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BLU Advance 4.0 Speaker Replacement

Introduction

The guide will help you replace the speaker in a BLU Advance 4.0 cell phone.

What you need

  1. Careful: steps 1-3 are sourced from a guide that's marked as in-progress.

    BLU Advance 4.0 Speaker Replacement, Removing the back cover: step 1, image 1 of 2 BLU Advance 4.0 Speaker Replacement, Removing the back cover: step 1, image 2 of 2

    • With the back camera on the top side and facing you, find a notch on the bottom right side of the phone.

    • Unclip the cover by raising it up from the notch and sliding a flat rigid tool along the edge.

    Edit

  2. BLU Advance 4.0 Speaker Replacement, Revealing the motherboard: step 2, image 1 of 3 BLU Advance 4.0 Speaker Replacement, Revealing the motherboard: step 2, image 2 of 3 BLU Advance 4.0 Speaker Replacement, Revealing the motherboard: step 2, image 3 of 3

    • Remove the battery.

    • Remove 3 screws from each side with a Phillips 00 screwdriver.

    • Unclip the screen by sliding a flat rigid tool between the black and the blue side-band.

    • Pop off the blue side-band to be exposed to the motherboard.

    Edit

  4. BLU Advance 4.0 Speaker Replacement, Separating motherboard from screen: step 3, image 1 of 1

    • Remove 2 black plastic buttons from each side, exposing metallic padding.

    • Gently pry the metallic padding off the motherboard with a flat rigid tool.

    • Carefully separate the clip-on tabs while lifting the motherboard away from the screen.

    • Forcefully separating the motherboard from the screen can further damage your device.

    Edit

  5. BLU Advance 4.0 Speaker Replacement, Remove the solder on the old speakers: step 4, image 1 of 2 BLU Advance 4.0 Speaker Replacement, Remove the solder on the old speakers: step 4, image 2 of 2
    Tool used on this step:
    Desoldering Pump
    $3.99
    Buy

    • Before starting, you should plug in and begin to heat up your soldering iron.

    • Flip the circuit board over and find the speaker connections to the red and black wires.

    • Take your soldering iron and heat the area where the wires are connected

    • Take your Solder sucker and remove the solder at the connection.

    • Carefully lift the speaker off of the circuit board.

    Edit

  6. BLU Advance 4.0 Speaker Replacement, Solder in the New Speakers: step 5, image 1 of 1

    • Place the new speaker into the spot where you removed the old speaker.

    • Next, add solder to the tip of your soldering iron.

    • Solder all of the connections back into place as shown.

    Edit
Conclusion

To reassemble your device, follow these instructions in reverse order starting from step 3

Author

with 7 other contributors

Brandon Phillips

Member since: 10/16/14

77 Reputation

1 Guide authored

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Team

UMass Dartmouth, Team 6-2, Vijaybhaskar Fall 2014 Member of UMass Dartmouth, Team 6-2, Vijaybhaskar Fall 2014

UMASSD-VIJAYBHASKAR-F14S6G2

3 Members

6 Guides authored

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