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7. CUSTOMIZING YOUR UNIT
7-9
Radar function keys
Menu Item Function
Function Key
Label
OFF Assigns no function. —
HL: HDG LINE OFF Turns heading line off. HL
MOD: MODE Selects presentation mode. MOD
GAI: GAIN Shows gain sensitivity adjustment window. GAI
SEA: A/C SEA Shows A/C SEA adjustment window. SEA
RAI: A/C RAIN Shows A/C RAIN adjustment window. RAI
FTC: FTC
Displays FTC window. Available with Model 1700
series radar. Inoperative otherwise.
FTC
ES: ECHO STRETCH Turns echo stretch on/off. ES
PLS: PULSE LENGTH Sets pulselength (long or short). PLS
ZOM: ZOOM Turns zoom on/off. ZOM
OFC: OFFCENTER
Press to shift display center to cursor location.
Press again to turn shift off and return cursor to
display center.
OFC
TRL: ECHO TRAIL Starts/stops echo trails. TRL
RNG: RINGS ON/OFF Turns range rings on/off. RNG
TLL: TLL OUTPUT
Outputs cursor position, in NMEA format, to
navigator.
TLL
ALM: GUARD ALARM Displays alarm soft keys. ALM
EBL: EBL
Switches control between EBL1 and EBL2 with
each press.
EBL
VRM: VRM
Switches control between VRM1 and VRM2 with
each press.
VRM
TTM: TTM ON/OFF
Turns TTM (Tracked Target Message) display
on/off.
TTM
WMK: WPT ON/OFF Turns waypoint marker on/off. WMK
WTM: WATCHMAN Turns watchman on/off. WTM
ACQ: ACQUISITION
Acquires and tracks cursor-selected target.
(Requires ARP-equipped Model 18x4/19x4 series
network radar.)
ACQ
TX: STBY/TX Toggles between standby and transmit TX
RSR: RADAR SOURCE Selects source for radar picture. RSR
DBX: D. BOX ON/OFF Turns data boxes on/off. DBX
CHG: CHANGE CNTRL Changes display control in combination display. CHG
QP: QUICK POINT Sets quick point (for navigation). QP
MRK: MARK ENTRY Enters the mark at the cursor position. MRK
Note: To use CHANGE CNTRL set it on all displays, with the same soft key number.