Samsung A05s SM-A057F Audio Circuit Mic Speaker Ear Speaker Hardware Solution

In this video we explain the full hardware audio circuit for Samsung SM-A057F including mic, loudspeaker, ear speaker, voice path, audio codec, filters, jumpers and signal routes. Useful for technicians repairing no sound, low sound, distortion, mic not recording and call audio issues. Includes board tracing, voltage point testing and replacement guide.

🔍 30 High Searching Titles

Samsung SM-A057F Audio Circuit Solution

SM-A057F Mic Problem Hardware Fix

SM-A057F Speaker Not Working Repair

Galaxy A057F Ear Speaker Solution

Audio Codec IC Problem Samsung

SM-A057F No Sound Problem Solution

Samsung A057F Mic Not Recording Fix

SM-A057F Voice Path Hardware Repair

Audio Filter Ways Samsung A057F

SM-A057F Ear Speaker Ways Diagram

Samsung A057F Audio Jumper Solution

Loudspeaker Low Sound Solution

SM-A057F Audio IC Replacement Guide

Mic Noise Problem Hardware Fix

Ear Speaker Distortion Fix

Samsung A057F Call Audio Problem

Audio Voltage Testing Points

Audio Circuit Tracing Diagram

SM-A057F Audio PMIC Output

Codec IC Audio Channel Repair

Samsung A057F Mic Line Testing

SM-A057F Speaker Line Continuity

Audio Ground Line Failure Fix

Audio Filter Replacement Guide

Codec IC Heating Issue Fix

Ear Speaker Connector Testing

Sub-Board Audio Line Fix

Samsung A057F Audio PCB Solution

Audio Codec Jumper Hardware

Complete Audio Repair Guide

🛠 30 Step-By-Step Repair Guide

Remove back cover

Remove shielding frame

Disconnect battery & flex cables

Inspect mic & speaker connectors

Check ear speaker pads

Test speaker with multimeter

Test mic with continuity mode

Inspect sub-board

Check audio line to main board

Clean audio section with IPA

Check filter continuity

Check audio codec IC pins

Test audio voltage line

Test ground lines

Replace speaker if open

Replace mic if mute

Reflow audio codec IC

Replace audio filter if short

Test voice path on call

Test recording via voice app

Test loudspeaker mode

Test ear speaker during call

Check headphone detection

Inspect PMIC audio power output

Check waveform stability

Reassemble unit

Connect battery & test again

QC test call audio

QC test loud music

Deliver after stress test

♯ Hashtags

#SamsungA057F #SMA057F #AudioCircuit #MicProblem #SpeakerProblem #EarSpeaker #AudioCodec #HardwareRepair #MobileRepair