Lenovo IdeaCentre B550 All-in-One - Manual (Page 53)

Step 8. Remove the six screws that secures the rear deco to the chassis.
Step 9. Slide up the rear deco to remove it from the chassis.
Step 10. To install the rear deco:
a. Line the rear deco with the chassis, then slide it back into position.
b. Secure the rear deco to the chassis with the six screws.
Step 11. Reattach the middle cover, optical drive, computer stand and 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 cover.
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 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”.
Step 5. Remove the computer stand. Refer to “Removing the computer stand”.
Step 6. Remove the optical drive. Refer to “Replacing the optical drive”.
Step 7. Remove the middle cover. Refer to “Removing the middle cover”.
Step 8. Remove the rear deco. Refer to “Removing the rear deco”.
Chapter 8 . Replacing hardware 47