External Options; Hinge Cover - Lenovo IdeaCentre A540-24ICB Hardware Maintenance Manual

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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 Chapter 3 "Product overview" on page 29 to identify the required
connector. Then, use the instructions that come with the option to help you make the connection and install
any required software or device drivers.

Hinge cover

Prerequisite
Before you start, read Chapter 2 "Important service information" on page 27 and print the following
instructions.
Before you open the hinge cover, turn off the computer and wait several minutes until the computer is cool.
Replacement procedure
1. Remove any media from the drives and turn off all connected devices and the computer.
2. Disconnect all power cords from electrical outlets and disconnect all cables from the computer.
3. Position the computer to see the rear side of the computer.
4. Remove the hinge cover.
.
Chapter 6
Hardware removal and installation
57

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