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In this Dell laptop tutorial we are going to show you how to install and replace the Wireless WLAN Card on your Inspiron 17 (3721) laptop. These installation instructions have be made into 4 easy to follow printable steps. We have also create a video tutorial that shows you how to install your Inspiron 17 (3721) Wireless WLAN Card.
Before you begin
Please take the time read the following safety guidelines when working on static sensitive electrical components.
Dell repair manual service precautions
Tools needed for this laptop repair
- 1 x small phillips head screwdriver
- 1 x small plastic scribe
Inspiron 3721 WLAN Card
Inspiron 17 3721 WLAN Card
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Video tutorial repair manual
Installation and Removal Instructions
Inspiron 17 (3721) Wireless WLAN Card
Step 2
- Using a small flat heat screwdriver or a plastic scribe, pry the keyboard from the tabs on the palmrest.
Step 3
- Turn the keyboard over and place it on the palmrest.
- Unplug the cable and remove the Keyboard.
 
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