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7) 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.
8/9) F_USB3/F_USB2 (Front Panel USB 3.2/2.0 Connector)
The header conform to USB 3.2/2.0 specification. Each USB 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
1 2
9 10
USB 3.1 Connector
20
1
11 10
Hardware Installation
- 21 -
1
5
Pin No. Definition
1
PMBus Clock
2
PMBus Data
3
PMBus Alert
4
GND
5
3.3V Sense
Pin No. Definition
Pin No. Definition
1
Power (5V)
2
Power (5V)
3
USB DX-
4
USB DY-
5
USB DX+
Pin No. Definition
Pin No. Definition
1
Power
2
IntA_P1_SSRX-
3
IntA_P1_SSRX+
4
GND
5
IntA_P1_SSTX-
6
IntA_P1_SSTX+
7
GND
8
IntA_P1_D-
9
IntA_P1_D+
10
NC
6
USB DY+
7
GND
8
GND
9
No Pin
10
No Connect
11
IntA_P2_D+
12
IntA_P2_D-
13
GND
14
IntA_P2_SSTX+
15
IntA_P2_SSTX-
16
GND
17
IntA_P2_SSRX+
18
IntA_P2_SSRX-
19
Power
20
No Pin
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