Top - Dell Inspiron 15 3521 Setup And Specifications

NOTE: On certain computer models, the power and battery-status light are also used for diagnostics. For more
information, see the Troubleshooting section in your computer's Service Manual.
3. HDMI 1.4 port
Connect to a TV, external display or another HDMI-in enabled device. Provides video and audio output.
4. USB 3.2 Gen 1 port
Connect devices such as external storage devices and printers. Provides data transfer speeds up to 5 Gbps.
5. USB 3.2 Gen 1 port
Connect devices such as external storage devices and printers. Provides data transfer speeds up to 5 Gbps.

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1. Power button with optional fingerprint reader
Press to turn on the computer if it is turned off, in sleep state, or in hibernate state.
When the computer is turned on, press the power button to put the computer into sleep state; press and hold the power
button for four seconds to force shut-down the computer.
If the power button has a fingerprint reader, place your finger on the power button to log in.
NOTE: You can customize power-button behavior in Windows. For more information, see Me and My Dell at
www.dell.com/support/manuals.
2. Touchpad
Move your finger on the touchpad to move the mouse pointer. Tap to left-click and two fingers tap to right-click.
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