Hardware Installation
13
24-pin ATX Power
(PWR1)
PWR1
is the main power supply connector located along the edge of the board
next to the DIMM slots. Make sure that the power supply cable and pins are
properly aligned with the connector on the motherboard. Firmly plug the power
supply cable into the connector and make sure it is secure.
Figure 4. PWR1 Motherboard Connector
Table 1. PWR1 Pin Assignments
Connector Pin Signal Pin
Signal
1 +3.3V 13 +3.3V
2 +3.3V 14 -12V
3 GND 15 GND
4 +5V 16 PS_ON
5 GND 17 GND
6 +5V 18 GND
7 GND 19 GND
8 PWROK 20 RSVD
9 +5V_AUX 21 +5V
10 +12V 22 +5V
11 +12V 23 +5V
24 13
12 1
12 +3.3V 24 GND
PWR1 connector
Plug power cable from system
power supply to PWR1
Card edge
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