Lenovo 30BG, User Manual, Page: 70 / 146

Figure 10. Removing the computer cover
Installing or replacing hardware
This section provides instructions on how to install or replace hardware for your computer. You can expand
the capabilities of your computer and maintain your computer by installing or replacing hardware.
Attention: Do not open your computer or attempt any repair before reading and understanding the “Read
this first: Important safety information” on page iii.
Notes:
• Depending on your computer model, some of the hardware parts in this section might not be available.
• Use computer parts provided only by Lenovo.
• When installing or replacing an option, use the appropriate instructions in this section along with the
instructions that come with the option.
• In most areas of the world, Lenovo requires the return of the defective CRU. Information about this will
come with the CRU or will come a few days after the CRU arrives.
External options
You can connect external options to your computer, such as external speakers, a printer, or a scanner. For
some external options, you must install additional software in addition to making the physical connection.
When installing an external option, see “Front view” on page 1 and “Rear view” on page 2 to identify the
required connector. Then, use the instructions that come with the option to help you make the connection
and install any software or device drivers that are required for the option.
Front bezel
Attention: Do not open your computer or attempt any repair before reading and understanding the “Read
this first: Important safety information” on page iii.
To remove and reinstall the front bezel, do the following:
1. Prepare your computer. See “Preparing your computer and removing the computer cover” on page 57.
58
P320 User Guide