Lenovo ThinkCentre M57 Hardware Maintenance Manual - Page 98

Replacing a memory module This procedure describes how to remove and replace a memory module. 1. Remove the cover. See "Removing the cover" on page 89. 2. You might have to remove the drive bay assembly to access the memory connectors. See "Accessing system board components and drives" on page 90. 3. Remove the memory module being replaced by opening the retaining clips as shown. 4. Position the replacement memory module over the memory connector. Make sure that the notch 1 on the memory module aligns correctly with the connector key 2 on the system board. Push the memory module straight down into the memory connector until the retaining clips close. 5. Slide the drive bay assembly towards the rear of the chassis until it snaps into position. 6. Reinstall the front bezel. 7. Go to "Completing the FRU replacement" on page 112. 92 Hardware Maintenance Manual