Lenovo ThinkCentre A55 Hardware Maintenance Manual - Page 98
Position the replacement memory module over the memory connector. Make, sure that the notch
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2. Remove the front bezel by releasing the three tabs and pivoting the bezel forward to remove completely. 3. Slide the drive bay assembly forward far enough to enable access to the memory modules. 4. Remove the memory module being replaced by opening the retaining clips as shown. 5. 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. 92 Hardware Maintenance Manual
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2.
Remove the front bezel by releasing the three tabs and pivoting the bezel
forward to remove completely.
3.
Slide the drive bay assembly forward far enough to enable access to the
memory modules.
4.
Remove the memory module being replaced by opening the retaining clips as
shown.
5.
Position the replacement memory module over the memory connector. Make
sure that the notch
±1²
on the memory module aligns correctly with the
connector key
±2²
on the system board. Push the memory module straight
down into the memory connector until the retaining clips close.
92
Hardware Maintenance Manual