Operation Manual

Page 25GX1000S
10.4 SIMPLEX/DUPLEX CHANNEL USE
Refer to the VHF MARINE CHANNEL CHART (page 54) for instructions on
use of simplex and duplex channels.
NOTE
All channels are factory-programmed in accordance with International,
Industry Canada (Canada), and FCC (USA) regulations. Mode of op-
eration cannot be altered from simplex to duplex or vice-versa.
10.5 USA, CANADA, AND INTERNATIONAL MODE
1. To change the modes, hold the
[
16/9
]
key and press the
[
WX
]
key. The
mode changes from International to Canadian to USA with each press of
the
[
WX
]
key.
2. “U” will be displayed on the LCD for USA mode, “I” will be displayed for
International mode, and “C” will be displayed for Canadian mode.
3. Refer to the VHF MARINE CHANNEL CHART (page 54) for allocated chan-
nels in each mode.
INTERNATIONAL MODECANADIAN MODEUSA MODE