Dell Studio 1555 / 1557 / 1558 CPU Removal and Installation

Created by on August 11, 2011
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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 Dell Studio 1555 / 1557 / 1558 laptop. These installation instructions have be made into 22 easy to follow printable steps. We have also create a video tutorial that shows you how to install your Dell Studio 1555 / 1557 / 1558 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 screw driver
  • 1 x small plastic scribe
Studio 1558 CPU CPU

Dell Laptop Replacement Parts Needed

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Eligible for $5.00 1st Class Shipping.
Only 6 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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Studio 1558 CPU Processor

Video tutorial repair manual



Installation and Removal Instructions
Dell Studio 1555 / 1557 / 1558 CPU Processor

Slide the battery out of the laptop.

Step 1

  • Slide the battery latch to the right.
  • Slide the battery out of the laptop.
Lift the door away from the laptop base.

Step 2

  • Unscrew the 3 retaining screws on the Access Door.
  • Lift the door away from the laptop base.
Slide the hard drive to the right and lift it out of the laptop.

Step 3

  • Unscrew the (4) 3mm x 3mm hard drive screws.
  • Slide the hard drive to the right and lift it out of the laptop.
Slide the hard drive to the right and lift it out of the laptop. Unscrew the (4) 3mm x 3mm hard drive screws.
Unscrew the (7) 2.5mm x 5mm screws on the base of the laptop.

Step 4

  • Remove the 2mm x 3mm screw under the hard drive.
  • Unscrew the (7) 2.5mm x 5mm screws on the base of the laptop.
Unscrew the (7) 2.5mm x 5mm screws on the base of the laptop. Remove the 2mm x 3mm screw under the hard drive.
Unplug the antenna cables and loosen them from their routing channels.

Step 5

  • Unplug the antenna cables and loosen them from their routing channels.
Unscrew the (2) 2.5mm x 5mm bottom hinge screws.

Step 6

  • Unscrew the (2) 2.5mm x 5mm bottom hinge screws.
Remove the 2mm x 3mm screw under the battery.

Step 7

  • Remove the 2mm x 3mm screw under the battery.
Unsnap the media control cover from the palm rest starting at the back near to the screen.

Step 8

  • Unsnap the media control cover from the palm rest starting at the back near to the screen.
Unscrew the (2) 2mm x 3mm screws for the keyboard.

Step 9

  • Unscrew the (2) 2mm x 3mm screws for the keyboard.
Carefully lift the keyboard away form the base and turn it over. If you pull it to hard you risk breaking the keyboard cable connector on the motherboard.

Step 10

  • Carefully lift the keyboard away form the base and turn it over. If you pull it to hard you risk breaking the keyboard cable connector on the motherboard.
Pivot the keyboard cable latch and the back light cable latch up and unplug the cables.

Step 11

  • Pivot the keyboard cable latch and the back light cable latch up and unplug the cables.
Pivot the keyboard cable latch and the back light cable latch up and unplug the cables. Pivot the keyboard cable latch and the back light cable latch up and unplug the cables.
Pull the antenna cables through the base and loosen all of the cables from their routing channels.

Step 12

  • disconnect the LCD display cable and the power button cable.
  • Pull the antenna cables through the base and loosen all of the cables from their routing channels.
Pull the antenna cables through the base and loosen all of the cables from their routing channels. disconnect the LCD display cable and the power button cable.
Lift the display from base assembly.

Step 13

  • Open the display wide and unscrew the (2) 2.5mm x 5mm screws that hold the display to top of the base.
  • Lift the display from base assembly.
Unscrew the (6) 2.5mm x 5mm screws that sit under the keyboard.

Step 14

  • Remove the (4) 2mm x 3mm screws at the top of the palm rest.
  • Unscrew the (6) 2.5mm x 5mm screws that sit under the keyboard.
Unscrew the (6) 2.5mm x 5mm screws that sit under the keyboard. Remove the (4) 2mm x 3mm screws at the top of the palm rest.
Carefully unsnap the palmrest from the base and the motherboard.

Step 15

  • Unplug the speaker cable and the touchpad cable.
  • Carefully unsnap the palmrest from the base and the motherboard.
Remove the optical drive from the motherboard.

Step 16

  • Unscrew the 2.5mm x 5mm optical drive screw.
  • Remove the optical drive from the motherboard.
Unplug the ExpressCard Slot and Media Card Reader IO Circuit Board cables from the motherboard.

Step 17

  • Unscrew the (4) 2.5mm x 5mm screws for the ExpressCard Slot and Media Card Reader IO Circuit Board.
  • Unplug the ExpressCard Slot and Media Card Reader IO Circuit Board cables from the motherboard.
  • Remove the ExpressCard Slot and Media Card Reader IO Circuit Board from the base.
Unplug the ExpressCard Slot and Media Card Reader IO Circuit Board cables from the motherboard. Remove the ExpressCard Slot and Media Card Reader IO Circuit Board from the base.
Unplug the DC Jack cable.

Step 18

  • Unplug the USB Port cable.
  • Unplug the DC Jack cable.
  • Unplug the fan and sub-woofer cables.
Unplug the DC Jack cable. Unplug the fan and sub-woofer cables. Unplug the USB Port cable.
Remove the motherboard from the base of the laptop.

Step 19

  • Unscrew the (6) 2.5mm x 5mm Motherboard screws.
  • Remove the motherboard from the base of the laptop.
Lift the heat sink off of the motherboard.

Step 20

  • Flip over the motherboard and loosen the 4 heat sink screws.
  • Lift the heat sink off of the motherboard.
Lift the CPU out of the motherboard.

Step 21

  • Turn the CPU locking screw counter-clockwise one half turn.
  • Lift the CPU out of the motherboard.
Installation note 2: Tighten the heatsink screws in the order listed on the heatsink.

Step 22

  • Installation note 1: Make sure to replace thermal compound or thermal pads on the CPU and heatsink.
  • Installation note 2: Tighten the heatsink screws in the order listed on the heatsink.
  • **This image is used only as an example.**
Studio 1558 CPU CPU

Dell Laptop Replacement Parts Needed

SLBMD Image
Eligible for $5.00 1st Class Shipping.
Only 6 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
Studio 1558 CPU Processor

Topics: Dell Studio 1555/1557/1558 Repair Manual Dell Laptop Repair Dell Repair Manuals CPU Processor CPU Processor CPU Processor Studio 1555 Studio 1557 Studio 1558

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