Replacing A Memory Module - Lenovo ThinkCentre M800z Hardware Maintenance Manual

Figure 70. Installing the heat sink (for M700z)
Figure 71. Installing the heat sink (for M800z)
9. Install the system-board shield. See "Replacing the system-board shield" on page 102.
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to "Completing the parts replacement" on page 142.

Replacing a memory module

Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
1 "Read this first: Important safety information" on page 1.
To replace a memory module, do the following:
1. Remove any media from the drives and turn off all connected devices and the computer. Then,
disconnect all power cords from electrical outlets and disconnect all cables that are connected to the
computer.
2. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay
it down so that the screen is against the surface and the cover is facing up.
3. Remove the computer stand. See "Replacing the computer stand" on page 96.
4. Remove the computer cover. See "Removing the computer cover" on page 101.
5. Remove the system-board shield. See "Replacing the system-board shield" on page 102.
6. Locate the memory module you want to replace. The memory modules are installed in the memory slots
on the system board. See "Parts on the system board" on page 41.
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ThinkCentre M700z and M800z Hardware Maintenance Manual