Lenovo A720 Lenovo IdeaCentre A720 Hardware Maintenance Manual (English) - Page 55

Removing the rear cover, Remove the base cover. Refer to Removing the base cover.

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Step 8. Reattach the base cover and secure it with the screws. Removing the rear cover Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover. To remove the rear cover Step 1. Step 2. Step 3. Step 4. Step 5. Step 6. Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down the operating system, and turn off the computer and all attached devices. Unplug all power cords from electrical outlets. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer. Refer to "Left and right view" and "Rear view" for help with locating the various connectors. Remove the base cover. Refer to "Removing the base cover". Remove the hinge from the chassis. Refer to "Removing the hinge from the chassis". Raise the hinge 1 and slide the rear deco out as shown. 2 1 2 Chapter 8. Replacing hardware 49

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Step 8.
Reattach the base cover and secure it with the screws.
Removing the rear cover
Note:
Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
To remove the rear cover
Step 1.
Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down the operating
system, and turn off the computer and all attached devices.
Step 2.
Unplug all power cords from electrical outlets.
Step 3.
Disconnect all cables attached to the computer. This includes power cords, input/output (I/O)
cables, and any other cables that are connected to the computer. Refer to “Left and right view”
and “Rear view” for help with locating the various connectors.
Step 4.
Remove the base cover. Refer to “Removing the base cover”.
Step 5.
Remove the hinge from the chassis. Refer to “Removing the hinge from the chassis”.
Step 6.
Raise the hinge
1
and slide the rear deco out as shown.
2
Chapter 8
.
Replacing hardware
49