Atx Power Connector Pin Definitions (Jpw1); Figure 3-14 Jpw1, Jpw2, And Jpw3 Location; Table 3-5 Atx Power Connector Pin Definitions (Jpw1) - Silicon Graphics Altix XE250 User Manual

ATX Power Connector Pin Definitions (JPW1)

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Table 3-5, Table 3-6, and
Figure 3-14 shows the connector location on the node board.
Figure 3-14
JPW1, JPW2, and JPW3 Location
Table 3-5

ATX Power Connector Pin Definitions (JPW1)

Notes
The main ATX power supply connectors on the node
board meet the SSI (Superset ATX) 24-pin
specification.
Note: You must also connect the 8-pin (JPW2/JPW3)
processor power connectors to the power supply.
Table 3-7 list the Altix XE250 power connector pin definitions.
JPW1 JPW2 JPW3
Node Board Connector Pin Definitions
ATX Power 20-pin Connector Pin Definitions
JPW1
Pin# Definition Pin#
13 +3.3V
14 -12V
15 COM
16 PS_ON
17 COM
18 COM
19 COM
20 Reserved (NC)
21 +5V
22 +5V 10
23 +5V 11
24 COM 12
Definition
1 +3.3V
2 +3.3V
3 COM
4 +5V
5 COM
6 +5V
7 COM
8 PWR_OK
9 5V standby
+12V
+12V
+3.3V
3-59