Microphone issue - Xiaomi Mi Max Questions & Answers

Mi Max 32GB V8.1.4.0.MBCMIDI
The caller will not hear me, but when turn on the speakerphone, the caller hears me well. In the service menu microphone tests everything works.
When I record my voice recorder.app everything works well. NOT working only during a call, in Skype not working too. Maybe you know how to fix this problem. Maybe this is software bug ? or broke the microphone ?
p.s. Root installed

Still problem

Hello,
This may be because of Camera issue, there are two microphones in the phone, one is the upper one next to the Earphone Jack and one at the bottom next to Speaker. When we are making a movie from the camera in Landscape mode, phone is switching to the upper microphone, (this is a noise reduction microphone) and when we make a move in Portrait mode, this is switching back to the bottom mic, somehow, when are closing the camera from a Landscape mode, phone is not switching back the mic to the bottom one, and still set for the upper mic, causing a very low sound going out for the phone call, as we are speaking at the bottom and the mic is at the upper portion. When you are turning the speaker, the bottom microphone is turning on, hence the voice is clear at the other end. Try doing a little trick, switch on your camera, record a movie in PORTRAIT MODE for 2 to 3 second and close it. Now try again doing a call, to my understanding this will work, as this works for me. Please update if this works for you as well. Best Regards

Tariq Qayyum said:
Hello,
This may be because of Camera issue, there are two microphones in the phone, one is the upper one next to the Earphone Jack and one at the bottom next to Speaker. When we are making a movie from the camera in Landscape mode, phone is switching to the upper microphone, (this is a noise reduction microphone) and when we make a move in Portrait mode, this is switching back to the bottom mic, somehow, when are closing the camera from a Landscape mode, phone is not switching back the mic to the bottom one, and still set for the upper mic, causing a very low sound going out for the phone call, as we are speaking at the bottom and the mic is at the upper portion. When you are turning the speaker, the bottom microphone is turning on, hence the voice is clear at the other end. Try doing a little trick, switch on your camera, record a movie in PORTRAIT MODE for 2 to 3 second and close it. Now try again doing a call, to my understanding this will work, as this works for me. Please update if this works for you as well. Best Regards
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THis landscape-portrait camera trick doesn't work on my phone.
My upper microphone works (noise reduction mic works in loudspeaker voice microphone mode). But bottom mic doesn't work. I replaced this mic, then i replaced bottom board and its flex. Nothing helps.
1.8V comes to the mic.

Related

How to enable dual microphone not on a flat surface?

The cool thing about the phone is that I can put it faced down to automatically turn the speakerphone and the dual microphone on.
But what if I want to do it while holding the device on my hand? I tried putting it faced down on the case (on my palm) but since it's not exactly flat, it's not working as it should
If I press the "Speakerphone" button on the TouchFlo 3D while having a call, will that give the same functionality as if the device is faced down?
Once you dialed the number just press the "Speaker" button.It works for me.
So it will also turn on the dual microphone with noise cancellation thing? Cool, good to know!
my TP2 doesn't turn speaker on.....when face down during calls....it keeps speaker off!!!!!!!!
laswettaaa said:
my TP2 doesn't turn speaker on.....when face down during calls....it keeps speaker off!!!!!!!!
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Did you make sure your G-Sensor is calibrated?
yes am sure .... G-sensor works perfectly
works with Light sensor
After some tries I noticed Speaker was enabled with both Facedown AND Lightsensor obtured...
to my knowledge both mics work all the time whether your on speaker or not
Ah alright, good to know. The reason was because sometimes my friends went "Huh? What did you say?" when I put them on speaker mode (inside quiet my bedroom). I guess I still had to shout even with a dual microphone + noise cancellation
press and hold the call send key whilst making a call to enable both speakers.
in settingsĀ»all settings there's mic input control option (second option on mine) which supposedly increases or decreases the volume of sound captured by the mic to make sure it is not too loud or too soft. Unfortunately when I had it enabled everything captured by the mic was extremely quiet. Even with the audiorecorder if I had the mic right next to my mouth it was extremely low. So maybe it is because of that. Try disabling it, maybe your friend will hear you better.

