How to Fix Y90 Mic Problem Schematic Diagram

 How to Fix Y90 Mic Problem – Step-by-Step Guide

If your Vivo Y90 has a mic issue, such as low sound, no sound, or distortion, this guide will help you diagnose and fix the problem.

---Y90 Y91 Y91C Y95 Y93   Schematic Diagram

Common Y90 Mic Issues

1. No Sound During Calls – The other person can’t hear you.

2. Low Mic Volume – Your voice is too low.

3. Distorted Sound – Voice breaks or has noise.

4. Mic Not Working in Apps – Works in calls but not in apps like WhatsApp.

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Step-by-Step Solutions

1. Restart Your Phone

Sometimes, a simple restart can fix software glitches affecting the mic.

2. Check for Dust and Dirt

Clean the Mic Hole:

Use a soft brush or a small pin to clean the mic hole near the charging port.

Blow some air gently to remove dust.

3. Check for Software Issues

Update Your Phone:

Go to Settings > Software Update and update your phone if available.

Check Mic Permissions:

Go to Settings > Apps > Permissions and allow mic access to calling and recording apps.

4. Test the Mic

Open the Recorder App and record your voice.

If the sound is clear, the mic is fine. The issue might be with a specific app.

5. Check for Water Damage

If your phone got wet, turn it off and let it dry completely before testing again.

6. Replace the Mic (For Technicians)

If the issue is hardware-related, follow these steps:

Open the Device: Use a heat gun and pry tools carefully.

Locate the Mic: The mic is near the charging jack or on the mainboard.

Replace the Mic: Use a soldering iron to remove the faulty mic and install a new one.

Check IC and Connections: If replacing the mic doesn’t work, check the mic IC and circuit paths.

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Final Words

If your Vivo Y90 mic is still not working after trying these fixes, it might need professional repair. Let us know in the comments if you need further help!