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VHF Marine Radio ProtocolsOperating Your Radio
25
Nothing Comes Close to a Cobra
®
Getting Started
Channel Up/Down Buttons
Your radio will Receive (Rx) and Transmit (Tx) VHF/GMRS signals
on the channel indicated on the LCD display. You can change the
channel at any time using the Channel Up/Down buttons.
To Change Channels:
Press the Channel Up/Down button.
If you are on Channel 88, pressing the Channel Up button will
advance to Channel 01. If you are on Channel 01, pressing the
Channel Down button will advance to Channel 88. (GMRS
highest channel is 22, then will advance to channel 1.
Weather highest channel is 10, then advances to channel 1).
You can press and hold the Channel Up/Down button for fast
advance. The beep sound will occur only at the first press of
the button and not during fast advance.
If the new channel selected is restricted to low power, the
radio will automatically switch to Low Power mode and the
Low Power icon will appear on the LCD.
If the radio is in the Key Lock mode, the channel will not
change and the three (3) beep error signal will sound.
SCAN Button
Press and release the SCAN button to enter all scanning
modes - Marine, GMRS and memory. See the Advanced
Operation section has more details on using the Scan
modes. The SCAN icon will display on the LCD display.
Scanning begins at lower channels, and scans to higher
channels. Press the Channel Up/Down button to change the
scan direction.
SCAN Button
Channel Up/Down Buttons
SAMATIS VOX LOMEDHI
T
R
A
B
X
CIU
Currently On Channel 88
VHF Marine Radio ProtocolsOperating Your Radio
24
English
Getting Started
Radio Speaker and Microphone
The internal Radio Speaker and Microphone are located on the
bottom front face of the radio below the lower control buttons.
An optional Speaker/Microphone port is located at the top
of the radio between the antenna and the Power/Volume
control. Unthread the Speaker/Microphone port cover to access
and install an optional Cobra speaker or microphone into this port.
Talk Button
Press and hold the Talk button to transmit messages.
Release the Talk button to stop transmitting.
Backlight/Key Lock Button
To Display the Backlight Momentarily:
Press the Backlight/Key Lock button. The backlight will
remain On for 10 seconds. If the backlight is already
On, another press of the Backlight/Key Lock button
will turn it Off.
Key Lock
To prevent accidental changes to your settings, you can
lock all of the following buttons:
■ Channel Up Button
■ Channel Down Button
■ Band Button
■ REWIND Button
■ SCAN Button
■ MEM/ESC Button
■ WX/H-M-L Button
■ 16/9 Button
■ TRI-WATCH Button
■ Call/Enter/Setup Button
To Lock or Unlock the Buttons:
Press and hold the Backlight/Key Lock button for two
(2) seconds. The Key Lock icon will appear or disappear
in the LCD. When Key Lock is On, pressing any of the
listed buttons on the front of the radio will result in a
three (3) beep error message.
Both the Backlight/Key Lock button and the Talk button
are active — you can Receive (Rx) or Transmit (Tx)
a message with Key Lock On, but you cannot change
the channel.
Backlight/Key Lock Button
MEMSAMEATIS VOX HI
ROG
VHF
T
R
A
B
GMRS
X
CIU
Key Locked Buttons
VHF
GMRS
Key Lock Icon
Speaker/Mic Port
Talk Button
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