Lenovo C440 User Guide - Page 39

Replacing the hard disk drive, Unplug all power cords from electrical outlets.

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6. Push out the latches on both sides of the memory socket to release the memory module and gently pull the memory module upward to remove it from its socket. All of the memory modules can be removed using the same procedure. 7. To install a memory module: Align the new memory module with the memory socket, then insert it and push down on the top edge. Make sure the latches lock the memory module in place. 8. Reattach the foot cover and stand base. Replacing the hard disk drive Attention: 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 touch screen from scratches or other damage. 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. 2. Unplug all power cords from electrical outlets. 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 views" and "Rear view" for help with locating the various connectors. 34 User Guide

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34
User Guide
6.
Push out the latches on both sides of the memory socket to release the
memory module
and gently pull the memory module upward to remove it
from its socket.
All of the memory modules can be removed using the same
procedure.
7. To install a memory module:
Align the new memory module with the memory socket, then insert it and push
down on the top edge. Make sure the latches lock the memory module in place.
8. Reattach the foot cover and stand base.
Replacing the hard disk drive
Attention:
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 touch screen from scratches or
other damage.
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.
2. Unplug all power cords from electrical outlets.
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 views” and “Rear view” for help with locating
the various connectors.