Raymarine Ray215 Owner's Handbook Manual page 45

3-22
You must note what letter you assigned to the MMSI number because
only that letter appears on the LCD when you are retrieving it.
Note: No data is stored in memory when a wrong key operation or an
interruption of power occurs during the entry procedure.The operation
is cancelled if the 16/9 key is pressed or if no keys are pressed for 60
seconds during any part of this process.
ROTATE
CH
Select desired digit
PRESS & REL
DSC
Continue thru last digit position
Radio replays all digits...
To delete an MMSI number from the phonebook:
1. Press and release the DSC/PRI and D/L / I.C. keys simultaneously.
2. Press and release the SCAN/MEM key.
3. Rotate the Channel Selection Knob until the letter representing the
MMSI number to be deleted is displayed.
4. Press and hold D/L/I.C. The selected number is deleted from the
phonebook and the radio switches to channel 16.
PRESS & REL
DSC + D/L
Radio enters DSC mode
PRESS & REL
DSC
Next digit position
ROTATE
CH
Select desired digit
...through the 9th position
ROTATE
CH
Select letter assigned to this MMSI number
Operation with a Fist Microphone
PRESS & REL
DSC
MMSI digit digit position
ROTATE
CH
Select desired digit
PRESS & RELEASE
DSC
Radio replays all digits through the 9th position
PRESS & RELEASE
If incorrect, start over
DSC
PRESS & RELEASE
SCAN If correct, assign letter
PRESS & REL
DSC
MMSI number / letter accepted