Standard Horizon Matrix GX2000 Owner's Manual page 30

Soft Keys
The 3 soft keys functions can be customized by the Setup Menu mode.
When one of the soft keys is pressed briefly, the functions will appear above
each key on the display.
[ AIS ] Key
Press the [ AIS ] key to display the AIS (Automatic Identification System)
targets information on the display. Refer to section "15 AIS OPERATION"
for details.
Note: For this key to operate on the GX2000 an optional AIS receiver or
transponder must be connected.
[ CLR ( WX )] Key
Press the [ CLR ( WX )] key briefly to cancel a selection the "Setup Menu"
and "DSC Menu".
Press and hold the [ CLR ( WX )] key to recall the previously selected NOAA
weather channel from any channel. Press and hold the [ CLR ( WX )] key
again reverts to the previous selected working channel.
[ CALL ( MENU )] Key
Press the [ CALL ( MENU )] key to access the "DSC MENU".
S
ECONDARY USE
Press and hold the [ CALL ( MENU )] key to access the "SETUP MENU".
[ H/L ] Key
Press the [ H/L ] key to toggle between 25 W (High) and 1 W (Low) power.
When the TX output power is set to "Low" while the transceiver is on chan-
nel 13 or 67, the output power will temporarily switch from "Low" to "High"
power until the PTT is released. The [ H/L ] key does not function on trans-
mit inhibited and low power only channels.
[ 16/9 ] Key
Press the [ 16/9 ] key briefly to recall channel 16 from any channel location.
Press and hold the [ CLR ( WX )] key to recall channel 9. Pressing the [ 16/9 ]
key again reverts to the previous selected working channel.
[ DISTRESS ] Key
Used to send a DSC Distress Call. To send the distress call refer to section
"11.3.1 Transmitting a DSC Distress Call."
Page 30 GX2000/GX2100