Samsung Galaxy A50 Earpiece Speaker Replacement Guide | Vibrator Motor Repair

Gear-BossGalaxy A50 | A50S2 years ago226 Views

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If your Samsung Galaxy A50 or Galaxy A50s has issues like no sound during calls or no vibration for notifications, then the earpiece speaker or vibrator motor may be faulty.

In this guide, we will show you how to replace the earpiece speaker and vibrator motor on the Samsung Galaxy A50. This method is also fully compatible with the Samsung Galaxy A50s, as both devices share a similar internal design.

This is a beginner-friendly repair guide, so follow each step carefully to complete the repair safely.


Repair Overview

  • Device Type: Smartphone
  • Repair Type: Earpiece Speaker & Vibrator Motor Replacement

Repair Difficulty: ⭐⭐⭐⭐☆ (Moderate–Advanced)

Estimated Time: ⏱️ 60–75 minutes


Reasons for This Repair

  • No sound during phone calls
  • Low or distorted earpiece audio
  • No vibration for calls or notifications
  • Weak or inconsistent vibration
  • Internal component failure

Protect Your Samsung 


Before You Begin

Compatibility and Model Numbers

  • Samsung Galaxy A50
  • Samsung Galaxy A50s

This repair guide based on Samsung Galaxy A50 Model.

Model Numbers | SM-A505F, SM-A505FN, SM-A505GN, SM-A505G, SM-A505FM, SM-A505YN, SM-A505W, SM-A505X, SM-A505U, SM-A505GT, SM-A505U1, SM-A505G, SM-A505N, SM-S506DL, SM-A507F, SM-A507FN, SM-A5070

Tools Required

  • Mobile phone heating pad or hairdryer/heat gun
  • Plastic pry tool / card pry
  • Suction cups
  • Phillips #00/#000 screwdrivers
  • Tweezers (for connectors)
  • B7000 glue or double-sided adhesive (for back cover)
  • Rubber bands or bonding clips to secure the back cover

Using proper tools reduces the risk of damaging the phone.

How to Find Tools and Parts


Step-by-Step Repair Guide

Step 1: Power Off the Device

Turn off your Galaxy A50 / A50s completely before starting.


Step 2: Heat and Open the Back Cover

Gently heat around the edges of the back cover to soften the adhesive.

  • Use a heating pad or heat gun
  • Use a suction cup and pry tool to carefully remove the back cover

Step 3: Remove the Back Cover

Carefully separate and remove the rear cover from the device.


Step 4: Remove the Midframe

  • Remove the SIM tray
  • Unscrew all visible screws
  • Use a pry tool to release clips and remove the midframe

Step 5: Remove the Logic Board

  • Disconnect all necessary connectors
  • Carefully lift and remove the logic board from the device

Step 6: Remove the Faulty Earpiece Speaker

  • Locate the earpiece speaker
  • Gently remove the faulty unit

Step 7: Remove the Faulty Vibrator Motor

  • Locate the vibration motor
  • Carefully remove it from its position

Step 8: Install the New Vibrator Motor

  • Place the new vibration motor properly
  • Ensure correct positioning

Step 9: Install the New Earpiece Speaker

  • Insert the new earpiece speaker into position
  • Ensure proper alignment

Step 10: Reinstall the Logic Board

  • Carefully place the logic board back
  • Reconnect all connectors securely

Step 11: Reassemble the Midframe

  • Place the midframe back
  • Ensure clips are properly secured
  • Tighten all screws
  • Insert SIM tray

Step 12: Close the Back Cover

  • Apply adhesive if needed
  • Press the back cover firmly into place

Step 13: Secure the Back Cover

  • Use clips or rubber bands
  • Leave it for proper bonding

FAQs (Frequently Asked Questions)

Q1: Is this guide compatible with Galaxy A50s?

Yes, both models have a similar internal structure, so the same steps apply.

Q2: How do I know if my earpiece speaker is faulty?

If you cannot hear calls clearly or there is no sound, the earpiece may need replacement.

Q3: Why is my phone not vibrating?

This usually indicates a faulty vibrator motor that needs replacement.

Q4: Is this repair difficult?

It is moderate to advanced since it involves removing the logic board.

Q5: Can I replace only one component?

Yes, you can replace either the earpiece or vibration motor individually.


Troubleshooting (After Repair)

Q1: No sound after replacement

  • Check earpiece alignment
  • Ensure connectors are properly attached

Q2: No vibration after repair

  • Verify motor placement
  • Ensure proper connection

Q3: Phone not turning on

  • Check battery connection
  • Reconnect all cables

Q4: Loose components inside

  • Ensure all screws are tightened
  • Check proper placement of parts

Q5: Back cover not sticking

  • Apply new adhesive
  • Use clips or rubber bands

Final Thoughts

Replacing the earpiece speaker and vibrator motor on your Samsung Galaxy A50 or A50s can restore essential functions like call audio and vibration alerts.

Take your time, follow each step carefully, and you’ll be able to complete the repair successfully.

I hope you enjoyed this guide! If you have any questions, feel free to ask.

Related Guides

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Galaxy A50s battery is not charging?

Check Galaxy A32 5G Repair Guides

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