Page 3-2
G1000 / GFC 700 System Maintenance Manual - 300/B300 Series King Air
Revision 1
190-00716-01
Figure 3-2, GDU 1500 Control Interface
3.1.1
Softkeys
Some pages have commands or selections that are activated by the GDU 1040 softkeys. If a softkey is
associated with a command, that command will be displayed directly above the key. A grayed-out
softkey shows a command that is unavailable. A softkey that is highlighted shows the current active
selection.
Figure 3-3, G1000 Softkeys
3.1.2
FMS Knob
The FMS knob is the primary control for the G1000 system. Operation is similar to the Garmin
400/500 Series units.
To cycle through different configuration screens:
To change page groups:
Rotate the large FMS knob.
To change pages in a group:
Rotate the small FMS knob.
To activate the cursor for a page, press the small FMS knob directly in, as one would push a regular
button.
To cycle the cursor through different data fields, rotate the large FMS knob.
To change the contents of a highlighted data field, rotate the small FMS knob. This action either brings
up an options menu for the particular field, or in some cases allows the operator to enter data for the field.
To confirm a selection, press the ENT key.
Summary of Contents for Cessna Caravan G1000
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