IBM 866631Y - Netfinity 7100 - 8666 Hardware Maintenance Manual page 68

The following table and the label on the inside cover of the server show the order
in which additional microprocessors and voltage regulator modules (VRMs) must
be installed.
To install an additional microprocessor kit:
1. Review "Before you begin" on page 43.
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Hardware Maintenance Manual: Netfinity 7100 – Type 8666
processor 2; a microprocessor installed in microprocessor connector J4 is
processor 3; a microprocessor installed in microprocessor connector J5 is
processor 4. If more than one microprocessor is installed, the highest numbered
processor is the one the server will start from. The lower numbered
microprocessors are used as application processors.
Table 9. Microprocessor and VRM installation order
Note: "T" indicates an installed terminator card; "X" indicates an installed microprocessor
or VRM. A terminator card must be installed in each microprocessor connector that does
not contain a microprocessor.
One microprocessor installed
Microprocessor connectors
J2 (P1) J3 (P2) J4 (P3)
X T T
Two microprocessors installed
Microprocessor connectors
J2 (P1) J3 (P2) J4 (P3)
X X T
Three microprocessors installed
Microprocessor connectors
J2 (P1) J3 (P2) J4 (P3)
X X X
Four microprocessors installed
Microprocessor connectors
J2 (P1) J3 (P2) J4 (P3)
X X X
VRM connectors
J5 (P4) J37 (VRM J38 (VRM
1)
T X
VRM connectors
J5 (P4) J37 (VRM J38 (VRM
1)
T X
VRM connectors
J5 (P4) J37 (VRM J38 (VRM
1)
T X
VRM connectors
J5 (P4) J37 (VRM J38 (VRM
1)
X X
J39 (VRM J41 (VRM 4)
2) 3)
J39 (VRM J41 (VRM 4)
2) 3)
X
J39 (VRM J41 (VRM 4)
2) 3)
X X
J39 (VRM J41 (VRM 4)
2) 3)
X X X