Difficulty

Moderate

Steps

8

Time Required

                          15 - 20 minutes

Sections

3

  • Speakers
  • 5 steps
  • Microphone Jack
  • 2 steps
  • Motherboard
  • 1 step

Flags

2

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  • BackAstro A40 TR

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What you need

Step 1

              Speakers
  • To access the speakers you need to disassemble the earpiece. First remove the foam ear piece by simply pinching the padding and pulling lightly until the magnets disengage.

To access the speakers you need to disassemble the earpiece. First remove the foam ear piece by simply pinching the padding and pulling lightly until the magnets disengage.

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Step 2

  • Remove the dust cover located on the speaker. Use the corner of the spudger to peel underneath the cover until you can lift it by hand. The cover is held onto the device with adhesive and should be removed slowly.

Remove the dust cover located on the speaker. Use the corner of the spudger to peel underneath the cover until you can lift it by hand. The cover is held onto the device with adhesive and should be removed slowly.

Step 3

  • Take off the front cover by removing the four screws located in a square formation on the surface of the device. Use the J00 Philips driver listed in the device page.

Take off the front cover by removing the four screws located in a square formation on the surface of the device. Use the J00 Philips driver listed in the device page.

Step 4

  • Locate the three small screws under the speaker. Use the J00 Philips Driver to remove them.

Locate the three small screws under the speaker. Use the J00 Philips Driver to remove them.

Step 5

  • If your issue is asking for the complete replacement of the speaker or the motherboard, un-solder the old components and replace with new speaker by re-soldering.
  • Check out this useful guide on how to solder and desolder connections if soldering is new to you.

If your issue is asking for the complete replacement of the speaker or the motherboard, un-solder the old components and replace with new speaker by re-soldering.

Check out this useful guide on how to solder and desolder connections if soldering is new to you.

Step 6

              Microphone Jack
  • Remove the three screws in the photo with the J00 driver bit, and pull the headphone jack away from the assembly.

Remove the three screws in the photo with the J00 driver bit, and pull the headphone jack away from the assembly.

Step 7

  • Un-solder the two wires circled, at this point the entire assembly can be removed from the speaker and the remainder of the device.

Un-solder the two wires circled, at this point the entire assembly can be removed from the speaker and the remainder of the device.

Step 8

              Motherboard
  • Pull the motherboard off of the jack and replace it with a new one by re-soldering the wires.

Pull the motherboard off of the jack and replace it with a new one by re-soldering the wires.

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

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Author

                                      with 2 other contributors 


                    Mike

Member since: 10/20/2016

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                                      3 Guides authored                  



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Team

                       UMass Dartmouth, Team 6-5, Martin Fall 2016                        

                                                  Member of UMass Dartmouth, Team 6-5, Martin Fall 2016 



                    UMASSD-MARTIN-F16S6G5                     


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                                            10 Guides authored

Gabriel Cruz V - Sep 2, 2020

Reply

Hi I hope you can answer ASAP

Why did you replace that?

I’m asking this cuz i got a problem with mines, i insert the mic and didn’t work, its like a false