UM425 VHF DSC Marine Radio User Manual


 
How It Works
14
Table 5 - Normal mode status messages
Message Meaning
GPS Data OK The radio is receiving valid GPS data.
Check GPS The radio is not receiving valid GPS data: check the GPS status screen and
the GPS connection.
Input Position The radio has been unable to receive valid GPS data for at least four hours;
it can no longer track your position. You need to manually input your position
(see Setting the GPS position manually on page 22).
Battery Low The battery voltage output is too low (below 10.5 VDC).
Battery High The battery voltage output is too high (above 16.0 VDC).
Triple Watch Triple Watch is turned on.
Dual Watch Dual Watch is turned on.
Using the radio in normal mode
To transmit, press and hold the PUSH TO TALK button on the
microphone. Release the button when you are nished talking.
For the best sound quality, hold the microphone about two inches from
your mouth while you’re talking.
Press the
CHANNEL UP button on the radio or the
button on the
microphone to move up one channel at a time. Press and hold either
button to scroll quickly up the channels.
Press the
CHANNEL DOWN button on the radio or the
button on
the microphone to move down one channel at a time. Press and hold
either button to scroll quickly down the channels.
To change the transmit power, press the
1/25W button. The transmit
power switches between 1 watt and 25 watts each time you press the
1/25W button.
UM425 VHF OM.indd 14 28/9/11 11:55:15 AM