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[
6
(
NAV
)]
Key
When in radio mode, this key is used to directly select digit “6” in a chan-
nel number.
Secondary use
Press the
[
F
]
key first then press the
[
6
(
NAV
)]
key, the LCD will display
NAV GPS Data, Time, SOG (Speed Over Ground), and COG (Course
Over Ground) when a GPS is connected to the accessory cable of the
GX3000E. See section “6.3 ACCESSORY CABLE” for details.
[
7
(
SCRM
)]
Key
When in radio mode, this key is used to directly select digit “7” in a chan-
nel number.
Secondary use
Press the
[
F
]
key then press the
[
7
(
SCRM
)]
key to toggle the Voice Scram-
bler “on” and “off.” Press the
[
F
]
key then press and hold the
[
7
(
SCRM
)]
key to enable the selection the Voice Scrambler code. Refer to section
“10.11 VOICE SCRAMBLER” for details.
[
8
(
PA
)]
Key
When in radio mode, this key is used to directly select digit “8” in a chan-
nel number.
Secondary use
Press the
[
F
]
key then press the
[
8
(
PA
)]
key to operate the 30 Watt PA
function. Refer to section “12.2 PA/FOG OPERATION” for details.
[
9
(
FOG
)]
Key
When in radio mode, this key is used to directly select digit “9” in a chan-
nel number.
Secondary use
Press the
[
F
]
key then press the
[
9
(
FOG
)]
key to operate the Fog Horn
function. Refer to section “12.2 PA/FOG OPERATION” for details.
[
0
(
A
)]
Key
When in radio mode, this key is used to directly select digit “0” in a chan-
nel number.
Secondary use
Used to select A (alpha channels). Press the desired channel keys then
press and hold
[
0
]
key until “A” appears next to the channel number and
press
[
ENT
]
to select the channel.
[
CLR
]
Key
Press the
[
CLR
]
key to cancel the menu selection and/or keypad entry.
[
ENT
]
Key
Press the
[
ENT
]
key to enter the menu selection and/or keypad entry.