Instruction Manual

The GNC 300XL’s approach select page allows you to review the available approach
procedures at the destination airport. From the procedures list, you may select and activate a
new procedure on the fly. The active approach is indicated by an on-screen asterisk, and the
scrolling arrow prompt indicates which direction to scroll to view additional procedures.
To select or replace a procedure from the approach select page:
1. Press the
R key and rotate O until the approach select page appears.
2. To review all available procedures, rotate K . “UNKN” (unknown) is displayed on the
approach select page when the unit software does not how to display a new approach
type in the database. DO NOT USE THIS APPROACH TYPE.
3. To select a procedure, press
C twice and rotate O to highlight the desired procedure.
4. Press
E . If there are multiple IAFs for the selected approach, rotate O to select the
desired IAF and press
E .
You may also replace or delete the active approach from the route catalog page.
To replace or delete an approach from the route catalog page:
1. Press the
R key and rotate O until the route catalog page appears.
2. Press C twice and rotate K until the ‘approach?’ prompt appears. Press E .
3. To replace the active approach procedure, rotate
O to highlight the desired procedure
and press
E . If there are multiple IAFs for the selected approach, rotate O to select
the desired IAF and press
E .
4. To delete the active approach (denoted by an asterisk), highlight the approach and press
\ , followed by E .
89
The Approach Select Page after deleting the
active approach. If direct-to navigation to a
SID/STAR/Approach waypoint is active when
the procedure is deleted, the direct-to waypoint
will be retained as an “off route” destination.
Approach Select Page
SECTION
6
APPROACH NAV
Approach Select
Page
300xl manual 1/25/99 2:35 PM Page 89