IBM Flex System x440 Compute Node, Installation And Service Manual

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Note: If the CMM recently lost connection to the DCHP server, you must reset
the IMM by using the CMM interface so that a new IP address can be acquired.
If a system-management processor does not have a valid IP address, complete
the following steps:
a. Restart the CMM in the remote chassis.
b. Check http://www.ibm.com/supportportal/ for any firmware or software
updates that might apply to this issue. You can view the release notes for a
firmware update to determine the issues that are addressed by the update.
c. Remove and reinstall the CMM.
d.
Replace the CMM.
7. Check http://www.ibm.com/supportportal/ for any service bulletins that are
related to network connectivity.
8. Remove the node and make sure that the connectors on the midplane and the
node are not damaged.
9. (Trained service technician only) Complete the following steps:
a. Force the link/duplex speed.
b. Check the connectors on the nodes and the midplane to make sure that no
pins are bent.
c. Replace the I/O expansion card in the management node.
d.
Replace the system-board assembly in the management node.
Multiple nodes cannot ping the management node in the same chassis or a
different chassis:
Use the information in this section to troubleshoot multiple nodes that cannot ping
the IBM Flex System Manager management node in the same chassis or a different
chassis on the management network.
Action
Complete the following steps until the problem is solved:
1. Follow the steps in “Multiple nodes cannot ping the management node in the
same chassis” on page 473.
2.
Follow the steps in “Multiple nodes cannot ping the management node in a
different chassis” on page 474.
Hard disk drive problems
Use this information to resolve hard disk drive problems.
Follow the suggested actions in the order in which they are listed in the Action
column until the problem is solved.
Chapter 6. Troubleshooting
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