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Av. Kit Install. Manual
190-00067-02 Rev. J
Page 23
SUPERFLAG
IN VIEW Ensure superflag in view
OUT OF VIEW Ensure superflag out of view
4.3.3 ANNUNCIATOR TEST
Select the Annunicator Test Page. Using the controls on the GNC 300 front panel make
the selections indicated below and verify the interfaces as appropriate:
MSG Annunciator
OFF Ensure the Message Annunciator is OFF
ON Ensure the Message Annunciator is ON
Arrival Annunciator
OFF Ensure the Arrival Annunciator is OFF
ON Ensure the Arrival Annunciator is ON
Approach Annunciator
OFF Ensure all Approach Annunciators are OFF
ACTV Ensure the Approach Active Annunciator is ON (Arm
is OFF)
ARM Ensure the Approach Arm Annunciator is ON (Active
is OFF)
4.3.4 EXTERNAL SWITCH TEST
Select the External COM Switches Page. For each of the following installed remote
switches perform the following:
Press Remote Enter and verify the Rmt ent field changes from off to on.
Press PTT and verify the PTT field changes from off to on.
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:
Press GPS Appr and verify the appr field changes from off to on.
Press GPS Sequence and verify the hold field changes from off to on.
4.3.5 COMMUNICATIONS LOOPBACK TEST
This page displays the results of communication loop back tests. Four channels are
tested: RS232 channels 1 and 2, RS 422 and ARINC 429. Results of the test are either
OPEN or OK. Open means the channel's transmitter and receiver are not
connected or the test failed. The tests are performed continuously while on this page