Garmin GPS 155XL Installation Manual page 34

4.4.3 Annunciator Test
Select the Annunicator Test Page. Using the controls on the GPS 155XL/GNC 300XL front panel, make
the selections indicated below and verify the interfaces as appropriate:
Panel Annunciators
Setting
OFF
ON
MSG Annunciator
Setting
OFF
ON
Arrival Annunciator
Setting
OFF
ON
Approach Annunciator
Setting
OFF
ACTV
ARM
4.4.4 External Switch Test
Select the External COM Switches Page (GNC 300XL). For each of the following installed remote
switches perform the following:
1. Press Remote Enter and verify the Rmt ent field changes from off to on (GNC 300XL).
2. Press PTT and verify the PTT field changes from off to on.
3. Press Remote Transfer and verify the Rmt xfr field changes from off to on.
Next, select the External Switches Page. For each of the following installed remote switches, perform the
following:
1. Press GPS Appr and verify the "appr" field changes from off to on.
2. Press GPS Sequence and verify the "hold" field changes from off to on.
3. Press Remote Enter and verify the "remote ent" field changes from off to on (GPS 155XL).
Page 4-10
Revision F
Description
Ensure the unit panel annunciators are OFF
Ensure the unit panel annunciators are ON
Description
Ensure the Message Annunciator is OFF
Ensure the Message Annunciator is ON
Description
Ensure the Arrival Annunciator is OFF
Ensure the Arrival Annunciator is ON
Description
Ensure all Approach Annunciators are OFF
Ensure the Approach Active Annunciator is ON (Arm is
OFF)
Ensure the Approach Arm Annunciator is ON (Active is
OFF)
GPS 155XL/GNC300 XL Installation Manual
190-00067-22