Introduction

These steps will outlines replacement of the Quietcomfort 25 speakers. One speaker is located in each earpiece. Be warned, this guide requires precision soldering of very small components.

Begin repair by removing the ear cushions.
  • Begin repair by removing the ear cushions.

  • The cushion is held on by a few small plastic clips. Pry carefully with plastic opening tool or fingernails.

Ajouter un commentaire

Next, remove the soft lining behind the cushion. This is held on with adhesive and is easily removed by hand.
  • Next, remove the soft lining behind the cushion. This is held on with adhesive and is easily removed by hand.

Ajouter un commentaire

Once the soft lining is removed from behind the ear cushion, two screws (4.80mm) will be exposed. Carefully remove these screws with a precision screwdriver (PH00) and put aside. Carefully remove these screws with a precision screwdriver (PH00) and put aside.
  • Once the soft lining is removed from behind the ear cushion, two screws (4.80mm) will be exposed.

  • Carefully remove these screws with a precision screwdriver (PH00) and put aside.

Ajouter un commentaire

Idées cadeaux pour la Fête des Pères
Mettons nos papas à l’honneur ainsi que nos mentors qui nous ont appris à réparer.
Idées cadeaux pour la Fête des Pères
Honorons ceux qui nous ont enseigné à réparer.
Flip the earphones back over and carefully pry around the outside cover of the earpiece.
  • Flip the earphones back over and carefully pry around the outside cover of the earpiece.

  • Try a plastic opening tool before moving on to harder metal tools.

  • This cover will come loose with moderate pressure.

Ajouter un commentaire

Once the inside of the headphone is exposed, use screw driver (PH00) to remove the two 4mm screws on the black speaker cover. Once the inside of the headphone is exposed, use screw driver (PH00) to remove the two 4mm screws on the black speaker cover.
  • Once the inside of the headphone is exposed, use screw driver (PH00) to remove the two 4mm screws on the black speaker cover.

Ajouter un commentaire

Use a heat gun to carefully loosen the glue on the speaker cover.
  • Use a heat gun to carefully loosen the glue on the speaker cover.

Ajouter un commentaire

Use metal tool to break the seal of the glue and pry the cover off.
  • Use metal tool to break the seal of the glue and pry the cover off.

  • Be careful during this step as the speaker might still be attached to the cover.

Ajouter un commentaire

Remove all soldered connections that are connecting the existing speaker to the headphone.   For help with this step see this guide on Comment souder et dessouder des connexions The existing speaker should now be free to remove and replace.
  • Remove all soldered connections that are connecting the existing speaker to the headphone. For help with this step see this guide on Comment souder et dessouder des connexions

  • The existing speaker should now be free to remove and replace.

Ajouter un commentaire

Conclusion

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

Bryton Wise

Membre depuis le 26/03/2018

157 Réputation

1 tutoriel rédigé

Équipe

IUPUI, Team S2-G3, Harley Spring 2018 Membre de l'équipe IUPUI, Team S2-G3, Harley Spring 2018

IUPUI-HARLEY-S18S2G3

3 membres

2 tutoriels rédigés

Ajouter un commentaire

Voir les statistiques:

Dernières 24 heures : 7

7 derniers jours : 44

30 derniers jours : 137

Total : 165