Auto tune method, System operation 3-92 – Honeywell GNS-XL User Manual

Page 210

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System Operation

3-92

GNS-X

L

Flight Management System

Rev. 0

Oct/96

When the station is locat-
ed in the VPU database
the identifier will be dis-
played and the (KEY)
annunciation will shift to
the identifier line. (Figure
3-148)

6.

RANGE and BRG -
CHECK.

NOTE: (MAN) adjacent to
the FREQ field indicates that

the frequency has been entered manually from the NAV control head.

Auto Tune Method

Certain control heads will require placement in the Remote Mode at
the control head in order to recognize the tuning data from the GNS-
X

L

. Only NAV/DME radios may be placed in the AUTO TUNE mode.

DME HOLD, Manual Control
Head Tuning, Keyboard
Tuning or use of the
AUTO/MAN Switch will take
the GNS-X

L

out of the

Auto/Tune Mode.

1.

TUNE Key - DEPRESS
to display the NAV
TUNE Page.

2.

Line Select Key -
DEPRESS to place cur-
sor over IDENT or
FREQ field of NAV 1 or
2. (Figure 3-149)

3.

BACK Key - DEPRESS,
AUTO? is displayed in
place of (KEY) or
(MAN). (Figure 3-150)

4.

ENT Key - DEPRESS to
place system in AUTO
TUNE Mode. After a
brief pause the CDU and
control head information

NAV 1

(KEY)

PSP

FREQ

115.50

RANGE

10.0

BRG

302

NAV 2

TNP

FREQ

(MAN)

114.20

PRESET

35.0

BRG

035

TUNE 2/3

>

>

Figure 3-149

NAV 1

AUTO?

PSP

FREQ

115.50

RANGE

10.0

BRG

302

NAV 2

TNP

FREQ

(MAN)

114.20

PRESET

35.0

BRG

035

TUNE 2/3

>

>

Figure 3-150

NAV 1

(KEY)

PSP

FREQ

115.50

RANGE

10.0

BRG

302

NAV 2

TNP

FREQ

(MAN)

114.20

PRESET

35.0

BRG

035

TUNE 2/3

>

>

Figure 3-148

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