Cpu Baseboard Configuration Jumpers - Intel AC450NX Product Manual

AC450NX Rack Server System Product Guide

CPU Baseboard Configuration Jumpers

The J31 jumper block
•
controls the VRMs and server management outputs
•
determines core to bus ratio
•
provides parking spaces for unused jumpers
2 4 6 8 10 12 14 16
1 3 5 7 9 11 13 15
A
B
Table 18-1. J31 Jumpers for VRMs and Server Management
Pins 1 and 2
1
1
0
0
Key: 0 = open; 1 = closed
220
J31
Figure 18-1. J31 Jumper Block
Pins 3 and 4 Status
1 Disable VRMs
0 Reserved
1 Disable Server Management
0 Default/Normal Operation
OM07314