How do you adjust display light on Bose radio awr1g1?

To adjust the display light on the Bose AWR1G1 radio, press the "Alarm Set" button to enter the alarm settings. Then, use the "Volume" knob to adjust the brightness level of the display. Rotate the knob until the desired brightness is achieved, and the change will take effect immediately. Finally, press the "Alarm Set" button again to exit the settings.