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Note:
It may be helpful to place the computer face-down on a soft flat surface for this procedure. Lenovo
recommends that you use a blanket, towel, or other soft cloth to protect the computer screen from scratches
or other damage.
To replace the Wi-Fi card:
Step 1.
Remove any media 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 Locating connectors,
controls and components to locate the various connectors.
Step 4.
Remove the stand base. Refer to Removing the stand base.
Step 5.
Remove the rear cover. Refer to Removing the rear cover.
Step 6.
Remove the screw that secures the Wi-Fi card to the motherboard.
Step 7.
Disconnect the antenna cables from the Wi-Fi card.
Step 8.
Pull the Wi-Fi card out of the slot.
Step 9.
To install the new Wi-Fi card:
a.
Insert the new Wi-Fi card into the Wi-Fi card slot.
b.
Connect the antenna cables to the new Wi-Fi card.
c.
Secure new the Wi-Fi card to the motherboard with the screw.
Step 10. Reattach the rear cover and stand base.
Replacing the side USB board
Note:
Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the cover.
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ideacentre All-In-One 520 (22 & 24 inch) Computer Hardware Maintenance Manual
Содержание ideacentre AIO 520-22 IKL
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