Lenovo ThinkCentre M90a Gen 3 Gebruikershandleiding - Pagina 33

Blader online of download pdf Gebruikershandleiding voor {categorie_naam} Lenovo ThinkCentre M90a Gen 3. Lenovo ThinkCentre M90a Gen 3 48 pagina's.

Rear I/O cover

Prerequisite

Before you start, read Generic Safety and Compliance Notices, and print the following instructions.

Before you open the rear cover, turn off the computer and wait several minutes until the computer is cool.

For access, do the following:

1. Turn off the computer and remove all connected devices and cables.

2. Unlock any locking device that secures the computer cover.

3. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay

it down so that the screen is against the surface and the computer cover is facing up.

4. Remove the computer stand, if any. See "Computer stand" on page 24.

Removal procedure

Note: Some computer models might not be shipped with a serial connector module. In this case, remove

the dummy cover for serial connector module first.

Chapter 4

CRU replacement