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Technical Reference

2.2.3.2 Internal Common IO Header (1.25 mm Pitch)

Figure 10 is a connection diagram for internal Common IO header.

NOTE

• The +5 V DC power on the USB header is fused.

• Use only an internal USB connector that conforms to the USB 2.0 specification for high-speed

USB devices.

Figure 10. Connection Diagram for the Internal

IO Common Header (1.25 mm Pitch)

NOTE

Pin number 13 on the connector is an output. The PCH asserts RST_N (out) to reset devices

attached to front panel header. Asserted during power-up and when software initiates a hard

reset.

NOTE

Connector is Entry part number 3950K-J20C-00L, 1.25 mm pitch header, surface mount, vertical.

2.2.3.2.1 Consumer Electronics Control (CEC) Header

The Consumer Electronics Control (CEC) is a 500 Mb/s bi-directional serial bus designed to be

used for controlling multiple HDMI devices with a single remote control.

For information about

Refer to

HDMI CEC technology

http://www.hdmi.org/pdf/whitepaper/DesigningCECintoYourNextH

DMIProduct.pdf

Intel NUC8i7HN User Manual

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