Standard Horizon QUANTUM GX5500S Owner's Manual page 79

[ SQL ] key
Activates the squelch adjusting mode.
Press this key to activate the squelch mode. Press the [ ] or [ ] key to
adjust the squelch.
[ CALL ( MENU )] key
The [ CALL ( MENU )] key functions as the enter key.
Secondary use
Press the [ CALL ( MENU )] key to access the DSC OPERATION menu.
The "INDIVIDUAL CALL," "GROUP CALL," "ALL SHIP CALL," "POSI-
TION REQUEST," POSITION SEND," STANDBY MODE," and "CALL
WAITING" functions can be accessed from the DSC OPERATION menu.
Press and hold the [ CALL ( MENU )] key to access the RADIO SETUP
(refer to section 12) or DSC SETUP menu (refer to section 11).
[ F ] key
Activates the "Alternate" key function.
Press this key to activate the "Alternate" key function of the numeric
keypad.
[ 16/9 ] key
Immediately recalls channel 16 from any channel location. Holding down
this key recalls channel 9. Pressing the [16/9] key reverts to the previ-
ous selected working channel.
Secondary use
Press and hold the [ 16/9 ] key then press the [ WX ] key to switch be-
tween the USA, International or Canadian channels.
[ WX ] key
Immediately recalls the previously selected US NOAA weather channel
from any channel location.
Secondary use
Holding down the [16/9] key while pressing the [WX] key switches the
Channel Group.
[ ] / [ ] KEY
These keys are used to select channels, adjust the volume and squelch
level, and to choose the item selection of different functions (such as DSC
operation).
GX5500S Page 79