Dell P75F Tear Down Fan Replacement

Dell Laptop Fan Replacement and Disassembly Guide

Introduction

• Model: Dell P75F or P75F003 (Manufactured in 2018)
• Objective: Fan Replacement & General Disassembly

Tools Required

• Phillips Screwdriver
• Plastic Prying Tool

Disassembly Steps

1. Back Plate Removal:
   • Remove Phillips screws from the back.
   • Pry open the back plate using a plastic prying tool, starting from a corner.
2. Battery Removal:
   • Disconnect the battery cable.
   • Remove screws holding the battery.
   • Model for battery replacement: 33YDH.
   • Replace battery if swollen or defective.
3. Hard Drive (HDD) Upgrade/Replacement:
   • Located on the left side.
   • For SSD upgrades, note that Windows OS will need to be reinstalled or cloned.
   • Consider using a docking station for cloning to SSD.
4. Fan Replacement:
   • Disconnect fan cables.
   • Remove screws holding the fans.
   • Replace the fan using the model number on the tag (e.g., CM…).
   • Ensure correct positioning and secure connection.
5. Heatsink and Thermal Paste:
   • Unscrew and remove the heatsink to access the CPU and GPU.
   • Clean off old thermal paste with alcohol wipes.
   • Apply new thermal paste sparingly.
6. RAM Upgrade:
   • DDR4 RAM slots available.
   • Current RAM: 8 GB, PC4 (DDR4).
   • Add additional RAM by sliding it into the slot and clicking it into place.
7. Motherboard Removal:
   • Disconnect all cables attached to the motherboard.
   • Remove screws holding the motherboard.
   • Carefully lift out the motherboard.
8. M.2 SSD Upgrade:
   • Additional slot available next to the speaker.
   • Consider upgrading for more storage or as a primary drive.
9. Wi-Fi Card Replacement:
   • Located near the battery.
   • Easy to replace or upgrade.
10. DC Jack Replacement:
    • Accessible after hinge removal.
    • Not soldered to the motherboard, easy to replace.

Keyboard Replacement

• The keyboard is integrated with the palm rest and cannot be replaced separately.
• A full palm rest replacement is required for keyboard issues.

Reassembly

• Follow the disassembly steps in reverse, ensuring all connections are secure.

Conclusion

• This guide covers the disassembly of a Dell laptop for fan replacement and other hardware upgrades or replacements.