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Status of FM-8500 during DSC Call
When the distress alert is transmitted (by pressing the [DISTRESS]
key), the output power of the FM-8500 is automatically set to maxi-
mum (25 W).
Key entry of VHF
The FM-8500’s keyboard accepts no key input while DSC mes-
sage is transmitted. (Distress call: inoperative about 3 seconds, other
calls: inoperative about 0.5 seconds.)
To unlock it manually, if necessary, press the [CANCEL] key.
The VHF section keyboard accepts no key input when the PTT
switch is operated.