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Hardware Installation

10/11) F_USB3/ F_USB2 (USB 3.0 Connector/ 2.0 Header)

Theconnector/headerconformtoUSB2.0/3.0specication.EachUSBconnector/headercanprovidetwo

USB ports via an optional USB bracket. For purchasing the optional USB bracket, please contact the local

dealer.

USB 2.0 Header

USB 3.0 Connector

Pin No. Denition Pin No. Denition

1 Power 11 IntA_P2_D+

2 IntA_P1_SSRX- 12 IntA_P2_D-

3 IntA_P1_SSRX+ 13 GND

4 GND 14 IntA_P2_SSTX+

5 IntA_P1_SSTX- 15 IntA_P2_SSTX-

6 IntA_P1_SSTX+ 16 GND

7 GND 17 IntA_P2_SSRX+

8 IntA_P1_D- 18 IntA_P2_SSRX-

9 IntA_P1_D+ 19 Power

10 NC 20 No Pin

Pin No. Denition Pin No. Denition

1 Power (5V) 6 USB DY+

2 Power (5V) 7 GND

3 USB DX- 8 GND

4 USB DY- 9 No Pin

5 USB DX+ 10 No Connect

1 2

9 10

120

11 10

9) PMBus Connector

The Power Management Bus (PMBus) is a variant of the System Management Bus (SMBus) which is

targeted at digital management of power supplies.

PinNo. Denition

1 PMBus Clock

2 PMBus Data

3 PMBus Alert

4 GND

5 3.3V Sense

Gigabyte MZ72-HB2 User Manual

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