Power Steering; Alarms - NorthStar EXPLORER AP380 Installation And Operation Manual

3-11 Power steering

When the AP380 is in STBY mode the helmsman
must steer the boat manually. However the AP380
has power steering control modes available while
in STBY mode:
To Jog Steer to port:
• hold down to turn the rudder to port
To Jog Steer to starboard:
• hold down to turn the rudder to
starboard
Follow-up steering:
• turn the Control Dial to set the desired
position of the rudder (this function is
disabled until the rudder feedback unit and
the compass have been calibrated
[see section 6-8])
• a popup window will appear at the bottom
of the screen indicating the desired position
and the current position of the rudder.

3-12 Alarms

There are several alarms that monitor the condition of the AP380 system, these alarms can not be
adjusted. There are also alarms that can be enabled to automatically detect certain conditions, such as
low battery.
Alarms that are enabled are shown as black icons in the alarm status box on the Explorer AP380 header.
When an alarm is triggered:
• the beeper sounds
• the external alarm sounds or lamp illuminates (if connected)
• the bezel backlight on the Explorer AP380 flashes
• the alarm window is displayed
• and the alarm status icon is shown in the color corresponding to the severity of the alarm.
Press or to acknowledge and reset the alarm. This action does not disable the alarm.
• Alarms can be set: Menu > Setup > Alarms menu (see section 6-5).
Severity Alarm tone
Info Single beep
Warning Slow beeping
Caution Moderate beeping
Severe Rapid beeping
Critical Rapid beeping, low tone
50
Color
Blue
Black
Yellow
Orange
Red
Northstar Explorer AP380 System Installation and Operation Manual
• the rudder will move to the desired position.
• To stop the rudder turning, press
or .
To centre the rudder:
• press and release
turn the rudder to amidships (this function
is disabled until the rudder feedback unit
and the compass have been calibrated [see
section 6-8])
• To stop the rudder turning to amidships press
, or
Until the rudder feedback unit is calibrated,
there is no rudder limit and the user must
ensure that the rudder is not driven onto an
end stop when using jog steering (damage
may occur).
Description
Information message, does not affect AP380 operation.
A low priority event has occurred.
An event has occurred that may require corrective action.
An important event has occurred requiring immediate
attention.
A critical problem is preventing the AP380 from controlling
the boat, manual steering is required immediately.
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