Lenovo Notebook Computer User Guide

Hint: If your computer stops responding, and you can’t turn it off, then press and hold the Power Switch for more than 4 seconds. If the system still can’t be powered off, then remove the AC adapter and the battery.

1.1.22Audio volume status LED indicator

The six Volume status LED indicators indicate the audio volume adjust status. Use the Shuttle or [Fn] + [][] to adjust the audio

volume.

1.1.23Shuttle

OK

Up/Down

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Lenovo 3000 Series, Y400 Series manual Audio volume status LED indicator, Shuttle