Lenovo Horizon 2 27 Table PC IdeaCentre - Manual (Page 40)

Step 9. Remove the six screws that secure the motherboard to the rear cover and lift up the motherboard
to remove it.
Step 10. To install the new motherboard:
a. Insert the notched end of the Wi-Fi card into the card port on the new motherboard and
secure it with the screw.
b. Connect the antenna cable(s) to the Wi-Fi card.
c. Attach the heat-sink modules, and the memory modules to the motherboard.
d. Align the holes on the new motherboard with the mounting holes on the rear cover and secure
the motherboard to the rear cover with the screws.
e. Connect all the cables to the new motherboard.
Step 11. Reattach the rear cover.
Replacing the camera
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the base cover.
To replace the camera:
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 rear cover. Refer to “Removing the rear cover”.
34 IdeaCentre Horizon 2 27 All-In-One PC Hardware Maintenance Manual