Before Working Inside Your Computer; Before You Begin; Safety Instructions - Dell Inspiron 15-7579 Service Manual

Before working inside your
computer
NOTE: The images in this document may differ from your computer
depending on the configuration you ordered.

Before you begin

1 Save and close all open files and exit all open applications.
2 Shut down your computer.
The shut-down instruction varies depending on the operating system
installed on your computer.
– Windows 10: Click or tap Start →
– Windows 8.1: On the Start screen, click or tap the power icon
Shut down.
– Windows 7: Click or tap Start → Shut down.
NOTE: If you are using a different operating system, see the
documentation of your operating system for shut-down
instructions.
3 Disconnect your computer and all attached devices from their electrical
outlets.
4 Disconnect all cables such as telephone cables and network cables, from
your computer.
5 Disconnect all attached devices and peripherals, such as keyboard,
mouse, and monitor, from your computer.
6 Remove any media card and optical disc from your computer, if
applicable.

Safety instructions

Use the following safety guidelines to protect your computer from potential
damage and ensure your personal safety.
12
Power → Shut down.
→