Furuno FM-4850 - Controls; Handset

CONTROLS
FM-4850 Operator’s Manual
6
2. CONTROLS
This section describes the controls of the handset HS-4800. It is used to control the
FM-4850.
2.1 Handset
3
2
1
4
7
6
5
8
No.
Description
1
[PTT]: Push-to-Talk Key
The transmitter is enabled for voice communications with another
vessel.
Note
When the PTT key on the handset is pressed continuously,
transmission time is limited to five minutes. This limits unintentional
transmissions due to a stuck PTT key.
In addition, Power is automatically reduced to protect against
overheating due to continuous transmission.