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bottom surface will remain within an acceptable range as defined in IEC 62368-1, but such
temperatures can still be high enough to cause discomfort or harm to the user if directly touched for
over one minute at a time. As such, it is recommended that users avoid prolonged direct contact with
the bottom of the computer.
USB specifications
Get to know more USB specifications.
Note: Depending on the model, some USB connectors might not be available on your computer.
Connector name
Description
Connect USB-compatible devices, such as a USB keyboard, USB
mouse, USB storage device, or USB printer.
• USB-A connector (Hi-Speed USB)
• USB-A connector (USB 5Gbps)
• USB-A connector (USB 10Gbps)
• Charge USB-C compatible devices with the output voltage and
current of 5 V and 3 A.
• Connect to an external display:
– USB-C to VGA: up to 1920 x 1080 pixels, 60 Hz
– USB-C to DP: up to 7680 x 4320 pixels, 60 Hz
• USB-C connector (USB 5Gbps)
• USB-C connector (USB 10Gbps)
• Connect to USB-C accessories to help expand your computer
functionality. To purchase USB-C accessories, go to https://
www.lenovo.com/accessories.
• USB-C connector (Thunderbolt 3)
• USB-C connector (Thunderbolt 4)
• USB-C connector (USB4 40Gbps)
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Linux User Guide