Lenovo C225 All-In-One - Manual (Page 40)

Step 10. Connect the cables to the new converter board.
Step 11. Line up the new converter board then secure it with the screws.
Step 12. Reattach the computer cover, the speaker cover, the hard disk drive cover and the optical disk
drive.
Removing the computer stand
Note: Turn off the computer and wait 3 to 5 minutes to let the computer cool down before removing the
computer 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 remove the computer stand
Step 1. Remove any media (disks, CDs, 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 optical drive. Refer to “Replacing the optical drive”.
Step 5. Remove the hard disk drive. Refer to “Replacing the hard disk drive”.
Step 6. Remove the speaker cover. Refer to “Removing the speaker cover”.
Step 7. Remove the computer cover. Refer to “Removing the computer cover”.
Step 8. Remove the hard disk drive connector as shown.
36 Lenovo C2/C3 Hardware Maintenance Manual