Lenovo BladeCenter HS23 7875 Problem Determination And Service Manual page 103

• Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
• See Chapter 3 "Parts listing" on page 29 to determine which components are consumable, structural, or CRU
parts.
• If an action step is preceded by "(Trained technician only)," that step must be performed only by a trained
technician.
Diagnostic
Message
code
I.1800B [I.1800B] A cache size
mismatch has been
detected for one or
more processor
packages.
I.1800C [I.1800C] A cache type
mismatch has been
detected for one or
more processor
packages.
Description
Processors have one or
more cache levels with
mismatched size.
Processors have one or
more cache levels with
mismatched type.
Action
1. Make sure the microprocessor is supported
by the blade server. See http://www.ibm.com
/systems/info/x86servers/ serverproven/
compat/us/.
2. Check the IBM support website for an
applicable retain tip or firmware update that
applies to this error.
3. Run the Setup utility and select System
Information → System Summary →
Processor Details to view the
microprocessor information to compare the
installed microprocessor specifications.
4. (Trained technician only) Remove and
replace one of the microprocessors so that
they both match (see "Removing a
microprocessor and heat sink" on page 61
and "Installing a microprocessor and heat
sink" on page 65).
1. Make sure the microprocessor is supported
by the blade server. See http://www.ibm.com
/systems/info/x86servers/ serverproven/
compat/us/.
2. Check the IBM support website for an
applicable retain tip or firmware update that
applies to this error.
3. Run the Setup utility and select System
Information → System Summary →
Processor Details to view the
microprocessor information to compare the
installed microprocessor specifications.
4. (Trained technician only) Remove and
replace one of the microprocessors so that
they both match (see "Removing a
microprocessor and heat sink" on page 61
and "Installing a microprocessor and heat
sink" on page 65).
Chapter 5
. 87
Diagnostics