Lenovo ThinkCentre A70z Hardware Maintenance Manual for ThinkCentre A70z - Page 105

Replacing the battery, Removing the battery

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5. Install the inverter shielding that was removed by inserting one end into the slots and reinstalling the screw. 6. Go to "Completing the FRU installation" on page 108. 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 This section provides instructions on how to replace the battery. Removing the battery To remove the battery, do the following: 1. Turn off the computer. 2. Disconnect all cables, power cords, and external options from your computer. See "Rear connectors" on page 65. 3. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay it down so that the screen is against the surface and the cover is facing up. 4. Remove the computer cover. See "Removing the computer cover" on page 70. 5. Open the system board shielding. See "Opening the system board shielding" on page 71. 6. Locate the battery on the system board. See "System board connectors" on page 68. 7. Use one finger to tilt the clip aside and use your thumb and index finger to grab on the edge of the battery and pull it up and out of the container holding it. Chapter 8. Replacing FRUs 99

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5. Install the inverter shielding that was removed by inserting one end into the slots and reinstalling the
screw.
6. Go to “Completing the FRU installation” on page 108.
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:
This section provides instructions on how to replace the battery.
Removing the battery
To remove the battery, do the following:
1. Turn off the computer.
2. Disconnect all cables, power cords, and external options from your computer. See “Rear connectors”
on page 65.
3. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay
it down so that the screen is against the surface and the cover is facing up.
4. Remove the computer cover. See “Removing the computer cover” on page 70.
5. Open the system board shielding. See “Opening the system board shielding” on page 71.
6. Locate the battery on the system board. See “System board connectors” on page 68.
7. Use one finger to tilt the clip aside and use your thumb and index finger to grab on the edge of the
battery and pull it up and out of the container holding it.
Chapter 8
.
Replacing FRUs
99