Lenovo x3300 M4 7382 Installation And Service Manual page 651

2. Ensure that all Processors have matching power requirements (such as 65, 95, or 130 Watts)
3. If power requirements match, check IBM support site for an applicable service bulletin or
firmware update that applies to this Processor error.
4. (Trained Service technician only) Replace Processor. Inspect Processor socket and replace the
system board first if socket is damaged
• I.18008 [I.18008] Currently, there is no additional information for this event.
Explanation: Processors have mismatched Internal DDR3 Frequency
Severity
Error
User Response
Complete the following steps:
1. Verify that matching DIMMs are installed in the correct population sequence, according to the
service information for this product. {Add link to Memory chart.} Correct any configuration issues
found.
2. (Trained Service technician only) Replace associated Processor. Inspect Processor socket and
replace the system board first if socket is damaged
• I.18009 [I.18009] A core speed mismatch has been detected for one or more processor packages.
Explanation: Processors have mismatched Core Speed
Severity
Error
User Response
Complete the following steps:
1. Verify that matching processors are installed in the correct processor sockets according to the
service information for this product. Correct any mismatch issues found.
2. Check IBM support site for an applicable service bulletin or firmware update that applies to this
Processor error.
3. (Trained Service technician only) Replace Processor. Inspect Processor socket and replace the
system board first if socket is damaged.
• I.1800A [I.1800A] A mismatch has been detected between the speed at which a QPI link has trained
between two or more processor packages.
Explanation: Processors have mismatched Bus Speed
Severity
Error
User Response
Complete the following steps:
1. Verify that the Processor is a valid option that is listed as a Server Proven device for this system.
If not, remove the Processor and install a Server Proven one.
2. Verify that matching Processors are installed in the correct Processor sockets according to the
service information for this product. Correct any mismatch found.
3. Check IBM support site for an applicable service bulletin or firmware update that applies to this
processor error.
4. (Trained Service technician only) Replace the Processor. Inspect Processor socket and replace
the system board first if socket is damaged
• I.1800B [I.1800B] A cache size mismatch has been detected for one or more processor packages.
Explanation: Processors have one or more cache levels with mismatched size
Appendix B. UEFI/POST diagnostic codes
639