Dell Inspiron 20 (3048, Early 2014) - Manual (Page 4)

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1 Optical drive
Reads from and writes to CDs and DVDs.
2 Display-brightness increase button
Press to increase the display brightness.
3 Display-brightness decrease button
Press to decrease the display brightness.
4 Display off/on button
Press and hold to turn‑off the display; press again to
turn‑on the display.
5 Hard-drive activity light
Turns on when the computer reads from or writes to the
hard drive.
6 Power button
Turns on your computer or changes the power state of
your computer.
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