Infinix Zero X Pro Sound Problem Solution | Mic, Speaker & Ear Speaker Not Working | Jumper &
Автор: SMARTPHONE TECHNOLOGIES
Загружено: 2025-11-20
Просмотров: 16
If your Infinix Zero X Pro has no sound, mic not working, or ear speaker issues, this video provides the complete hardware repair solution.
Includes mic and speaker testing, connector inspection, PCB tracks checking, jumper solutions, PMIC audio output testing, and step-by-step repair guide.
Perfect for mobile repair technicians and beginners.
Full 30-step repair guide included.
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Infinix Zero X Pro Full Sound Hardware Repair
✅ 30 Step-by-Step Repair Guide
Power off the phone.
Remove SIM tray.
Open back cover carefully.
Unscrew motherboard screws.
Remove shielding plates.
Disconnect battery.
Locate mic, speaker, and ear speaker connectors.
Remove flex connectors carefully.
Inspect flex cables for damage or corrosion.
Clean connectors with IPA.
Test mic continuity with multimeter.
Test speaker voltage lines.
Check ear speaker connection.
Test PMIC audio output voltage.
Inspect audio IC solder joints.
Check PCB tracks for broken lines.
Jumper broken audio lines if needed.
Replace faulty flex cables.
Reflow audio IC if required.
Check for short circuits in audio section.
Reconnect connectors and partially assemble phone.
Test mic, speaker, and ear speaker.
Verify audio in multiple apps.
Test volume levels and mic sensitivity.
Recheck PMIC audio voltages.
Confirm no distortion or static noise.
Reassemble phone fully.
Perform final audio test.
Ensure proper mic recording and playback.
Deliver fully working device.
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#InfinixZeroXPro #SoundProblem #MicSpeakerFix #EarSpeakerRepair #AudioIC #MobileRepair #HardwareSolution #PMICRepair #AudioJumper #TechnicianGuide
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