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Disassembling Asus FX505G - Inspect Fans - Replace CPU Fan

Introduction

One of the fans was making a chittering sound and the laptop was shutting down because of overheating

What you need

  1. Disassembling Asus FX505G - Inspect Fans - Replace CPU Fan, Turn over laptop and remove screws: step 1, image 1 of 2 Disassembling Asus FX505G - Inspect Fans - Replace CPU Fan, Turn over laptop and remove screws: step 1, image 2 of 2

    • Size 1 Phillips Screwdriver

    • M2.5x12mm (long) x 6 ORANGE

    • M2.5x6mm (short) x 5 RED

    Edit

  2. Disassembling Asus FX505G - Inspect Fans - Replace CPU Fan, Remove bottom cover of the laptop: step 2, image 1 of 2 Disassembling Asus FX505G - Inspect Fans - Replace CPU Fan, Remove bottom cover of the laptop: step 2, image 2 of 2

    • Insert an opener into the lower right corner

    • Gently slide the opener around the perimeter of the case opening to release the plastic tabs holding the bottom cover to the case

    Edit

  3. Disassembling Asus FX505G - Inspect Fans - Replace CPU Fan, Determine which fan is malfunctioning: step 3, image 1 of 1

    • Power on the laptop to get the fans spinning, determine which one is making noise or otherwise not functioning

    • In my case, it was the CPU fan, which corresponded to the alarms I was getting (CPU overheating)

    • CPU fan is on the "right" side if you have the case open with the bottom of the laptop closest to you

    • Thus, the GPU is on the "left" side

    • The fans have slight differences in their footprint

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  5. Disassembling Asus FX505G - Inspect Fans - Replace CPU Fan, Disconnect electrical connections, remove fan screws: step 4, image 1 of 1

    • There's a ZIF connecter to disconnect to make it easier to remove the fan

    • Also disconnect the fan's small molex connector

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  6. Disassembling Asus FX505G - Inspect Fans - Replace CPU Fan, Remove Fan Screws: step 5, image 1 of 1

    • Remove these two screws

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  7. Disassembling Asus FX505G - Inspect Fans - Replace CPU Fan, Remove Fan: step 6, image 1 of 1

    • Gently pull up on adhesive to detach pad from fan plastic arm

    • Gently lift up heat sink to slide fan arm underneath it

    • Remove fan

    Edit

    • Reverse the instructions to re-install

    • If you have it, you can apply thread lock or Loc-Tite to the screws prior to re-installing.

    Edit
Conclusion

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

Author

with 1 other contributor

Eric Franke

Member since: 05/10/23

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