Lenovo 10121/90A1 [K450 ES] Personal Computer User Manual


 
This chapter contains the following
topics:
Identifying internal components
Identifying parts on the system board
Removing the computer cover
Removing the front bezel
Replacing a memory module
Replacing a hard disk drive
Replacing an optical drive
Replacing a graphics card
Replacing the TV-Tuner card
Replacing the keyboard and mouse
User Guide
39
Hardware Replacement Guide