Continuously Adjust Display Brightness; Acknowledge Alarm; Switch Off Acoustic Signal - Man D2868 LE433 Operating Instructions Manual

Continuously adjust display brightness

Hold button pressed and
- When the display becomes brighter, you can adjust the display brightness up to maximum bright­
ness.
- When the display becomes darker, the brightness first reaches the minimum brightness and then be­
comes brighter again. The display brightness can then be adjusted up to maximum brightness.
Reverse dimming direction
Hold button pressed
Release button
The dimming direction reverses.

Acknowledge alarm

Alarm messages are optically displayed to all control consoles simultaneously, irrespective of whether the
control console is active or passive. The acoustic signal is only output at the active control console.

Switch off acoustic signal

1. Press the button at the active control console.
2. Eliminate the cause of the fault message.
Danger:
Under certain circumstances the vessel is no longer manoeuvrable in the event of an alarm mes­
sage!
On vessels with twin engine drive the port and starboard engine alarm messages are displayed independ­
ently of each other.
Commissioning and operation
wait until the brightness of the display changes.
and press in order to continuously adjust the display brightness.
briefly and then press again.
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