Lenovo System x3550 M4 Installation And Service Manual page 732

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 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 the system board.
• I.1800C [I.1800C] A cache type mismatch has been detected for one or more processor packages.
Explanation: Processors have one or more cache levels with mismatched type
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.
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 the system board.
• I.1800D [I.1800D] A cache associativity mismatch has been detected for one or more processor
packages.
Explanation: Processors have one or more cache levels with mismatched associativity
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.
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 the system board.
• I.1800E [I.1800E] A processor model mismatch has been detected for one or more processor
packages.
Explanation: Processors have mismatched Model Number
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.
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 the system board.
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Lenovo System x3550 M4 Installation and Service Guide