IBM HS12 Service Guide - Page 93

which components are CRUs and which components are FRUs

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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 4, "Parts listing, Types 8014, 8028 and 1916," on page 25 to determine which components are CRUs and which components are FRUs. v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a trained service technician. Error message Action Memory module bus fault 1. Reseat the expansion unit - See "Removing an optional expansion unit" on page 37 and "Installing an optional expansion unit" on page 38. 2. Replace the expansion unit system board. See "Removing an optional expansion unit" on page 37 and "Installing an optional expansion unit" on page 38. Firmware (BIOS) halted, System management bus error 1. Update the blade server firmware. To download the latest firmware for the blade server, go to http:// www.ibm.com/systems/support/. 2. Update the blade server and optional-device drivers. See "Installation guidelines" on page 31. Chapter 6. Diagnostics 81

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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 4, “Parts listing, Types 8014, 8028 and 1916,” on page 25 to determine
which components are CRUs and which components are FRUs.
v
If an action step is preceded by “(Trained service technician only),” that step must be
performed only by a trained service technician.
Error message
Action
Memory module bus fault
1.
Reseat the expansion unit - See
“Removing an optional expansion unit”
on page 37 and “Installing an optional
expansion unit” on page 38.
2.
Replace the expansion unit system board.
See “Removing an optional expansion
unit” on page 37 and “Installing an
optional expansion unit” on page 38.
Firmware (BIOS) halted, System
management bus error
1.
Update the blade server firmware. To
download the latest firmware for the
blade server, go to http://
www.ibm.com/systems/support/.
2.
Update the blade server and
optional-device drivers. See “Installation
guidelines” on page 31.
Chapter 6. Diagnostics
81