Gigabyte MS33-AR1 - Page 23

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Hardware Installation
10) F_USB3 (Front Panel USB 3.2 Gen1 Connector)
Theconnector/headerconformtoUSB3.2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.
1
11 10
20
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
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.
5
1
PinNo. Denition
1 PMBus Clock
2 PMBus Data
3 PMBus Alert
4 GND
5 3.3V Sense