Difficulty

Moderate

Steps

9

Time Required

                          30 minutes - 1 hour

Sections

1

  • Sony MDR-ZX770BN, enlarge jack connection
  • 9 steps

Flags

Member-Contributed Guide

An awesome member of our community made this guide. It is not managed by iFixit staff.

  • BackSony MDR-ZX770BN

  • Full Screen

  • Options

  • History

  • Save to Favorites

  • Download PDF

  • Translate

  • Get Shareable Link

  • Embed This Guide

  • Notify Me of Changes

  • Stop Notifications

What you need

Step 1

              Sony MDR-ZX770BN, enlarge jack connection
  • The Sony MDR-ZX70BN is a good headphone in itself. Only the narrow jack connection is a “no go”
  • Carefully pull off the auricle.

The Sony MDR-ZX70BN is a good headphone in itself. Only the narrow jack connection is a “no go”

Carefully pull off the auricle.

1024

Step 2

  • Loosen a total of 6 screws. Small Phillips screwdriver. The screws can be placed on the speaker magnet. That way you don’t lose ;-)
  • Caution! When you open the speaker hangs on 2 thin cables.
  • If you can solder, these can be separated. Makes it easier to continue working. The dark red is the + Will probably come off anyway.

Loosen a total of 6 screws. Small Phillips screwdriver. The screws can be placed on the speaker magnet. That way you don’t lose ;-)

Caution! When you open the speaker hangs on 2 thin cables.

If you can solder, these can be separated. Makes it easier to continue working. The dark red is the + Will probably come off anyway.

Step 3

  • On the other side, carefully lift the lid. Is clipped.

On the other side, carefully lift the lid. Is clipped.

Step 4

  • The Bluetooth antenna and a screw underneath appear.
  • No need to remove the cable, just remove the adhesive to show.
  • The small screw must be loosened so that the rest of the cover comes off.

The Bluetooth antenna and a screw underneath appear.

No need to remove the cable, just remove the adhesive to show.

The small screw must be loosened so that the rest of the cover comes off.

Step 5

  • The inner workings. Loosen the small screw to remove the circuit board.
  • I have disconnected the cable from the speaker because otherwise everything will be too fiddly.
  • Push the clips in the 3rd picture slightly to the side and the blue ring will come off.

The inner workings. Loosen the small screw to remove the circuit board.

I have disconnected the cable from the speaker because otherwise everything will be too fiddly.

Push the clips in the 3rd picture slightly to the side and the blue ring will come off.

Step 6

  • Remove the ring and everything is free.

Remove the ring and everything is free.

Step 7

  • Lever out the microphone upwards with a narrow but not pointed object.
  • Lift the entire circuit board slightly and pull it backwards.

Lever out the microphone upwards with a narrow but not pointed object.

Lift the entire circuit board slightly and pull it backwards.

Step 8

  • Lift the circuit board and place some foam or something similar underneath.
  • Now make the hole larger with a 6mm drill.
  • File smooth with a round file.

Lift the circuit board and place some foam or something similar underneath.

Now make the hole larger with a 6mm drill.

File smooth with a round file.

Step 9

  • Test with jack plug. The plug itself should also fit in and not just the bare jack.
  • If fits! Put everything back together in reverse order.
  • If necessary, re-solder the cables.

Test with jack plug. The plug itself should also fit in and not just the bare jack.

If fits! Put everything back together in reverse order.

If necessary, re-solder the cables.

Cancel: I did not complete this guide.

                                                                                      One other person completed this guide.                                             


        HelloMacOS is helping us fix the world!      Want to contribute?      Start translating ›

Special thanks to these translators:

100%

HelloMacOS

Author

                                      with 1 other contributor 


                    Robert

Member since: 11/12/2014

199 Reputation

                                      1 Guide authored                  



                       Badges:
                       3

demi van der schaar - yesterdayJan 22, 2023

Reply

We made it an 8mm hole instead but it works! Now the only issue I had with this old-ass headset is finally fixed. Many thanks to you, for guiding us through this very specific fix!