Accessing The System Board Components And Drives; Installing Or Replacing A Memory Module - Lenovo 7522D6U User Manual

Accessing the system board components and drives

This section provides instructions on how to access the system board components
and drives.
To access the system board components and drives:
1. Open the computer cover. See "Opening the computer cover" on page 12.
2. On some models, you might need to pivot the drive bay assembly upward and
remove the hard disk drive to access the internal components. See "Replacing
the hard disk drive" on page 21.
Note: Make sure you note the location of any cables that you disconnect from
the drives or the system board.
Attention: Make sure the hard disk drive assembly is in the latched down
position before closing the computer cover to prevent damage to the hard disk
drive assembly.
Figure 6. Pivoting the drive bay assembly

Installing or replacing a memory module

Attention
Do not open your computer or attempt any repair before reading and understanding the
"Important safety information" in the ThinkCentre Safety and Warranty Guide that came with
your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to:
http://www.lenovo.com/support
This section provides instructions on how to install or replace a memory module.
Your computer has two slots for installing or replacing DDR2 DIMMs (double data
rate 2 dual inline memory modules) that provide up to a maximum of 4 GB
system memory.
Chapter 2. Installing options and replacing hardware
13