Furuno FM-8500 Telephone User Manual


 
8-2
8.3 Diagnostic Test
Regulations require that the DSC section be checked daily for proper
operation.
Procedure
Select a channel not in use and press and hold down the PTT switch
of the handset for more than one second before starting self test.
Watch VHF CH70
auto
Press the [3 (TEST)] key.
* Text in progress *
please wait!
Several seconds later
(continued on next page)
* Completed * Daily test
VHF DSC: GOOD
Normal display
Appears during testing
End diagnostic test
Distress alarm sounds and red LED near the [DISTRESS] key lights.
Press [ALARM STOP] to silence the aural alarm.
For "GOOD', press [CANCEL] key
to return to the normal dispay.
For "NG" (No Good), press the [ENT] key to find reason for NG.
When you didn't press the PTT switch
before diagnostic test, "except VSWR"
is displayed.