IBM 9228 Service Guide - Page 153

Reseat DIMM x., Table 8. System board error LED descriptions continued

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Table 8. System board error LED descriptions (continued) v Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved. v See Chapter 3, "Parts listing, Type 9228 and 9232," on page 19 to determine which components are customer replaceable units (CRU) and which components are field replaceable units (FRU). v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a trained service technician. LED Description Action DIMM x A memory failure occurred on DIMM x. 1. Reseat DIMM x. 2. Replace the following components one at a time, in the order shown, restarting the computer each time: a. DIMM x b. (Trained service technician only) System board Expansion slot fan Expansion slot fan has failed. 1. Reseat the expansion slot fan cable. 2. Replace the following components one at a time, in the order shown, restarting the computer each time: a. Expansion slot fan b. (Trained service technician only) System board Hard disk drive fan The hard disk drive fan has failed. 1. Reseat the hard disk drive fan cable. 2. Replace the following components one at a time, in the order shown, restarting the computer each time: a. Hard disk drive fan b. (Trained service technician only) System board Microprocessor fan A microprocessor fan has failed. 1. Reseat the microprocessor fan cable. 2. Replace the following components one at a time, in the order shown, restarting the computer each time: a. Microprocessor fan b. (Trained service technician only) System board Microprocessor x A microprocessor has failed. 1. (Trained service technician only) Reseat microprocessor x. 2. Replace the following components one at a time, in the order shown, restarting the computer each time a. Microprocessor x b. (Trained service technician only) System board PCI slot A PCI adapter has failed. 1. Reseat the PCI adapter cable. 2. Replace the PCI adapter. Chapter 5. Diagnostics 135

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Table 8. System board error LED descriptions (continued)
v
Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v
See Chapter 3, “Parts listing, Type 9228 and 9232,” on page 19 to determine which components are
customer replaceable units (CRU) and which components are field replaceable units (FRU).
v
If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
trained service technician.
LED
Description
Action
DIMM x
A memory failure occurred on DIMM x.
1.
Reseat DIMM x.
2.
Replace the following components one at
a time, in the order shown, restarting the
computer each time:
a.
DIMM x
b.
(Trained service technician only)
System board
Expansion slot fan
Expansion slot fan has failed.
1.
Reseat the expansion slot fan cable.
2.
Replace the following components one at
a time, in the order shown, restarting the
computer each time:
a.
Expansion slot fan
b.
(Trained service technician only)
System board
Hard disk drive fan
The hard disk drive fan has failed.
1.
Reseat the hard disk drive fan cable.
2.
Replace the following components one at
a time, in the order shown, restarting the
computer each time:
a.
Hard disk drive fan
b.
(Trained service technician only)
System board
Microprocessor fan
A microprocessor fan has failed.
1.
Reseat the microprocessor fan cable.
2.
Replace the following components one at
a time, in the order shown, restarting the
computer each time:
a.
Microprocessor fan
b.
(Trained service technician only)
System board
Microprocessor x
A microprocessor has failed.
1.
(Trained service technician only) Reseat
microprocessor x.
2.
Replace the following components one at
a time, in the order shown, restarting the
computer each time
a.
Microprocessor x
b.
(Trained service technician only)
System board
PCI slot
A PCI adapter has failed.
1.
Reseat the PCI adapter cable.
2.
Replace the PCI adapter.
Chapter 5. Diagnostics
135