Lenovo 2993 Personal Computer User Manual


 
Refer to the “Lithium battery notice” in the Safety, Warranty, and Setup Guide for information about replacing
and disposing of the battery.
To replace the battery, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Open the computer cover. See “Opening the computer cover” on page 32.
3. Locate the battery. See “Locating parts on the system board” on page 12.
4. Remove the old battery.
Figure 34. Removing the old battery
5. Install a new battery.
Figure 35. Installing a new battery
6. Close the computer cover and connect the cables. See “Completing the parts replacement” on page 85.
Note: When the computer is turned on for the rst time after replacing the battery, an error message
might be displayed. This is normal after replacing the battery.
7. Turn on the computer and all attached devices.
8. Use the Setup Utility program to set the date, time, and any passwords. See Chapter 7 “Using the Setup
Utility program” on page 95
.
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 85.
Installing the solid state disk
Attention:
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
on page v
.
This section provides instructions on how to install the 2.5-inch solid state disk into the 3.5-inch hard
disk drive bracket.
52 ThinkCentre User Guide