External Alarm] - Furuno FS-1575 Service Manual

4.3.8 [8. EXTERNAL ALARM]

This submenu is used to activate EXT ALM output (TB7 #7 - #8) according to the
category of DSC message received. In case of Distress alert massage, the output will be
activated when it is received.
Reference)
1) When ALM ACK input (TB7 #9 - #10) from externally-connected equipment is
activated (set to Low level), EXT ALM output (TB7 #7 - #8) will be reset.
2) Even if the ALM ACK input is activated, FS-2575C and IC-350 will not stop
sounding an alarm. To stop it sounding the alarm, press the [CANCEL] key of the
FS-2575C.
3) When the [CANCEL] key of the FS-2575C, the EXT ALM output will be reset. The
IC-350 will also stop sounding the alarm and turn OFF the DIS RCVED LED. In
other words, the cancel operation of the FS-2575C is given the top priority.
CONFIDENTIAL (internal use only)
This confidential document is used only by FURUNO authorized persons.
It is strictly prohibited to reproduce the document in whole or in part without prior written permission of FURUNO.
4-24
4.3 SYSTEM
ALM: Between TB7 #7-8
ALM ACK: Between TB7 #9-10