Raymarine Ray 90, Installation And Operation Instruction Manual

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5.1 Handset controls
The Handset’s controls are shown below.
1. Power — Press to power the handset on. Press and hold for 3 seconds to power the handset off.
Momentary press to access the shortcut list.
2. PTT (Push to Talk) — Press and hold to send a voice message. Release to return to receive mode.
Note: The maximum transmit time is limited to 5 minutes to prevent un-intentional transmissions
from occupying the VHF channel.
3. Microphone location
4. Channel Up and Channel Down — Changes to the next or previous VHF channel, also used to
select or adjust setting options in the menu.
5. LCD screen
6. Back — Go to the previous menu/screen. Press and hold to return to the Homescreen.
7. OK / menu button — Press button to access menu / DSC functions and to confirm selections.
8. 16 / + — When powered on press to switch between priority channels.
9. HI/LO — Press to switch between High (25 W) and low (1 W) transmit power.
10. DISTRESS — Lift up the spring loaded cover and press this button to make a DSC distress call.
11. Volume Up and Volume Down — Press to adjust volume or squelch up or down.
12. VOL/SQ — Press button to switch between volume and squelch control.
13. Built-in speaker
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