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.Disconnect the power cord from the electrical outlet.

3.Disconnect the ac power adapter from the ac power adapter connector on the rear of your computer. See “Locating connectors on the rear of your computer” on page 7.

4.Connect the new ac power adapter to the ac power adapter connector on the chassis and an workable electrical outlet.

Figure 19. Connecting the ac power adapter

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 25.

Replacing the ac power adapter bracket

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 replace the ac power adapter bracket.

To replace the ac power adapter bracket, do the following:

1.Remove any media from the drives and turn off all attached devices and the computer.

2.Disconnect the power cord from the electrical outlet.

3.Disconnect the ac power adapter from the ac power adapter connector on the rear of your computer. See “Locating connectors on the rear of your computer” on page 7.

4.Press the metal clip 1 as shown and then lift the power adapter bracket up to remove it from the chassis.

22ThinkCentre User Guide

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Lenovo 3034, 6667, 5092, 5226, 4394, 3853, 3692, 3557 Replacing the ac power adapter bracket, Connecting the ac power adapter
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3244, 3131, 3257, 3142, 3307 specifications

Lenovo has always been a frontrunner in the computing industry, and their latest line of devices, including models 5226, 3557, 3131, 3257, and 3244, showcases their commitment to innovation, performance, and user-centric design. Each model is tailored to meet varying needs ranging from business professionals to casual users seeking reliable computing solutions.

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In summary, Lenovo's 5226, 3557, 3131, 3257, and 3244 models offer a diverse range of features that cater to different user requirements. From advanced business functionalities to entertainment options, Lenovo continues to leverage innovative technologies that enhance the overall computing experience.
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