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

Av. Kit Install. Manual

190-00067-02 Rev. J

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