Standard Horizon Gx5500s - Manual (Page 81)

Page 81 GX5500S
[6(NAV)] Key
When in radio mode, this key is used to directly select digit “6” in a
channel 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
GX5500S. See section “8.3 ACCESSORY CABLE” for details.
[7(SCRM)] Key
When in radio mode, this key is used to directly select digit “7” in a
channel 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
“10.18 VOICE SCRAMBLER” for details.
[8(PA)] Key
When in radio mode, this key is used to directly select digit “8” in a
channel number.
Secondary use
Press the [F] key then press the [8(PA)] key to operate the 30 Watt PA
function. Refer to section “10.14 PA/FOG OPERATION” for details.
NOTE
When in PA or FOG mode the GX5500S will receive on the last
selected VHF channel before entering into the PA or FOG mode and
receive DSC calls.
[9(FOG)] Key
When in radio mode, this key is used to directly select digit “9” in a
channel number.
Secondary use
Press the [F] key then press the [9(FOG)] key to operate the Fog Horn
function. Refer to section “10.14 PA/FOG OPERATION” for details.
[0(A)] Key
When in radio mode, this key is used to directly select digit “0” in a
channel 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.