Furuno FS-1575 Service Manual page 191

2) NBDP communications
• MF, MF/HF mode:
Allows for NBDP communications.
• NON-GMDSS mode:
Allows for NBDP communications.
3) Key assign function
• MF, MF/HF mode:
Allows for the registration of DSC-related TEST CALL, MSG FILE, and LOG.
• NON-GMDSS mode:
Not allow for the registration of DSC-related TEST CALL, MSG FILE and
LOG.
4) DAILY TEST
• MF, MF/HF mode:
Conducts DSC-related DSC, WR1, WR2, and ALARM UNIT tests.
• NON-GMDSS mode:
Not conduct DSC-related tests described above.
NON-GMDSS Mode: DAILY TEST
5) DSC LOG
• MF, MF/HF mode:
Allows for using the DSC LOG function.
• NON-GMDSS mode:
Making the "CLASS" setting from MF/HF or MF mode to NON-GMDSS mode
will delete [MENU] ->3.LOG menu, disabling access to the DSC Log function
and also not displaying "Unread icon" on the window.
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.
MF, MF/HF Mode: DAILY TEST
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4.7 SERVICE