Lenovo 3133A2U, Hardware Maintenance Manual

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5. Remove the old battery.
Figure 50. Removing the old battery
6. Install the new battery.
Figure 51. Installing the new battery
7. Reinstall any parts and reconnect any cables that have been removed or disconnected.
8. Close the computer cover and reconnect all external cables. See “Completing the parts replacement”
on page 141.
9. Turn on the computer and all attached devices.
Note: When the computer is turned on for the first time after replacing the battery, an error message
might be displayed. This is normal after replacing the battery.
10. Use the Setup Utility program to set the date, time, passwords, and any other configuration information.
See Chapter 6 “Using the Setup Utility program” on page 43.
11. To complete the installation or replacement, go to “Completing the parts replacement” on page 141.
Replacing the hard disk drive
Attention:
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
in the
ThinkCentre User Guide . To obtain a copy of the ThinkCentre User Guide , go to:
http://www.lenovo.com/ThinkCentreUserGuides
This section provides instructions on how to replace the hard disk drive.
To replace the hard disk drive, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Remove the computer cover. See “Removing the computer cover” on page 113.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 114.
Chapter 9
.
Replacing FRUs (Machine Types: 3132, 3134, 3140, 3143, 3147, 3154, 3157, 3167,
3171, 3176, 5033, 5039, and 7339.)
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