Lenovo ThinkCentre A70z ALL-IN-ONE, Hardware Maintenance Manual

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8. Go to “Completing the FRU installation” on page 108.
Replacing the memory module
Attention
Do not open your computer or attempt any repair before reading and understanding the “Important safety
information” in the
ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy
of the ThinkCentre Safety and Warranty Guide , go to:
http://www.lenovo.com/support
CAUTION:
The memory module might be very hot. Turn off the computer and wait three to five
minutes to let the computer cool before opening the computer cover.
This section provides instructions on how to replace the memory module.
For machine types 1165, 1184, and 1186, support up to two double data rate 2 dual inline memory modules
(DDR2 DIMMs)
For machine types 0401, 0994, and 2565, support up to two double data rate 3 dual inline memory modules
(DDR3 DIMMs)
Removing the memory module
To remove the memory module, do the following:
1. Turn off the computer.
2. Disconnect all cables, power cords, and external options from your computer. See “Rear connectors”
on page 65.
3. 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.
4. Remove the computer cover. See “Removing the computer cover” on page 70.
5. Locate the memory module on the system board. See “System board connectors” on page 68.
6. Push down the retaining clip 2 on each end of the memory module slot and lift the memory module
1 out of the slot.
Chapter 8
.
Replacing FRUs
79