Difficulty

Moderate

Steps

9

Time Required

                          10 - 30 minutes

Sections

3

  • How to unplug and discharge before repair
  • 2 steps
  • Dell Optiplex GX620 Side Panel Disassembly
  • 1 step
  • CPU
  • 6 steps

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1

Member-Contributed Guide

An awesome member of our community made this guide. It is not managed by iFixit staff.

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Introduction

This guide will tell you how to replace your CPU.

What you need

Step 1

              How to unplug and discharge before repair
  • Power down your PC and remove the power cord from the back.

Power down your PC and remove the power cord from the back.

1024

Step 2

  • Press and hold the power button for about 10 seconds, then release.
  • This helps drain any remaining power stored in the capacitors, so that you can safely work on the internal components.

Press and hold the power button for about 10 seconds, then release.

This helps drain any remaining power stored in the capacitors, so that you can safely work on the internal components.

Step 3

              Dell Optiplex GX620 Side Panel Disassembly
  • With the computer standing upright, firmly pull on the tab at the back of the computer.
  • When the side panel pops free, gently pull the panel away from the computer.
  • If you have trouble freeing the side panel from the case, you may need to pull the tab a bit harder.

With the computer standing upright, firmly pull on the tab at the back of the computer.

When the side panel pops free, gently pull the panel away from the computer.

If you have trouble freeing the side panel from the case, you may need to pull the tab a bit harder.

Step 4

              Now unplug your hard drives power and data cables.
  • Move the cables out of your way.
  • SATA Power
  • SATA Data

Move the cables out of your way.

SATA Power

SATA Data

Step 5

              Unplug your floppy drive on the motherboard and the drive.
  • Unplug the power cable
  • Unplug the data cable

Unplug the power cable

Unplug the data cable

Step 6

              Disconnect CPU fan.
  • Unplug the fan that is on the motherboard.

Unplug the fan that is on the motherboard.

Step 7

  • There is two Phillips #2 screws that need to be removed.
  • The two screws have springs that keep them there.

There is two Phillips #2 screws that need to be removed.

The two screws have springs that keep them there.

Step 8

              New it’s time to remove the  heat sink.
  • Lift the heat sink.

Lift the heat sink.

Step 9

              CPU removal.
  • Push and release tap on it. And then take the CPU out.
  • Remember to put new thermal paste on the CPU.

Push and release tap on it. And then take the CPU out.

Remember to put new thermal paste on the CPU.

To reassemble your device, follow these instructions in reverse order.

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                    Padraic Hoselton

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