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Adding Parts 69
7 USB 2.0 connectors (2) For quick connections, Dell recommends using the front USB connectors for USB
devices such as digital cameras, gaming controllers, and scanners. Use the back-panel
USB connectors for USB mouse and keyboard connections.
8 power button Press this button to turn on the computer.
NOTICE: To avoid losing data, do not use the power button to turn off the
computer. Instead, perform a Windows shutdown.
9 power light The power light illuminates and blinks or remains solid to indicate different states:
No light — The computer is in the off state.
Steady green — The computer is in a normal operating state.
Blinking green — The computer is in a power-saving state.
10 floppy-drive light* The floppy-drive light is on when the computer reads data from or writes data to the
floppy drive. Wait until this light turns off before you remove the floppy disk from
the drive.
11 CD or DVD volume
control dial
Move the dial to adjust the volume of your audio CD or DVD disc.
12 CD or DVD headphone
connector
Use the headphone connector to attach headphones to the CD or DVD drive. Your
headphones won’t work if the drive is operating in digital mode. To disable digital
mode, see "No sound from headphones" on page 49.
13 service tag This label lists your computer's service tag and your Express Service Code (if
applicable). If you call Dell technical support, use your Express Service Code to route
the call directly to the correct support personnel. The Dell technical support staff will
ask for your service tag.
NOTE: Express Service may not be available in some countries.
*On computers with an optional floppy drive.