[Q] CM7 - Call sound comes from behind

Hi,
yesterday I restarted my HTC Desire GSM running CM7 and during the first call I noticed that the voice of my interlocutor was caming from behind the phone (rear speaker). I tried turning the Speaker on/off several times during the call and rebooting as well but still the call speaks out from behind.
Any clue/suggestion for me? That's pretty uncomfortable
Sounds weird, do you mean it goes into speaker mode? If you do maybe there is a problem with your accelerometer. In the Sound settings is 'Flip for speaker' on, if so try turning it off. This setting may be causing your phone to enter speaker phone even though your phone isn't flipped.
I'm not an expert but maybe this is causing the problem.
It's not exactly the "speaker" because the volume is very low, exactly like a normal call but instead it comes from the rear speaker. Moreover I can turn the speaker on, which makes the volume louder but still from behind the phone (as it should be).
However I checked the call settings and the proximity is disabled. I tried enabling/disabling a couple of times but no luck at all
Any other suggestion please? Still can't hear from the right side of my phone and rear speaker definitely s**ks

Mic gets low for other side?

Hello, When I put the phone on speaker and or use a headset it lowers the voice for the other people. I can hear them fine both ways. It is just during headset or speaker phone calls. It works perfectly fine when talking normally through the phone. Hardware problem? I just noticed it, can I exchange it through sprint? Please advice! I am on 4.2.2 d3rp rom still on ZV8!
When you put it on speaker phone, it uses the secondary mic at the top of the phone instead of the normal mic at the bottom. If you look at the top of the phone there is the infrared port on one side and then a small hole on the other side. That small hole is for the secondary mic. Try talking into the top of the phone when on speaker phone and that should solve the problem. Headset issue I can't help you with. Each headset normally has a built in mic usually near the volume controls. Its probably bad or you're just not directing your voice into that mic or something.
I've tried to do that but still the other person can't hear me thank you for your input tho!
Sent from my LG-LS980 using Tapatalk

Microfone issue

Hello,
have a problem with my HTC 10 when I make standard call there is no any problems, but when I switch call to loudspeaker people tell that they can't hear me, phone usually lie on the desk during this calls.
Is this hardware issue, or software? I use Viper ROM. This phone have two microphones right, which one is used with loud speaker call?
Hello, the same speaker like without Loudspeakermode. Try another ROM at first Stockrom, shouldn't help this i recommend to contact your seller.
speaker no matter if phone is at the ear or call is in "speaker" mode works without any problem,
my problem is with microphone but only on "speaker" mode because then other side can't hear me.
to resolve it, I've bored out the microphone hole on the bottom of the case enough to make sure the mic is fully exposed and that appears to have done the trick.

help, main mic is broken. how to set up sub mic for calls?

Hello everyone, a while ago I dropped my phone and now the main mic is broken (the one near the charging port). So I can't record audios or make calls without using a headphone with a mic. BUT WHEN I RECORD VIDEOS THERE IS SOUND. I think that's because of the noise cancelation mic(the one on the upper right side of phone) For some reason it's activated during the video records and captures the sound.
How can I force my phone to use secondary microphone all the time? So that I can make calls and record sounds without changing the primary microphone.
well, I'm not a programmer but I have been trying to edit audio_policy. conf and audio_policy_configuration.xml files.
Apparently there are 2 input sources for microphones. built-in mic and built-in back mic. I have tried deleting these or somehow ' disabling' them. but nothing happened. I can still capture sounds while recording videos but the very same damn microphone wouldn't work while recording voices.
How hard is it to simply disable the main mic and use the noice cancelation mic as the main one? I'm sure you programmers can figure it out better than me ??
I'm facing the same issue, have you found any hack for that ?
Any luck bicho2015? My main microphone died on my Pixel 4 and I would like to reroute to the other 2 built-in mics.

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