Lenovo IdeaCentre B520 Bedienungsanleitung PDF herunterladen (Seite 18)

Hardware Replacement Guide

4. Slide both cover pieces back into position.

Replacing a memory module

Attention:

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atsurface

for this procedure. Lenovo recommends that you use a blanket, towel, or

other soft cloth to protect the touch screen from scratching 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 view” and “Rear view” for help with locating

the various connectors.

4. Remove the computer cover. Refer to “Removing the computer cover”.

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Lenovo IdeaCentre B520 Bedienungsanleitung Seite 18