4. Control Units
4-2
4.2.1 Keys in control unit RCU-018
Key Description
Power Turns the system on/off. (This control does not switch the display on/off.)
VRM rotary
encoder
Adjusts active VRM.
VRM ON VRM is activated and displayed depending on VRM state:
- VRM1 is activated and displayed if no VRM is displayed.
- VRM2 is activated and displayed if VRM1 is displayed.
- VRM1 is activated and displayed if VRM2 is displayed.
- If both VRMs are displayed, each VRM is alternately activated.
VRM OFF VRM is deactivated and erased depending on VRM state:
- If both VRMs are displayed and VRM1 is active, VRM2 is erased
- If both VRMs are displayed and VRM2 is active, VRM1 is erased.
- If only VRM1 is active it is erased.
- If only VRM2 is active it is erased.
EBL rotary encoder Adjusts active EBL.
EBL ON EBL is activated and displayed depending on EBL state:
- EBL1 is activated and displayed if no EBL is displayed.
- EBL2 is activated and displayed if EBL1 is displayed.
- EBL 1 is activated and displayed if EBL2 is displayed.
- If both EBLs are displayed, each EBL is alternately activated.
EBL OFF EBL is deactivated and erased depending on EBL state:
- If both EBLs are displayed and EBL1 is active, EBL2 is erased
- If both EBLs are displayed and EBL2 is active, EBL1 is erased.
- If only EBL1 is active it is erased.
- If only EBL2 is active it is erased.
F1 Activates user-defined function or menu.
F2 Activates user-defined function or menu.
ALARM ACK Alarm acknowledgement for alarms generated by chart, navigation or steering calculation.
SYSTEM
FAILURE
The red lamp behind the key lights and the buzzer sounds when system failure is found.
Hit the SYSTEM FAILURE key to silence the buzzer. The key remains lit until the reason
for the problem is removed.
System failure: control unit cannot communicate with EC-1000C. (EC-1000C is
inoperative.)
RADAR Displays Radar Overlay dialog box, which provides functions for adjustment of the radar
picture.
STD DSP Activates standard display presentation on the ECDIS.
Restore monitor brilliance to calibrated state.
1/MARK Displays the Nav. Marks dialog box, which mainly provides for activation/deactivation of
various markers.
2/ABC/P BRILL Adjusts control unit dimmer.
3/DEF/MODE Chooses presentation mode: North-up TM, Route-up RM, Course-up RM, North-up RM,
Course-up TM.
4/GHI/OFF CNT Offcenters own ship position to cursor location on the ECDIS display. Press again to
return own ship position to screen center.
5/JKL/SCROLL Enables scrolling on ARCS charts, with the trackball active.
6/MNO/RECORD Opens Voyage Record sub menu.
7/PRQS/PLAN Opens Plan Route dialog box.
8/TUV/MONITOR Opens Monitor Route dialog box.
9/WXYZ/NEXT Opens “Next” page in multi-page dialog box.
CANCEL/SENSOR Opens Sensors dialog box; closes open dialog box or window.
0/space CU/TM R Returns own ship marker to screen center in TM and CU modes; inserts a space.
(Continued on the next page)
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