Garmin APOLLO GX SERIES, Service Manual

Page: 60 / 166

Garmin AT Rev --
7-22 GX Service Manual © 2004 Garmin AT
Base Station Lockout Mode Display and Adjustment
This function is used to display and adjust the lockout mode. Improperly set, the lockout can
disable various Comm functions giving the appearance of a malfunctioning unit. Turning the small
knob changes the mode. The modes are summarized as follows.
Locks 000
•
Mode 0: Normal pilot mode, no disabled functions
•
Mode 1 & 3: Toggle lock, only the Flip/Flop (NRST) button is disabled
Fixed Primary frequency
Variable standby frequency
Frequencies cannot be swapped
•
Mode 2 & 6: Primary frequency protected
Fixed primary frequency
Variable standby frequency
Frequencies can be swapped
Primary is not modifiable when it is the standby frequency
(displayed as Mode 6)
•
Mode 4: Fixed two-channel radio
Both frequencies are fixed
Frequencies CAN be swapped
•
Mode 5 & 7: Toggle lock w/ fixed standby frequency
Both frequencies are fixed
Frequencies CANNOT be swapped
Note that it is possible to put the unit into mode 8, but on re-entry to the system functions, it will
show mode 0.
Full transceiver functions are operational during this function, including transmit.
Note
: The lockout mode has a range of 000 to 008.
System Functions for Software Version 2.X:
Software Version Display
This function displays the COM software version.
SW VER 2.X
Signal Strength Display
This function is used to display the signal strength of received signals.
RFLVL 087
Full transceiver functions are operational during this function, including transmit.