Lenovo THINKPAD STACK PROFESSIONAL KIT Benutzerhandbuch Seite 8

Turn down the volume
Press the volume-down (-) button.
Answer an incoming call
Press the play/pause button.
End a call
Press the play/pause button.
Mute or unmute
Press the microphone-mute button.
Pause or resume music play
Press the play/pause button.
Using the router
Connect the router to power
There are three methods to connect the router to power:

Connect the router to an electrical outlet.

Stack the hard disk drive to the router and connect the hard disk drive to an electrical outlet.

If the power bank contains sufficient power, stack the router to the power bank.
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