7. VRM:
To turn ON/OFF the VRM: Press the I_V_RM1 key.
To change from VRM #1 to VRM #2: Press and hold the (VRM key until buzzer
sounds.
n
1.(
To increase or decrease the VRM distance (slowly): Press the
or the
i*
key.
To increase or decrease the VRM (faster): Press the I VRMI key while pressing the
1
k.
or the ,e
44
*
key.
8.
EBL:
To turn ON/OFF the EBL: Press the I EBL key.
To change from EBL #1 to EBL #2• Press and hold the IEBLI key until buzzer
sounds.
To rotate the EBL (slowly): Press the
or the
A51
key.
To rotate the EBL (faster): Press the EBL I key while pressing the
or the
key.
9.
I MODE
-
I:
Each press changes the bearing readout in the following sequence: RELATIVE —>
TRUE —> MAGNETIC
RELATIVE... (Magnetic compass must be connected.)
10.
LL/TD
Each press changes the loran data display in the following sequence: OFF
UL
TD —› OFF... (Appropriate loran navigator must be connected.)
11.
WAYPOINT:
Press the
[WPT
key.
The waypoint mark, bearing and distance, and time-to-go to the waypoint are dis-
played. (Appropriate loran navigator must be connected.)
If the I LL/TD I key and the WPT] key are pressed together, the waypoint Lat/Long
position will be displayed in place of own ship's position.
12.
EXP I:
When pressed, alternately turns "ON" and "OFF" target expansion.
13.
IR :
When pressed, either enables or disables the interference rejection circuit.
14.
SHM I:
When pressed, the Ship's Heading Mark will be "momentarily" removed from the
display. If pressed and held, the ship's heading mark will be removed until the key
is released.
15.
CRT BRILLIANCE:
Press the [DIM/BRIL[ key. The word "BRIL" menu appears on the display. Press
the [Ranee
♦
key to increase the brilliance or the[ Range V Ikey to decrease the bril-
liance. The range of brilliance is from 1-8 steps.
16.
PANEL BACKLIGHTING:
Press the DIM/BRIL1 key twice. The word "DIM" menu appears on the
display. Press the Range
♦
I key to increase the backlighting or the [Range
♦
[
key to decrease the backlighting. The range is from 0-7.
17.
ALARM:
Press the I ALM I key, and "MAKE ZONE PRESS ALM" is displayed. Set the desired
alarm zone using VRM #1 and VRM #2. (Use EBL #1 and EBL #2 to make sector
zone.)
Press the ALM I key again, and "SET LEVEL PRESS ALM" is displayed. Use the
Range
♦/♦
keys to change the target level for the audible alarm if desired.
Press the 'ALM] key again to set the "IN" Alarm. If the LALM [ key is held depressed,
the described zone will be memorized.
Press the ALM[ key again, and the "IN" Alarm is changed to an "OUT" Alarm.
Press the [ALM key again, and the Alarm mode is turned "OFF".
A memorized alarm zone can be recalled by pressing and holding the ALM key.
The characters for
ALM
will be in reverse characters.