Lenovo ThinkCentre M80, Hardware Maintenance Manual

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6. Install the new PCI card into the appropriate PCI card slot on the system board. Then, pivot the PCI card
latch to the closed position to secure the PCI cards.
Figure 11. Installing the PCI card
7. Reinstall the screw to secure the PCI card latch in place.
8. To complete the installation or replacement, go to “Completing the parts replacement” on page 98.
Installing or replacing a 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
This section provides instructions on how to install or replace a memory module.
Your computer has four memory slots for installing or replacing DDR3 SDRAM DIMMs that provide up to a
maximum of 16 GB of system memory. When installing or replacing a memory module, use 1 GB, 2 GB or 4
GB DDR3 SDRAM DIMMs in any combination up to a maximum of 16 GB of system memory.
To install or replace a memory module, do the following:
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect
all power cords from electrical outlets and disconnect all cables that are connected to the computer.
2. Remove the computer cover. See “Removing the computer cover” on page 72.
3. Lay the computer on its side for easier access to the system board.
4. Locate the memory slots on the system board. See “Locating parts on the system board” on page 70.
5. Remove any parts and disconnect any cables that might prevent your access to the memory slots.
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ThinkCentre Hardware Maintenance Manual