After the tablet is connected to the dock, you can:
• Use your tablet in an upright position without having to hold the tablet.
• Use the dock to hold your tablet upright when using an external USB keyboard.
• Connect the dock to your personal USB storage device with a USB cable to transfer files.
• Connect your tablet to a HDTV through the HDMI connector.
• Connect the dock to a stereo system or speakers using a stereo audio cable to play music.
• Connect the dock to an electrical outlet using the ac power adapter shipped with the dock to charge
the tablet battery.
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ThinkPad Helix User Guide