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Figure 13. Opening the retaining clips of the memory slot
7. Position the new memory module over the memory slot. Make sure that the notch 1 on the new memory
module is aligned with the key
2 in the memory slot. Then, press the new memory module straight down
into the memory slot until the retaining clips close and the new memory module snaps into position.
Figure 14. Installing the memory module
8. Reinstall any parts and reconnect any cables that have been removed or disconnected.
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 37.
Replacing the battery
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
Your computer has a special type of memory that maintains the date, time, and conguration information for
built-in features. The battery keeps this information active when you turn off the computer.
20 ThinkCentre User Guide