MSI MS-91C2 Series - Manual (Page 20)

2-8
MS-91C2 Server Board
Important
1. Make sure that all connectors are connected to the power supply to ensure
stable operation of the mainboard.
2. Power supply of 350 watts (and above) is highly recommended for system
stability.
Power Supply
Pin Definition
PIN SIGNAL
11 PS_ON#
12 +5VSB
13 GND
14 GND
15 GND
16 NC
17 +12V
18 +12V
19 +12V
20 +12V
PIN SIGNAL
1 GND
2 GND
3 GND
4 GND
5 GND
6 NC
7 +12V
8 +12V
9 +12V
10 +12V
20-Pin System Power Connector: JPWR1, JPWR3
This connector allows you to connect to a power supply. To connect the power
supply, make sure the plug of the power supply is inserted in the proper orientation
and the pins are aligned. Then push down the power supply firmly into the connector.
JPWR1,
JPWR3
10 1
20 11
4-Pin Power Connector: JPWR2
Make sure that you connect this connector with a 5V/12V power supply to ensure
stable operation of the PCI Express adapter and front panel USB device.
PIN SIGNAL
1 5V
2 GND
3 GND
4 12V
Pin Definition
JPWR2
1 4
PDF created with pdfFactory Pro trial version www.pdffactory.com