Furuno FM-8900S Manuel D’Utilisation

5.  MENU OPERATION

1. Press the 6 key several times to select [RX GENERAL] or [TX].
2. Press the 4 key.
3. Rotate the CHANNEL/ENTER knob to select [DELETE LIST] then push the knob.
4. Rotate the CHANNEL/ENTER knob to select [Yes] then push the knob.

1. Press the 4 key.
2. Rotate the CHANNEL/ENTER knob to select [DELETE 

ALL LISTS] then push the knob.

3. Rotate the CHANNEL/ENTER knob to select [Yes] 

then push the knob.

The log files are renumbered to reflect the deletion.

The acknowledgement message can be sent automatically when you receive an indi-
vidual message or a PSTN message. You can also enable or disable it for position, 
polling and test messages. For PSTN, position and polling messages, automatic ac-
knowledge is disabled when there is an active DSC session.

Note 1: For individual message, the automatic acknowledgement is automatically dis-
abled, as required by law, when an RX call contains errors.

1. Rotate the CHANNEL/ENTER knob to select [DSC] on the [MENU] screen then 

push the knob.

2. Rotate the CHANNEL/ENTER knob to select [ACK SETTINGS] then push the 

knob.

Default:
[AUTO (UNABLE)]

[AUTO (ABLE)]: Send 
ABLE acknowledgement 
automatically.
[AUTO (UNABLE)]: Send 
UNABLE 
acknowledgement 
automatically.

Sets reason for UNABLE. This menu 
item is only for use with PSTN. 

Default: [MANUAL]

[AUTO (ABLE)]: When the position 
information is set, send automatic 
acknowledgement of position request. 
When the position information is not set, 
send automatic acknowledgement of no 
position information (ALL 9). 
[AUTO (UNABLE)]: Send automatic 
acknowledgement of no position 
information (symbol No.126).
[MANUAL]: Send manual 
acknowledgement.

Default: [AUTO]

[AUTO]: 

Send automatic 

acknowledgement of polling 
request.
[MANUAL]: Send manual 
acknowledgement of polling 
request.

Default: 
[AUTO]

[AUTO]: 

Send automatic 

acknowledgement of test 
call.
[MANUAL]: Send manual 
acknowledgement of test 
call.

Default: [CAN’T USE CH]

Default:
[AUTO (ABLE)]

If you cannot use the 
channel or mode 
specified by a sending 
station, [CAN'T USE CH] 
is automatically sent.