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Figure 48. Opening the retaining clips of the memory slot
7. Position the new memory module over the memory slot. Make sure that the notch
module is aligned with the key
into the memory slot until the retaining clips close and the new memory module snaps into position.
Figure 49. Installing the memory module
8. Reinstall any parts and reconnect any cables that have been removed or disconnected.
9. To complete the installation or replacement, go to "Completing the parts replacement" on page 131.
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 configuration information for
built-in features. The battery keeps this information active when you turn off the computer.
The battery normally requires no charging or maintenance throughout its life; however, no battery lasts
forever. If the battery fails, the date, time, and configuration information, including passwords, are lost. An
error message is displayed when you turn on the computer.
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in the memory slot. Then, press the new memory module straight down
1
on the new memory
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