Lenovo Horizon 2e Table PC - Manual (Page 38)

Step 8. Disconnect all the cables from the related connectors, and separate the rear cover and the panel.
Step 9. To reattach the rear cover:
a. Line up the rear cover with the front bezel and reconnect all the cables.
b. Line up the holes on the rear cover with mounting holes on the front bezel, and place the rear
cover into position.
c. Secure the rear cover to the front bezel with the two screws.
d. Reattach the two rubber caps.
Replacing a memory module
Attention: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the rear cover.
To replace a memory module:
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”.
Step 5. Disconnect the battery power cable from the connector on the motherboard.
32 Lenovo HORIZON 2e All-In-One PC Hardware Maintenance Manual