Dell Precision R5500 (Early 2011) - Manual (Page 60)

24. Repeat steps 22 and 23 for the other memory modules.
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Installing the Memory
Installing the Memory
1. Insert the memory module in the slot.
2. Press back the memory tabs to lock it into place.
3. Repeat steps 1 and 2 for the remaining memory modules.
4. Install the processor and heat sink .
5. Install the front chassis assembly .
6. Install the remote access host card .
7. Install the SAS controller card .
8. Install the video card .
9. Install the CMOS battery .
10. Install the center riser board .
11. Install the power distribution unit .
12. Install the card cages .
13. Install the fan bracket .
14. Install the system fans .
15. Install the control panel .
16. Install the power supply .
17. Install the SAS backplane .
18. Install the hard drive assembly .
19. Install the hard drive carrier .
20. Install the optical drive .
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