Chapter 4. Service Replaceable Units - IBM 88371RU Maintenance And Troubleshooting Manual

Chapter 4. Service replaceable units

Removing a microprocessor and heat sink . . . . . . . . . . . . . . . 54
Operator information panel
Fan bracket . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Drive tray assembly . . . . . . . . . . . . . . . . . . . . . . . 57
Front panel signal and USB cables . . . . . . . . . . . . . . . . . 58
Power backplane . . . . . . . . . . . . . . . . . . . . . . . . 59
System board . . . . . . . . . . . . . . . . . . . . . . . . . 60
This chapter describes procedures for removing and installing certain components
inside the server. Only a qualified service technician is authorized to replace the
components described in this section.
Important: The field replaceable unit (FRU) procedures are intended for trained
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System-board option connectors . . . . . . . . . . . . . . . . . 60
System-board internal connectors . . . . . . . . . . . . . . . . . 61
System-board external connectors . . . . . . . . . . . . . . . . . 61
System-board jumpers . . . . . . . . . . . . . . . . . . . . . 62
System-board cable channels . . . . . . . . . . . . . . . . . . 63
Removing the system board . . . . . . . . . . . . . . . . . . . 64
servicers who are familiar with IBM xSeries products. See the parts
listing in "System replaceable units" on page 122 to determine if the
component being replaced is a customer replaceable unit (CRU) or a
FRU.
. . . . . . . . . . . . . . . . . . . . 55
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