System Board - Lenovo ThinkCentre M920z User Manual And Hardware Maintenance Manual

3 Power cord connector
Used to connect the power cord to your computer for power supply.
4 Ethernet connector
Used to connect an Ethernet cable for network access.
5
USB 3.1 Gen 1 connector
Used to connect a USB-compatible device. For optimal data transfer, connect a USB 3.1 Gen 1 device to a
USB 3.1 Gen 2 or USB 3.1 Gen 1 connector instead of a USB 2.0 connector. The connector supports the
smart power on feature that enables you to turn on the computer or wake it up from S4 hibernation mode by
pressing Alt+P on the keyboard. You can enable or disable the smart power on feature from the Setup Utility
program. For detailed information, see Important Product Information Guide.
6 USB 3.1 Gen 1 connector
Used to connect a USB-compatible device. For optimal data transfer, connect a USB 3.1 Gen 1 device to a
USB 3.1 Gen 2 or USB 3.1 Gen 1 connector instead of a USB 2.0 connector.
7 DisplayPort 1.2 in/out connector
Used to send audio and video signals and receive video signals. When a high-performance monitor is
connected to this connector, the computer remains in the computer mode. When another computer in use is
connected to this connector, the computer automatically changes to the monitor mode.
8 Serial connector
Used to connect an external modem, a serial printer, or other devices that use a serial connector.
9 Security-lock slot
Used to secure a Kensington-style cable lock.
10
VESA threaded holes
Used to connect the matched VESA mount with the matched screws when you install the computer on a
wall.

System board

Note: See "Front view" and "Rear view" for additional component descriptions.
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M920z User Guide and Hardware Maintenance Manual