User Manual
Reference number: 4111A-RADAR4600-GBD-R1.1
Date: 27 February 2018
Page 44 of 149
Summary of azimuth stabilisation modes
3.4.3
Select Azimuth modes
According to example, the left button shows
[N UP] / [C UP] / [H UP STAB] or [H UP].
[H UP STAB] is the stabilization mode “Head Up Stab” which is a combination of existing functions (Head up
+ True Bearing scale).
To change, click regarding button, to popup the three alternatives. Click the needed one.
3.4.4
Heading line Reset in C UP mode
When selecting [C UP], the heading line is pointed vertical into upside direction. But when the course
changes, the heading line moves accordingly. As soon as the altering course exceeds a default set limit
angle of 20°, an automatic reset happens to the vertical upside direction.
The default setting can be altered as follows:
Click menu button [SYSTEM].
Click into head cell or click [<] or [>] and select 'Course-Up
settings.
Select an angle difference for the resetting and mark the tick-
box.
Additional a time limit can be set. Then a reset occurs
when time limit has reached, independent from set limit
angle.
Setting will be done in same menu
Click the time cell and select a needed time limit
Mark the tick box to activate function.
Function
Stabilization
Heading Line (HL)
Bearing scale
[H UP
STAB]
Heading Up
stabilized
HL indicates HDG at top. Bearing scale is
compass too.
Turning, HDG at top
[H UP]
Heading Up
Non stabilized
HL directed to top. Bearing scale is
relative with 000° on top.
Fixed, HL at top
[N UP]
North Up
Stabilized
HL indicates HDG at bearing/compass
scale.
Fixed, with North at top
[C UP]
Course Up
stabilized
HL indicates current HDG at top. When
HDG changes, HL indicates HDG at
bearing/compass scale. Original HDG at
top, until CUP is pressed for reset to top.
An automatic reset happens, when course
offset gets bigger than 20° or at menu
altered settings (chapt 3.4.4).
Current HDG set at top.
Bearing scale remains
fixed in that position,
until CUP is pressed
for reset
