Garmin GPS 400W Pilot's Manual & Reference page 116

5 - PROCEDURES
ILS Approach
DO NOT USE FOR
NAVIGATION
NOTE: From this point on, primary navigation is
provided by the VLOC receiver. You may continue
to use the GPS receiver for supplemental naviga-
tion guidance only. If automatic CDI switching
is disabled ("Manual" selected), the reminder
message "Select VLOC on CDI for approach" ap-
pears at 3.0 nautical miles prior to the FAF. In this
instance, you must press CDI to manually switch
CDI output to the VLOC receiver and continue the
approach.
11. As you approach the FAF (SHUTR), "LNAV" wll
appear n the lower left corner of the screen
—ndcatng a CDI scale transton from 1.0
to 0.3 nautcal mles, full scale deflecton. Ths
scale transton apples only to the default NAV
page's on-screen CDI, snce the external CDI
or HSI s now coupled to the VLOC recever.
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190-00356-00 Rev B
12. Also as you approach SHUTR, a waypont alert
("DTK 210° x S") wll appear n the lower rght
corner of the screen.
13. As you cross SHUTR, the destnaton sequences
to the MAP ("RW21", the runway threshold).
Wth the needle on the external CDI (or HSI)
centered, fly toward the MAP, observng the
alttude mnmums dctated by the approach
plate. (When vewng the map page, you'll note
that the final course segment s dsplayed n
magenta — the actve leg of the flght plan
always appears n magenta — and a dashed
lne extends the course beyond the MAP.)
14. As you approach the MAP, a waypont alert
("ARRIVING WPT") wll appear n the lower
rght corner.