Dell Latitude 5521 How-To Install & Replace Your CMOS Battery

By on January 9, 2024 · 10:09 pm
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In this Dell laptop tutorial we are going to show you how to install and replace the CMOS Battery on your Latitude 5521 laptop. These installation instructions have been made into 8 easy to follow printable steps. We have also created a video tutorial that shows you how to install your Latitude 5521 CMOS Battery.

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 Phillips #0 screwdriver
  • 1 x small plastic scribe
Latitude 5521 Battery

Dell Laptop Replacement Parts Needed

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Latitude 5521 Battery

Video tutorial repair manual



Installation and Removal Instructions
Latitude 5521 CMOS Battery

Before you begin: If you need help at any point, you can always contact Parts-People Laptop Repair Department for help with your diagnosis or repair.

Step 1

Use a Phillips Screwdriver to unscrew the

Step 2

Use a Phillips Screwdriver to unscrew the Use a Plastic Scribe to pry apart and remove the Bottom Base Cover.Use a Phillips Screwdriver to unscrew the
Disconnect the Battery.

Step 3

Disconnect the Battery.Disconnect the Battery.
Unscrew and remove the Battery (3 x

Step 4

Unscrew and remove the Battery (3 x Unscrew and remove the Battery (3 x
Disconnect the hard drive connector.

Step 5

  • Disconnect the hard drive connector.
  • Unscrew and remove the Hard Drive or Hard Drive Filler (4 x M2 x 4mm).
Disconnect the hard drive connector.Unscrew and remove the Hard Drive or Hard Drive Filler (4 x Disconnect the hard drive connector.
Unscrew and remove the Wifi bracket (1 x captive screws).

Step 6

  • Unscrew and remove the Wifi bracket (1 x captive screws).
  • Disconnect the antenna cables.
  • Slide out the WiFi Card.
Unscrew and remove the Wifi bracket (1 x captive screws).Disconnect the antenna cables.Slide out the WiFi Card.
Unscrew and remove the inner frame (17 x M2 x 3mm).

Step 7

  • Unscrew and remove the inner frame (17 x M2 x 3mm).
Unscrew and remove the inner frame (17 x M2 x 3mm).Unscrew and remove the inner frame (17 x M2 x 3mm).
Disconnect and remove the CMOS Battery.

Step 8

  • Disconnect and remove the CMOS Battery.
Disconnect and remove the CMOS Battery.Disconnect and remove the CMOS Battery.Disconnect and remove the CMOS Battery.
Latitude 5521 Battery

Dell Laptop Replacement Parts Needed

DIY Discount - Parts-People.com offers 5% off to all DO-IT-YOURSELFERS!
Use this coupon code to save 5% off these parts
DIYM514
Latitude 5521 Battery

Topics: Dell Latitude Repair Manuals Dell Laptop Repair Dell Repair Manuals CMOS Battery Latitude 5521

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