Sperry Marine 4914-CA, Operation, Installation And Service Manual

Page: 40 / 192

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OJS ^ÇàìëíáåÖ=íÜÉ=aáëéä~ó=_êáÖÜíåÉëë
OKS ^ÇàìëíáåÖ=íÜÉ=aáëéä~ó=_êáÖÜíåÉëë
⇒
Additional dimmer functionality can be applied by usage of the dim-
mer at the backside of the CDU, see “CDU display dimmer settings”
on page 6-4 for details.
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The following functions may be available if the system is equipped with
the respective external controls and configured accordingly.
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On alarm, actuate the mute control at a remote device (e.g. a central
alarm panel). The audible alarm is muted.
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To reverse the heading display, e.g. for operation on double-ended fer-
ries, activate the 180° offset function at the associated external control.
oÉëÉííáåÖL^ÅâåçïäÉÇÖáåÖ=~=`Éåíê~ä=t~íÅÜ=^ä~êã
If connected to a central watch alarm facility ('dead man alarm'), the
NAVIGAT X MK 1 will automatically reset the watch alarm timer when-
ever a key is pressed on the unit.
Should a watch alarm be given, pressing any key at the NAVIGAT X MK 1
will acknowledge the alarm and reset the watch alarm timer.
The brightness of the display and keypad illumination is adjusted via the
afjHLafjJ=
keys:
• Press the
afjH=
key.
⇒
The illumination brightness is
increased.
• Press the afjJ key.
⇒
The illumination brightness is reduced.
>F1 GYRO 1 271.2
F2 GYRO 2 271.4
F3 MAGN.C. 270.9
DIFF G1/G2 5 >F1 GYRO 1 271.2°
GYRO 2 271.4°
F3 MAGN.C. 270.9°
F3 MAGN.C. 270.9°
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A remotely muted alarm remains in the pending (unacknowledged) state.
The alarm message is shown on the display until the alarm is acknowl-
edged at the NAVIGAT X MK 1 or the cause of the alarm is eliminated.
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The heading display may be reversed automatically in some installa-
tions, e.g. when control is centrally transferred between fore and aft
steering stands.