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To install a DIMM, complete the following steps:
Figure 42. DIMM installation
Step 1.
Open the retaining clips on each end of the DIMM slot.
Attention: To avoid breaking the retaining clips or damaging the DIMM slots, open and close the
clips gently.
Step 2.
Align the DIMM with the slot, and firmly press both ends of the DIMM straight down into the slot
until the retaining clips snap into the locked position.
Note: If there is a gap between the DIMM and the retaining clips, the DIMM has not been correctly
inserted; open the retaining clips, remove the DIMM, and then reinsert it.
After installing a DIMM:
1. Replace the air baffle.
2. Replace the top cover.
3. Install the node back into the rack and reconnect all cables.
4. Power on the node.
5. Exit maintenance mode.
6. Verify that the DIMM memory failure is resolved:
• The system boots successfully with no POST errors.
• No errors are displayed in the Lenovo XClarity Controller interface.
• No errors are displayed in the Lenovo XClarity Administrator
• No errors are displayed in the Lenovo XClarity Integrator
.
Chapter 8
Hardware Replacement Procedures
83
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