Dell Inspiron 1521 (PP22L) CPU Processor Removal & Installation

Created by on August 4, 2022
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In this Dell laptop tutorial we are going to show you how to install and replace the CPU Processor on your Inspiron 1521 (PP22L) laptop. These installation instructions have be made into 14 easy to follow printable steps. We have also create a video tutorial that shows you how to install your Inspiron 1521 (PP22L) CPU Processor.

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 1521 CPU CPU

Dell Laptop Replacement Parts Needed

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Eligible for $5.00 Economy Shipping.
Only 17 left in stock - order soon.
TL-50 Image
Eligible for $5.00 1st Class Shipping.
Only 4 left in stock - order soon.
DIY Discount - Parts-People.com offers 5% off to all DO-IT-YOURSELFERS!
Use this coupon code to save 5% off these parts
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Inspiron 1521 CPU Processor

Video tutorial repair manual



Installation and Removal Instructions
Inspiron 1521 CPU Processor

Slide the battery latches over to unlock the battery.

Step 1

  • Slide the battery latches over to unlock the battery.
  • Slide the Battery out of the laptop.
Slide the battery latches over to unlock the battery.Slide the Battery out of the laptop.Slide the battery latches over to unlock the battery.
Remove the 1 - M2.5 x 5mm screw.

Step 2

Remove the 1 - M2.5 x 5mm screw.Slide the Optical Drive out of the laptop.Remove the 1 - M2.5 x 5mm screw.
Remove the 4 - M3 x 3mm screws.

Step 3

Remove the 4 - M3 x 3mm screws.Slide the Hard Drive out of the laptop.
Loosen the screws.

Step 4

Loosen the screws.Remove the Wireless Card Door.Loosen the screws.
Unplug the WLAN antenna cables.

Step 5

  • Unplug the WLAN antenna cables.
  • Unplug the WWAN antenna cables.
Unplug the WLAN antenna cables.Unplug the WWAN antenna cables.
Remove the 2 - M2.5 x 8mm bottom hinge screws.

Step 6

Remove the 2 - M2.5 x 8mm bottom hinge screws.Remove the 2 - M2.5 x 8mm back hinge screws.Remove the 11 - M2.5 x 8mm bottom base screws.
Carefully pry up & unsnap the Power Button Cover, starting on the right and working your way left.

Step 7

  • Carefully pry up & unsnap the Power Button Cover, starting on the right and working your way left.
Carefully pry up & unsnap the Power Button Cover, starting on the right and working your way left.Carefully pry up & unsnap the Power Button Cover, starting on the right and working your way left.Carefully pry up & unsnap the Power Button Cover, starting on the right and working your way left.
Loosen the LCD cable screw.

Step 8

  • Loosen the LCD cable screw.
  • Unplug & loosen the cables.
Loosen the LCD cable screw.Unplug & loosen the cables.
Remove the LCD Display.

Step 9

Remove the LCD Display.Remove the LCD Display.
Unplug & remove the Bluetooth Card.

Step 10

Unplug & remove the Bluetooth Card.Unplug & remove the Bluetooth Card.Unplug & remove the Bluetooth Card.
Remove the 2 - M2.5 x 5mm keyboard screws.

Step 11

  • Remove the 2 - M2.5 x 5mm keyboard screws.
  • Carefully lift the keyboard to reveal the cable.
  • Unplug the cable.
  • Remove the Keyboard.
Remove the 2 - M2.5 x 5mm keyboard screws.Carefully lift the keyboard to reveal the cable.Unplug the cable.Remove the Keyboard.
Remove the 4 - M2 x 3mm palmrest screws.

Step 12

  • Remove the 4 - M2 x 3mm palmrest screws.
  • Unplug the palmrest cable.
  • Remove the Palmrest.
Remove the 4 - M2 x 3mm palmrest screws.Unplug the palmrest cable.Remove the Palmrest.
Loosen the screws.

Step 13

  • Loosen the screws.
  • Remove & clean the Heatsink.
Loosen the screws.Remove & clean the Heatsink.Loosen the screws.
Turn the locking screw.

Step 14

Turn the locking screw.Remove the CPU Processor.Turn the locking screw.
Inspiron 1521 CPU CPU

Dell Laptop Replacement Parts Needed

HN304 Image
Eligible for $5.00 Economy Shipping.
Only 17 left in stock - order soon.
TL-50 Image
Eligible for $5.00 1st Class Shipping.
Only 4 left in stock - order soon.
DIY Discount - Parts-People.com offers 5% off to all DO-IT-YOURSELFERS!
Use this coupon code to save 5% off these parts
DIYM514
Inspiron 1521 CPU Processor

Topics: Dell Inspiron Repair Manuals Dell Laptop Repair Dell Repair Manuals CPU Processor Inspiron 1521

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