Dell Inspiron 17 7746 Service Manual - Page 7

Before Working Inside Your Computer, Before You Begin - windows 7

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Before Working Inside Your Computer CAUTION: To avoid damaging the components and cards, handle them by their edges and avoid touching pins and contacts. Before You Begin 1 Save and close all open files and exit all open applications. 2 Shut down your computer. Microsoft Windows 8: Move your mouse pointer to the upper-right or lower-right corner of the screen to open the charms sidebar, and then click or tap Settings→ Power→ 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, network cables and so on, from your computer. 5 Disconnect all attached devices and peripherals, such as keyboard, mouse, monitor, and so on, from your computer. 6 Remove any media card and optical disc from your computer, if applicable. 7 After the computer is unplugged, press and hold the power button for 5 seconds to ground the system board. Before Working Inside Your Computer | 7

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Before Working Inside Your Computer
|
7
Before Working Inside Your Computer
CAUTION: To avoid damaging the components and cards, handle them by their
edges and avoid touching pins and contacts.
Before You Begin
1
Save and close all open files and exit all open applications.
2
Shut down your computer.
Microsoft Windows 8: Move your mouse pointer to the upper-right or lower-right
corner of the screen to open the charms sidebar, and then click or tap
Settings
→
Power
→
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, network cables and so on, from
your computer.
5
Disconnect all attached devices and peripherals, such as keyboard, mouse,
monitor, and so on, from your computer.
6
Remove any media card and optical disc from your computer, if applicable.
7
After the computer is unplugged, press and hold the power button for 5 seconds to
ground the system board.