Raymarine Ray101E Owner's Handbook Manual page 38

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5. Press CH UP/DOWN to change the second digit to the correct value.
Using our example of ATIS ID = 9 244 03 8 0 7 5, press CH UP/DOWN
until the 4 appears.
6. Continue this process until all nine ATIS numbers have been entered.
7. You must now re-enter the ATIS ID a second time to confirm.
After entering a valid ATID ID for the second time, the radio flashes its
complete ATIS ID. The nine ATIS ID number pairs are flashed in
sequence, one set at a time on the screen.
Ray101E Handheld VHF Radio