Dell Dimension 8400 Owner's Manual - Page 62

NOTICE, Service Tag

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www.dell.com | support.dell.com 6 power button 7 Service Tag 8 headphone connector 9 USB 2.0 connectors (2) 10 front-panel door Press to turn on the computer. NOTICE: To avoid losing data, do not use the power button to turn off the computer. Instead, perform an operating system shutdown. Used to identify your computer when you access the Dell Support website or call technical support. Use the headphone connector to attach headphones and most kinds of speakers. Use the front USB connectors for devices that you connect occasionally, such as joysticks or cameras, or for bootable USB devices (see "System Setup" on page 111 for more information on booting to a USB device). It is recommended that you use the back USB connectors for devices that typically remain connected, such as printers and keyboards. Open the door to use the front-panel connectors. NOTE: The front door is removable; if you remove it or accidentally knock it off its hinges, it snaps back in place. For instructions on how to reattach the door, see page 65. 62 Removing and Installing Parts

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62
Removing and Installing Parts
www.dell.com | support.dell.com
6
power button
Press to turn on the computer.
NOTICE:
To avoid losing data, do not use the power button to turn off the
computer. Instead, perform an operating system shutdown.
7
Service Tag
Used to identify your computer when you access the Dell Support website or call
technical support.
8
headphone connector
Use the headphone connector to attach headphones and most kinds of speakers.
9
USB 2.0 connectors (2)
Use the front USB connectors for devices that you connect occasionally, such as
joysticks or cameras, or for bootable USB devices (see "System Setup" on page 111
for more information on booting to a USB device).
It is recommended that you use the back USB connectors for devices that typically
remain connected, such as printers and keyboards.
10
front-panel door
Open the door to use the front-panel connectors.
NOTE:
The front door is removable; if you remove it or accidentally knock it off its
hinges, it snaps back in place. For instructions on how to reattach the door, see
page 65.