Garmin 530 用户指南

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页码 198
84
84
5 - procedures
8.  Turn right to a heading of 075° to initiate the procedure 
turn. The GNS 530 does not guide you through the turn. (The 
pro ce dure turn is displayed on the Map Page and indicated 
as the active leg on the Default NAV and Active Flight Plan 
pages.) The external CDI needle starts moving to the left.
9.  After approximately one minute, make a 180° left turn to a 
heading of 255° to intercept the ILS. The GNS 530 se quences 
to the inbound leg and “NEXT DTK 210°” appears in the 
lower right corner of the screen. CDI coupling au to mat i cal ly 
switches from the “GPS” receiver to the “VLOC” receiver as 
you complete the inbound turn. (If the ILS fre quen cy has not 
been activated, per step #4, this automatic CDI switch does 
not occur.)
NOTE: From this point on, primary navigation is 
provided by the VLOC receiver. You may continue to 
use the GPS receiver for supplemental navigation 
guidance only. If automatic CDI switching is disabled 
(“Manual” selected), the reminder message “Select 
VLOC on CDI for approach” appears at 2.0 nauti-
cal 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.
10.  As the CDI needle starts to center, make a left turn to 210° to track the ILS approach course. 
11.  As you approach the FAF (SHUTR), “0.30nm” appears in the lower left corner of the screen — indicating a 
CDI scale tran si tion from 1.0 to 0.3 nautical miles, full scale defl ection. (This scale tran si tion applies only to 
the Default NAV Page’s on-screen CDI, since the external CDI or HSI is now coupled to the VLOC receiver. GPS 
approach mode is NOT activated for precision approaches, since the VLOC receiver MUST be used for primary 
nav i ga tion.)
 
 
 
 
 
          {continued}
STEP 9: The GNS 530 automatically switches 
from the GPS receiver to the VLOC receiver as you 
complete the turn inbound. The annunciator above 
the CDI key switches from “GPS” to “VLOC”.
ILS Approach
DO NOT USE FOR 
NAV IGA TION
u
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STEP 11: As you approach the FAF, “0.30” appears 
in the lower left corner. This indicates the CDI 
scale of the Default NAV Page, not the external 
CDI.
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61-112.indd   84
4/11/2003, 8:52:41 AM