Dell Inspiron 3421 Support and Manuals
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Manual For Inspiron 3421
(Posted by hamagy 10 years ago)
Connecting Laptop To Projector Usb Port?
Dell N3421 laptop doesnot have video port but has HDMI port. How do we connect this laptop to Projec...
Dell N3421 laptop doesnot have video port but has HDMI port. How do we connect this laptop to Projec...
(Posted by govindraj 10 years ago)
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Popular Dell Inspiron 3421 Manual Pages
Owner's Manual - Page 1
Inspiron 14/14R Owner's Manual
Computer model: Inspiron 3421/5421 Regulatory model: P37G Regulatory type: P37G001
Owner's Manual - Page 2
...;, Windows®, and the Windows start button logo are not followed. A00 CAUTION: A CAUTION indicates potential damage to hardware or loss of data if instructions are either trademarks or registered trademarks of Microsoft Corporation in this text: Dell™, the DELL logo, and Inspiron™ are trademarks of your computer. and is a registered trademark owned by Dell...
Owner's Manual - Page 5
...
Removing the Power-Adapter Port 42
Prerequisites 42 Procedure 43
Replacing the Power-Adapter Port 45
Procedure 45 Postrequisites 45
Removing the System Board 46
Prerequisites 46 Procedure 47
Replacing the System Board 49
Procedure 49 Postrequisites 49 Entering the Service Tag in system setup 50
Removing the Thermal-Cooling Assembly . . . . . 51
Prerequisites 51...
Owner's Manual - Page 9
...Shut down your computer. • Windows 8: a Point your mouse pointer to the upper-right or lower-right corner of your operating system for shut-down instructions. 3 Disconnect your computer and all...5 seconds to open the Charms sidebar. Microsoft Windows shuts down . b In the Charms sidebar, click Settings→ Power→ Shut down. • Windows 7:
Click Start and click Shut down and ...
Owner's Manual - Page 10
...opening the computer cover or panels. CAUTION: Only a certified service technician is flat and clean. Some cables have connectors with ...Instructions
Use the following tools: • Phillips screwdriver • Plastic scribe
10 | Before You Begin WARNING: Before working inside the computer, replace all power sources before connecting to remove the computer cover and access any installed...
Owner's Manual - Page 24
NOTE: If you do not hear the click, remove the memory module and reinstall it clicks into the connector at dell.com/regulatory_compliance. Postrequisites
1 Replace the base cover. See "Replacing the Battery" on page 22. 2 Replace the battery. For additional safety best practices information, see the Regulatory Compliance Homepage at a 45-degree angle and press the memory...
Owner's Manual - Page 25
... your computer and follow the instructions in "After Working Inside Your Computer" on page 11. After working inside your computer, follow the steps in "Before You Begin" on page 9.
Removing the Hard Drive | 25
See "Removing the Base Cover" on the computer base. See "Removing the Battery" on page 12. 2 Remove the...
Owner's Manual - Page 27
... computer base and place the
hard-drive assembly in "After Working Inside Your Computer" on page 11. See "Replacing the Battery" on page 22. 2 Replace the battery. After working inside your computer and follow the instructions in the hard-drive bay. 4 Slide the hard-drive assembly towards the side of the computer to connect the...
Owner's Manual - Page 28
...-card. 2 Remove the screw that shipped with your computer and follow the instructions in "Before You Begin" on page 9. After working inside your computer, ...base cover. See "Removing the Battery" on page 21.
Prerequisites
1 Remove the battery. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance.
Removing the Wireless ...
Owner's Manual - Page 30
...supported by your computer, read the safety information that secures the wireless mini-card to the system board. 4 Connect the antenna cables to the wireless mini-card. Replacing the Wireless Mini-Card
WARNING: Before working inside your computer. See "Replacing the Battery... and follow the instructions in "Before You Begin" on page 22. 2 Replace the battery. For additional safety...
Owner's Manual - Page 36
... page 17. 5 Remove the palm-rest. Prerequisites
1 Remove the battery. See "Removing the Base Cover" on page 21. 3 Follow the instructions from step 1 to default. See "Removing the Palm-Rest" on
page 25. 4 Remove the keyboard. CAUTION: Removing the coin-cell battery resets the BIOS settings to step 3 in "After Working Inside Your Computer" on page...
Owner's Manual - Page 46
... instructions from step 1 to step 2 in the system board. See "Removing the Memory Module(s)" on page 11. See "Removing the Palm-Rest" on page 36.
46 | Removing the System Board See "Removing the Coin-Cell Battery" on page 31. 9 Remove the coin-cell battery. You must enter the Service Tag in system setup after you replace...
Owner's Manual - Page 49
... the steps in "Before You Begin" on page 9.
See "Replacing the Palm-Rest" on page 38 2 Replace the palm-rest. NOTE: Your computer's Service Tag is stored in "Replacing the Optical Drive" on
page 16. 9 Replace the battery. See "Replacing the Base Cover" on page 22. 8 Follow the instructions from step 3 to the fan. 8 Slide the display cable...
Owner's Manual - Page 50
Entering the Service Tag in system setup
1 Turn on the computer. 2 Press during POST to enter the system setup program. 3 Using the arrow keys, select Enter Setup and press . 4 Navigate to the Main tab and enter your computer's Service Tag in the
Service Tag field.
50 | Replacing the System Board
Owner's Manual - Page 71
... where you have your computer's Service Tag and
click Submit.
To flash the BIOS:
1 Turn on the computer. 2 Go to dell.com/support. 3 Click Start Here under the product categories. 5 Click Drivers & Downloads tab. 6 In the Operating System drop-down, select the operating system installed on your computer. 7 Click BIOS. 8 Click Download File to download the latest version of your...
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