Lenovo System x3250 M5 Installation And Service Manual page 712

Related links
– IBM Support website
– Latest level of DSA
– Latest level of BMC/IMM
• 166-904-001 : IMM I2C Test Failed
IMM Indicates failure in PCA9543--2-Channel I2C Switch bus (BUS 3).
Recoverable
No
Severity
Error
Serviceable
Yes
Automatically notify support
No
User Response
Perform the actions mentioned one at a time and try the test after each action:
1. Turn off the system and disconnect it from power. Wait for 45 seconds. Reconnect it to power.
2. Make sure that DSA and BMC/IMM are at the latest level.
3. Run the test again.
4. If failure remains, refer to "Troubleshooting by symptom" in the system "Installation and Service
Guide" for the next corrective action.
Related links
– IBM Support website
– Latest level of DSA
– Latest level of BMC/IMM
• 166-907-001 : IMM I2C Test Failed
IMM Indicates failure in the PCA9545 --failure in 4-Channel I2C Switch bus (BUS 6).
Recoverable
No
Severity
Error
Serviceable
Yes
Automatically notify support
No
User Response
Perform the actions mentioned one at a time and try the test after each action:
1. Turn off the system and disconnect it from power. Wait for 45 seconds. Reconnect it to power.
2. Make sure that DSA and BMC/IMM are at the latest level.
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Lenovo System x3250 M5Installation and Service Guide