Initialization Enroute Vlf (Rpu) Only - Honeywell GNS-XLS Operator's Manual

To Return to ETA:
5. Line Select Key - DEPRESS to position the cursor over the alti-
tude constraint field.
6. BACK Key - DEPRESS. ETA? appears in cursor.
7. ENTER Key - DEPRESS to display ETA.

INITIALIZATION ENROUTE VLF (RPU) ONLY

This procedure allows the pilot to initialize the system in flight when
only VLF is available. If the aircraft has lost power for more than 7
seconds refer to Special Procedure, Loss of Power In-Flight, for ini-
tialization procedure.
POWER ON: (Five minutes minimum prior to reaching known point.)
1. ON Key - DEPRESS.
2. BRT Key - ADJUST as required.
3. DATE and GMT - VERIFY. If DATE or GMT is incorrect it may
be updated as described in the INITIALIZATION Page proce-
dures.
4. ENTER Key - DEPRESS to place the cursor over POS field.
5. POS Coordinates - VERIFY displayed.
NOTE: POS coordinate accuracy is not critical on this step as an
update will follow.
6. ENTER Key - DEPRESS.
7. Manual TAS - INSERT (if required). If necessary refer to the pro-
cedure for Manual TAS Entry under Special Procedures.
Enter Primary Navigation Mode: (Prior to reaching known point)
NOTE: This step is automatic with weight-off-wheels or at 150 knots
Auto-TAS.
8. NAV RDY MSG - VERIFY. If the system enters the Primary
Navigation Mode automatically, VERIFY POSITION is displayed
on the SYSTEM MESSAGE Page, and Step 9 and 10 are not
required.
9. HOLD Key - DEPRESS.
10. ENTER Key - DEPRESS TWICE
Rev. 3
Sep/96
GNS-X Flight Management System
LS
System Operation
3-117