Sangean WFR-1D Plus User Manual page 14

Entering Texts
To start using the radio, text entering may be required. For example,
entering user name, password, search station, etc.
To enter texts:
Rotate the Turning knob to highlight the text/number/symbol.
Press the Turning knob to confirm.
Use BKSP to delete.
Use OK to enter when you are done.
Use CANCEL to cancel and exit.
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