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G1000/GFC 700 Post Installation Checkout Procedure - Hawker / Beechcraft King Air C90
Revision 5
190-00682-00
4.5
Optional ADF Functional Checks
This check verifies that the ADF / G1000 interface operates correctly.
1. Press
the
PFD
softkey on PFD1 and PFD2. Toggle the BRG1 and BRG2 softkey until the ADF
bearing is shown on PFD1 and PFD2.
2. Verify that the ADF window is not invalid (no red ‘X’).
3. Using the ADF control head select a known valid local ADF. Verify that the ADF bearing pointer
moves towards a bearing and stabilizes.
4. Select
ADF
and
SPKR
on GMA1 and GMA2. Using the ADF control head, select,
ANT
mode.
Verify that the audio from the station tuned can be heard on the pilots and copilots headset and
cockpit speaker.
5. Increment the ADF volume control from full low to full high. Verify the volume increases and
decreases appropriately over pilots and copilots headset and cockpit speaker.
