Replacing The Power Supply Assembly - Lenovo ThinkCentre Hardware Maintenance Manual
Machine types: 3026, 3029, 3039, 3054, 3137, 3139, 3149, 3219, 3245, 3246, 3245, 3282, 3319, 3349, 3394, 3421, 3491, 3544, 3627, 3652, 3699, 3769, 3878, 3934, 4972, 4992, 5132, 5206, 5261, 5267, 5297, 5325, 5384, 5391, 5450, 5472, 5474, 5485, 5498, 5536,
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Also See for ThinkCentre:
- Hardware maintenance manual (546 pages) ,
- Safety and warranty manual (265 pages) ,
- User manual (32 pages)
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Figure 49. Installing the PCI card
7. Go to "Completing the parts replacement" on page 127.
Replacing the power supply assembly
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 power supply assembly.
To replace the power supply assembly, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Disconnect the power cords, Input/Output (I/O) cables, and any other cables that are connected to the
computer.
3. Remove the four screws at the rear of the chassis that secure the power supply assembly.
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ThinkCentre Hardware Maintenance Manual
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