T NAV Flashcards
How many satellites can each MMR/EGI+ track?
12
The MMR/EGI+ uses information from which components to estimate the aircraft state?
INU, GPS, DRVS, HADS, and the MP
From which page is the manual primary INU selection made?
TSD-UTIL page
What is the function of the DRVs in the NAV system?
The Doppler is used purely as a velocity sensor and does not provide in any way a NAV capability of its own
When does the “Altitude LO” audio activate?
Based on Altitude LO setting, if setting is…
10’ or less - audio upon breach
11’-999’ - audio at 10% below setting
1000’-20000’- audio at 100’ below setting
Which page should you select in order to set HI and LO altitude?
FLT SET page
When will the NAV FLY-TO Cue be present on the flight page?
If there is an active Fly-To
What page can the crew go to in order to remove the NAV FLY-TO Cue from their display?
SHOW-HMD SHOW, then deselect at R2
The TSD correlates what two types of information on a single display?
Navigation and Battle Management
What do the boxed selections indicate when the NAV and ATK SHOW pages are initially selected?
Default settings
Which SHOW pages have separate NAV and ATK selections?
Top level SHOW and COORD SHOW (subpage)
The EGI’s POSITION CONFIDENCE value on the TSD-UTIL page provides what?
Provides a 95% radial error estimate, in meters, of how good the EGI’s PP information is
Which page displays the EGI satellite tracking information to the aircrew?
TSD-UTIL Page
Name the two ways the crew can get to the ABREVIATIONS page
TSD-UTIL (then ABR at T4)
TSD-POINT (then ABR at T4)
Can the NAV FLY-TO Cue be turned off on the flight page?
No, only selectable for HMD
What page can the crew go to in order to remove the NAV FLY-TO Cue from their HMD?
TSD, SHOW, HMD SHOW, then deselect at R2
What information is displayed in the Next WP Status window?
The Fly-To Point, Distance to Fly-To, Groundspeed, and Time till arrival based on current groundspeed
Which pages, buttons, or tasks freeze the TSD map while specific tasks are being accomplished?
- BAM
- CAQ
- FRZ
- PAN
- Position Update
- Heading Update
A TSD pop-up window will appear when you Cursor Select what type of point?
A Waypoint, Hazard, Control Measure, Target, DADFIF, SA Icon
Where are the current magnetic HDG and the magnetic HDG to the next WP located?
Magnetic HDG: Top center of the TSD
Magnetic HDG to next WP: Bottom center of the TSD
What piece of equipment provides SA information?
The IDM - provided you are logged into the Tactical Internet (TI)
When one or more messages exists in the IDM message buffer, what indication does the crew get on the TSD page?
A white REC will appear at L2 on the TSD base page
What does the number between the up and down arrows at (R1 and R2) indicate on the TSD page?
The number indicates the Map Viewing Range, distance from edge-to-edge of the MPD
What is DTED?
Digital Terrain Elevation Data. (Map Elevation Data)
What types of maps are available for display on the MPD?
Digital (DIG), Tactical Chart (TAC Chart), Satellite (SAT), Civilian (CIV Chart), and Stick
A Grid Status window appears in the upper right corner of the TSD when the grid option is active. What does it represent?
Distance between the gridlines
What does the a gray screen with a black cross pattern area of the map indicate?
The default scale map is not loaded on the RMM
What three map orientation options are available from the Map page? Which map orientation is the default option?
North-up, Track-up (default), Heading-up
What database points will the crew gain access to by selecting the COORD-TYPE page?
System, User, ASE and DAFIF
Which page would you go to in order to view the Shot-At coordinates?
The COORD-SHOT Page
The Control Measure coordinates are stored in which file locations within the 1000 point database?
Reserved Positions 51-99, and displayed as C51-99. Once 51-99 are filled, points will go into the shared area (100-950)
The Waypoints and Hazards are stored in which file locations within the 1000 point database?
Reserved Positions 01-50, and displayed as Wxx or Hxx, where xx is 01-50. Once 1-50 are filled, points will go into the shared area. (100-950)
When Present Position (PP) reports are received, they are stored as what type of point?
System Point (s)
Can the targets and threats (T01-T25), loaded from the RMM be overwritten using store or add function?
No, Not by you, the crew member. However, if you receive an IDM target indexed with a number that would be in your safe set, it will overwrite the current safe set value.
What types of points can be stored?
WP, HZ, CM, TG and MK
What is an identifier?
An identifier is the two letters from the abbreviations page that will further identify a coordinate point beyond the type and determine the TSD icon presented
What process allows the crew member to change the IDENT as desired?
The EDIT process
What will be used to compute altitude when adding points?
DTED, then aircraft present position altitude
The three methods available to complete a WAYPOINT store must be initiated from which page?
TSD-POINT-STO-TYPE to WP
During the ADD or EDIT process, the crew member uses the KU to add/edit data in the database. What information will be entered if no keyboard entry is made and the crew member simply selects ENTER on the KU?
The information displayed at L1 is automatically accepted as the data for that portion of the ADD/EDIT process
How many points can be placed in a route?
400
What is the ADD button used for?
To ADD an existing point to a route
How is the RTM page accessed?
Only through the RTE page. RTE-RTM
How should points be inserted into a RTE?
-Select “ADD” option on the RTE page
-Select the “in front of” Location for the point
-Select the point
“WPT APPROACH” will display on the EUFD under what conditions?
1 minute out based on current ground speed with neither crew station displaying a TSD. Selecting the TSD after the message is displayed will clear the message.
What types of points can be added to a route?
-Waypoints
-Hazards
-Control Measures
-Targets
-DAFIF
What is the purpose of the BAM page?
-To create, assign, and transmit (PF) zones
-To create and transmit (NF) zones
-To view Hellfire Exclusion Zones (HF)
-To assign Non-Target designation (NT) zones
What is the maximum amount of PF Zones that can be displayed on the TSD?
8
In what color are NF Zones displayed?
Yellow
How can the crew determine which PF/NF zones are active?
Active PF/NF zones will display a scrolling marquee
Which PF/NF Zone Draw mode allows the crew member to form rectangular boxes by selecting two points with the cursor?
Box
What is purpose of the Zone Number (#Z) button?
To determine how many zones will be drawn before presenting the ASN button
When is the PF ASN button displayed?
After the selected number of Zones have been drawn
When will the UPDATE POSITION Advisory message be displayed on the EUFD?
When the Primary EGI PC is greater than 1850M
When will a white HDG button appear at L5 on the TSD and what Advisory message will be displayed in the EUFD when the white HDG button appears?
HDG will appear when the Primary EGI heading is off by at least 10 degrees. The associated message in the EUFD will be UPDATE HEADING
How long does it approximately take to complete an EGI IBIT?
Five and one-half minutes (5.5 mins)
What will happen to the altitude readouts when the radar altimeter performs a functional BIT on power-up of the unit?
Altitude readout will rise to approximately 1000 ft and then return to zero
How long did it approximately take complete a Doppler IBIT?
20 secs
How much error exists if you are experiencing a Velocity Miscompare?
> 10 knots in any axis
How much error exists if you are experiencing an Attitude Miscompare?
> 3 Degrees in either pitch or roll
How much error exists if you are experiencing a Heading Miscompare?
> 4 degrees
