Sangean DAR-101 (R1) - Manual (Page 41)

40
GB
6. Press the Menu button> enter ‘System Setup’> enter ‘Update Service’>enter ‘Search for update’>
press the Enter button to proceed upgrade procedure. At the start of the upgrade you hear 5
short beep tones. For approx.  minute, the upgrade procedure completes followed by a long
beep tone.
Important:
Do not press any buttons or turn off the unit while upgrading.
7. Unplug the power adaptor or remove the batteries.
8. Remove the SD card from the unit and use PC to delete the upgrade files on the SD card to
prevent files interference with other upgrade firmware which may cause damage of the unit.