104 Ray218 and Ray55 Marine VHF Radios
Microphone Keys
Transceiver Controls
Transceiver Push Keys
Key Name Press & Release Press & Hold 3 seconds
1. PTT Push-to-Talk Push-to-Talk
2. HI/LO
LOC/DIS
TX Power High/Low and ACCEPT
key for menu item selections
Toggles between full receiver sensi-
tivity (Distant mode) and attenuated
receiver sensitivity (Local mode).
3. 16/9 Switch between the Priority and
Working Channels
Switch to Secondary Priority CH (9);
If already tuned to secondary chan-
nel, program a new secondary Prior-
ity Channel.
4. UP/DOWN Channel changing and navigating
menu item selections
Rapid channel change and navigat-
ing menu item selections
5. SCAN/
SAVE
Initiate Priority Saved Scan mode
or terminate any active scan.
SAVE/DELETE channel to/from
memory
Key Name Function
6. CH/OK Rotate to change channels or navigate menu items.
Press to accept menu item selections.
7. PWR/VOL Power radio ON / OFF and adjust volume level
8. SQ Adjust squelch threshold level
9. Soft Keys Press appropriate key to make associated menu selections
Key Name Press & Release Press & Hold 3 seconds
10. HAILER/INTCM
(Ray218 only)
Activate Hailer functions Activate Intercom functions
11. MENU/DSC Activate Menu functions Activate DSC functions
12. CLEAR/WX Cancel function Weather Channel Mode
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