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iFixit GX620 Use and care manual

Dell Optiplex GX620 CPU Replacement
This guide will tell you how to replace your CPU.
Written By: Padraic Hoselton
Dell Optiplex GX620 CPU Replacement
© iFixit — CC BY-NC-SA www.iFixit.com Page 1 of 6
INTRODUCTION
This guide is of a dell optiplex mini tower.
This guide will tell you how to replace your CPU.
TOOLS:
Phillips #2 Screwdriver (1)
PARTS:
Thermal Paste (1)
Dell Optiplex GX620 CPU Replacement
© iFixit — CC BY-NC-SA www.iFixit.com Page 2 of 6
Step 1 — 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.

Step 2 — Now unplug your hard drives power and data cables.
Move the cables out of your way.
SATA Power
SATA Data
Dell Optiplex GX620 CPU Replacement
© iFixit — CC BY-NC-SA www.iFixit.com Page 3 of 6
Step 3 — Unplug your floppy drive on the motherboard and the drive.
Unplug the power cable
Unplug the data cable
Step 4 — Disconnect CPU fan.
Unplug the fan that is on the motherboard.
Dell Optiplex GX620 CPU Replacement
© iFixit — CC BY-NC-SA www.iFixit.com Page 4 of 6
Step 5
There is two Phillips #2 screws that need to be removed.
The two screws have springs that keep them there.

Step 6 — New it’s time to remove the heat sink.
Lift the heat sink.
Dell Optiplex GX620 CPU Replacement
© iFixit — CC BY-NC-SA www.iFixit.com Page 5 of 6
To reassemble your device, follow these instructions in reverse order.
This document was last generated on 2017-12-01 04:20:02 AM.
Step 7 — CPU removal.
Push and release tap on it. And then take the CPU out.
Remember to put new thermal paste on the CPU.

Dell Optiplex GX620 CPU Replacement
© iFixit — CC BY-NC-SA www.iFixit.com Page 6 of 6

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