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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
Start
→
Power
→
Shut down
.
– Windows 8.1: On the
Start
screen, click the power icon
→
Shut down
.
– Windows 7: Click
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.
Safety instructions
Use the following safety guidelines to protect your computer from potential damage
and ensure your personal safety.
9
Summary of Contents for Inspiron 3656
Page 11: ... Plastic scribe 11 ...
Page 25: ...Post requisites 1 Replace the front bezel 2 Replace the computer cover 25 ...
Page 27: ...Procedure 1 Open the side chassis 1 side chassis 2 Open the card retention bracket 27 ...
Page 31: ...2 Open the side chassis 1 hard drive assembly 2 side chassis 3 screw 31 ...
Page 48: ...Procedure 1 Open the side chassis 1 side chassis 48 ...
Page 67: ...4 Remove the chassis fan from the chassis 1 chassis fan 2 chassis fan cable 67 ...
Page 84: ...2 Lift the heat sink off the system board 1 heat sink 2 captive screws 4 84 ...