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

Normal display

 

 

 

 

 

auto

 

 

 

 

 

 

 

 

Press the [3 (TEST)] key.

 

 

 

 

 

 

 

 

 

 

 

* Text in progress *

Appears during testing

 

please wait!

 

 

 

 

 

 

 

 

 

Several seconds later

 

 

 

 

 

 

 

 

 

 

 

* Completed * Daily test

End diagnostic test

 

 

 

 

VHF DSC: GOOD

When you didn't press the PTT switch before diagnostic test, "except VSWR" is displayed.

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.

(continued on next page)

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Furuno FM-8500 manual Diagnostic Test, Procedure