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3. RADAR OPERATION
3-29
3.21 Outputting TLL Data
Target position data can be output to NavNet equipment and shown on their
plotter screens with the TTL mark (
X
)
1. If not displayed, press the [HIDE/SHOW] key to display the radar soft keys.
2. Operate the cursor pad to place the cursor on the target whose position you
wish to output.
3. Press the TARGET soft key.
.250/ 319.9
°
M
.125nm
SP
H-UP
+
359.9
°
R
0.240nm
TARGET
TRAIL
TLL
OUTPUT
ACQ
TARGET
INFO
RETURN
Requires ARP circuit board
in Model 1800/1900 series
NavNet radar. Not shown
otherwise.
TARGET soft keys
4. Press the TLL OUTPUT soft key to output target position data. The TTL mark
appears on the plotter screen of the NavNet equipment at the target’s
position the moment the TLL OUTPUT soft key was pressed. Further, that
position is recorded as a waypoint on all NavNet units, under the youngest
empty waypoint number on each NavNet unit.
5. Press the RETURN soft key to finish.
Note: The screen of the TLL recipient may be temporarily interrupted when
receiving TLL from another NavNet display unit. Press any key to restore
normal operation.