actuation of the stick changes the active line while
horizontal actuation controls paging. Right actuation
selects the next page and left actuation selects the
(4) Normal Checklist Key. The normal
checklist key, placarded NORM, provides entry into
the multifunction display's normal checklist mode.
emergency checklist key, placarded EMER, provides
entry into the multifunction display's emergency
(6) Skip Key. This key, placarded SKP,
moves the cursor to the next displayed waypoint in the
MAP or PLAN mode or skips the active line in a
checklist or index and advances the active selection to
a subsequent line when text is being displayed on the
(7) Enter Key. This key, placarded ENT,
enters the displayed designator position (LAT/LON) as
a waypoint in place of a TO waypoint in the MAP or
PLAN mode. In a text mode (checklist or index),
actuation of the switch checks off a line in a checklist
or selects an index line item for display.
(8) Recall Key. This key, placarded RCL,
recalls the cursor to its home position when in MAP or
PLAN mode. In a text mode (NORM or EMER
checklist), actuation of this switch recalls the lowest-
numbered skipped line in a checklist.
(9) Page Key. This key, placarded PAG,
advances the page and places the active line selection
at the first line of the page.
(10) Multifunction Display Brightness Control.
This control, placarded DIM, controls multifunction
(11) Data Key. This key, placarded DAT,
adds long range navigation information to the MFD
MAP or PLAN displays.
(12) VOR Key. This key, placarded VOR,
adds VOR/DME symbols to the MFD MAP or PLAN
(13) Airport Key. This key, placarded APT,
adds airport symbols to the MFD MAP or PLAN
(14) Range Control. This control, placarded
RNG INC / DEC, selects map range limits of 5, 10, 25,
50, 100, 200, 300, and 600 nm. Movement of switch
toward INC increases the selected range, while
movement toward DEC decreases selected range.
This switch is active only when WX is not selected for
display. When WX is selected, range is controlled by
the radar controller.
d. MFD Weather Radar Normal Operation.
If the radar system is operated in any other
mode other than standby while the aircraft
is on the ground, direct the nose of the
aircraft so that the antenna scan sector is
free of large metallic objects, such as
hangars or other aircraft, for a distance of
100 feet (30 meters) and tilt the antenna
Do not operate radar during refueling of
aircraft or during refueling operations that
are within 100 feet (30 meters).
Do not operate radar if personnel are
standing too close to the 270° forward
sector of the aircraft.
Output power is radiated in TEST mode.
(1) Initial Control Settings.
1. Mode control OFF.
2. GAIN control PRESET position.
3. TILT control +15°.
(2) Turn On Procedure.
1. Avionics Master Switch ON.
2. Mode Control STBY.
When power is first applied, the radar will
be in WAIT for 45 seconds to allow the
magnetron to warmup.
(3) Weather Radar Operation.
1. Weather/map Switch WX.
2. Range Switches As required.