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Dell Inspiron 1545 Computer Processing Unit Replacement

Introduction

This guide will be utilized mainly if your CPU has gone bad and your laptop is essentially nonfunctional.

What you need

  1. Dell Inspiron 1545 Computer Processing Unit Replacement, Battery: step 1, image 1 of 1

    • Before attempting to remove the battery ensure that the laptop is disconnected from all power sources and turned off.

    • Turn the laptop over to its back.

    Edit

  2. Dell Inspiron 1545 Computer Processing Unit Replacement: step 2, image 1 of 1

    • Slide the release latch while simultaneously pulling backwards on the battery.

    Edit

  3. Dell Inspiron 1545 Computer Processing Unit Replacement: step 3, image 1 of 1

    • Slide the battery out of the battery bay.

    Edit

  5. Dell Inspiron 1545 Computer Processing Unit Replacement, Base Cover: step 4, image 1 of 1

    • Unscrew the four screws (3mm Phillips #1) that hold the base cover in place.

    • The top 3 screws are "captive" (held in by a retaining ring) and will not come out.

    Edit

  6. Dell Inspiron 1545 Computer Processing Unit Replacement: step 5, image 1 of 2 Dell Inspiron 1545 Computer Processing Unit Replacement: step 5, image 2 of 2

    • Carefully lift the base cover vertically away from the laptop.

    Edit

  7. Dell Inspiron 1545 Computer Processing Unit Replacement, CPU Heat Sink: step 6, image 1 of 1

    • Loosen the 5 screws (4mm, Phillips #1) that secure the CPU Heat Sink to the motherboard.

    • These screws are held in place by a washer so you should not be able to completely remove the screws.

    Edit

  8. Dell Inspiron 1545 Computer Processing Unit Replacement: step 7, image 1 of 1

    • Pull up on the Heat Sink unit to remove it.

    Edit

  9. Dell Inspiron 1545 Computer Processing Unit Replacement, Computer Processing Unit: step 8, image 1 of 1

    • Using a flathead screwdriver, rotate the locking mechanism counterclockwise to the unlocked position.

    Edit

  10. Dell Inspiron 1545 Computer Processing Unit Replacement: step 9, image 1 of 1

    • The CPU is very fragile and has thin pins.

    • Remove the CPU by pulling straight upward and away from the laptop.

    Edit
Conclusion

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

7 other people completed this guide.

Author

with 5 other contributors

Nathan Lemay

Member since: 04/16/14

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Cal Poly, Team 9-14, Regan Spring 2014 Member of Cal Poly, Team 9-14, Regan Spring 2014

CPSU-REGAN-S14S9G14

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