Dell Optiplex 745 Ultra Small Form Factor CPU Replacement

Written By: donnavon
  • Comments: 1
Dell Optiplex 745 Ultra Small Form Factor CPU Replacement

Difficulty

Moderate

Steps

8

Time Required

20 - 25 minutes

Introduction

Looking to replace your original CPU with faster yet compatible one? Or are you just replacing a faulty one? This guide will walk you through replacing your existing CPU with a newer one.

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    • Make sure to shut down the computer! Go to the start menu and click shutdown from the power options first

    • Ensure all cables, speakers and other devices are unplugged and turned off before opening the computer case.

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    • Lay the computer on its side; you will see a blue knob.

    • Turn said knob 90 degrees counter clockwise.

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    • While the knob is still turned, slide the panel case forward about 1/2 inch, and then lift the panel off the computer.

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    • Remove the blue shield by sliding it straight upwards.

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    • Pull back on the tab nearest to the front case fan.

    • Slide the CPU heat sink from under the clip and pull upward.

    • You may need to twist the CPU heat sink side to side to free it from the thermal paste.

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    • Ground yourself before removing any internal components.

    • Push release lever down slightly and away from CPU.

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    • Lift and rotate processor cover off of CPU.

    • Processor cover will remain attached.

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    • Using two fingers holding the sides, lift the CPU from the socket.

    • Do not touch the underside of the CPU or any of the pins.

    • When replacing the CPU, do not use excessive force.

    • Ensure to use the alignment-notches on the new CPU, when replacing.

Conclusion

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

Author

donnavon

Member since: 02/09/14

707 Reputation

One comment

What Cpu does it use?

Jazelle Estrada -