Replace a Faulty DIMM
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“Remove a DIMM” on page 100
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“Server Top View” on page 16
Replace a Faulty DIMM
Caution - This procedure requires handling components that are sensitive to ESD. Follow
antistatic practices to avoid damage or component failure.
Customers can perform this procedure, but the system must first be completely powered down
and all power cords unplugged. See “Component Service Categories” on page 48 for more
information about cold-service procedures.
Perform this procedure to replace a faulty DIMM on the motherboard or a memory riser.
1.
Identify the faulty DIMM to be removed using the ILOM show faulty command.
2.
Prepare the system for service.
3.
Unplug the power cords.
4.
Remove the appropriate memory riser.
To remove a DIMM from the motherboard, you must remove the memory riser above that
DIMM to enable access.
5.
Locate the faulty DIMM on the motherboard or memory riser using the DIMM
fault LEDs.
6.
Remove the faulty DIMM.
7.
Ensure the replacement DIMM has the same rank classification as the faulty
DIMM.
8.
Install the replacement DIMM.
9.
Install the memory riser that you removed.
10.
Return the server to operation.
11.
Enable and verify the replacement DIMM.
Servicing Memory Risers and DIMMs 97
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