IBM 8685 Hardware Maintenance Manual - Page 101
System-board option connectors
UPC - 087944957171
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Table 8. Microprocessor and VRM installation order (continued) Microprocessor number Microprocessor VRM connector socket label 4 CPU4 J37 (standard, metal retaining clip provided on VRM housing) The following illustration is a layout of the microprocessor socket locations and other microprocessor-related components on the system board. Microprocessor 4 (CPU4) VRM 4 (J37) Microprocessor 1 (CPU1) VRM 1 (J34) VRM 3 (J36) Microprocessor 3 (CPU3) VRM 2 (J35) Microprocessor 2 (CPU2) Note: For additional illustrations of the system-board components, see "System-board option connectors" on page 44. The following illustration shows how to install an additional microprocessor on the system board. Chapter 4. Customer replaceable units 91
Table 8. Microprocessor and VRM installation order (continued)
Microprocessor number
Microprocessor
socket label
VRM connector
4
CPU4
J37 (standard, metal retaining clip
provided on VRM housing)
The following illustration is a layout of the microprocessor socket locations and
other microprocessor-related components on the system board.
VRM 4 (J37)
VRM 1 (J34)
VRM 2 (J35)
VRM 3 (J36)
Microprocessor 4
(CPU4)
Microprocessor 1
(CPU1)
Microprocessor 2
(CPU2)
Microprocessor 3
(CPU3)
Note:
For additional illustrations of the system-board components, see
“System-board option connectors” on page 44.
The following illustration shows how to install an additional microprocessor on the
system board.
Chapter 4. Customer replaceable units
91