I A P 2 0 2 3 . 0 0 1 - A F M / I R I S T E X A N I I P A G E | 130
FOR SIMULATION USE ONLY – NOT A TRAINING AID
NAV TUNE - TACAN
The NAV TUNE page for the TACAN navaid allows pilots to view and change the
preset and or frequency of the VHF navaid.
Key Window Action
NAV TUNE –
TCN
TCN W1 - Display window titled TCN.
IDENT or
###
W2 - Displays the station IDENT from the FMS
database.
If no match to frequency is found, ### is found.
TACAN
Channel &
Band
W3 – Displays the current TACAN Channel and
Band. Pressing the W3 LSK allows alteration of the
TACAN Channel.
BAND W4 – Toggles TACAN Band between X & Y.
NAV TUNE - DME
The NAV TUNE - DME page allows pilots to view the DME frequencies and toggle
DME holds on and off.
Key Window Action
NAV TUNE -
DME
DME W1 - Display window titled DME.
DME
Frequency
W2 - Consists of the current DME frequency
corresponding to the VOR/ILS where NNN.NNA is
the current DME frequency and A is H or blank.
Pressing W2 toggles between Hold On and Off by
alternately displaying an H or blank in the right-
most character position.
W3 - Has no display or control functionality.
W4 - Has no display or control functionality.
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