[Q] Mic not working? - Galaxy S 4 Q&A, Help & Troubleshooting

Hi guys. I have a strange problem. Sometimes when I make calls the mic is not working. I do not cover the mic with my hand. Then if i hang up and call again it might work. It happens probably 1/5 calls. I have GS4 exynos quad core. Any ideas? Should I reset the phone?

absolutnick said:
Hi guys. I have a strange problem. Sometimes when I make calls the mic is not working. I do not cover the mic with my hand. Then if i hang up and call again it might work. It happens probably 1/5 calls. I have GS4 exynos quad core. Any ideas? Should I reset the phone?
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i think it is hardware issue, change mic unit

You mean to change the phone? Why do you think that? I would have thought its software as it works most times but some times not

absolutnick said:
You mean to change the phone? Why do you think that? I would have thought its software as it works most times but some times not
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i dont think it is a software issue, any way try resetting the phone.
there is something wrong with your mic. sometime works, sometimes no, maybe mic is damaged, they can test it at service center.
i meant not changing the phone, but changing the mic

Same problem
absolutnick said:
Hi guys. I have a strange problem. Sometimes when I make calls the mic is not working. I do not cover the mic with my hand. Then if i hang up and call again it might work. It happens probably 1/5 calls. I have GS4 exynos quad core. Any ideas? Should I reset the phone?
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Click to collapse
Could you fix it? I changed the microphone unit including charging port and even I reset the phone and nothing changed!!
How can I get this fixed!???

I had the same problem
A while ago i had the same problem with my phone, i9505. I had the CM rom when the mic dident work, so i changed rom and everyting was fine again so i recommend try that.

Related

Microphone BIG problem.

Hello,
I got problem with microphone in my HTC HERMES. Without any reasons microphone stop working. Everythink is fine, i can call and do voince records, and then i got call or i just want to do voice note and nothing beside noise is recording. I dont know why it happining. After some time all back to normal, i can call and they hear me, also my voice note are loud and clear. My radio is 1.16. I reinstal my software to PDACornerPro.V25.NonRBSN.Opera. I did do HardReset and this mike problem always come back.. WHY? How make it work correct?
PLEASE HELP ME
neonq said:
Hello,
I got problem with microphone in my HTC HERMES. Without any reasons microphone stop working. Everythink is fine, i can call and do voince records, and then i got call or i just want to do voice note and nothing beside noise is recording. I dont know why it happining. After some time all back to normal, i can call and they hear me, also my voice note are loud and clear. My radio is 1.16. I reinstal my software to PDACornerPro.V25.NonRBSN.Opera. I did do HardReset and this mike problem always come back.. WHY? How make it work correct?
PLEASE HELP ME
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Well sounds like it might be hardware. If you've done a few hard resets and tested before installing any software and the problem is still there sometimes, then I'd say it's hardware.
The m/board on the Hermes is not one that you can really work on with ordinary soldering tools. A repair shop could check by using a heat gun to check the contacts on the Mic. If that fails then it's likely either the mic coil or a problem with the contacts at or coming from the USB connector.
Mike
I say something more. Now i hear myself on voice note but really quiet like 1/10 normal volume.
neonq said:
I say something more. Now i hear myself on voice note but really quiet like 1/10 normal volume.
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Yes, but even with an open circuit / damaged coil, cracked connection, you can sometimes have sufficient leakage current to get a faint response from things like microphones and speakers. I still think it's probably hardware - but thoroughly check all the software possibilities eg clean install, stock ROM etc.
Hm i open hermes but im noob in that stuff so everythink look fine for me with microphone. I clean that think to protecting microfone. The problem of couse dont disappear. But.. its look like always when I plug in usb to spv, microphone start working fine.. Not always but moust of time it is solution.. If it is a hardware what i should to recommand to replace in service? Microphone?
ignore me, re-read what you put and decided i was a nab

Sound cutting out whilst on a call?

Got to say i don't make many phone calls so i have no idea when this issues started but here it is...
When i make a phone call the sound cuts out intermittently. It's almost like someone presses a mute button for half a second or so. So i miss maybe one or two words the caller says. They can hear me fine the whole time the issue is just on my end and it is over speaker and regular calls.
I have restored to factory image and it is the same. On the Three UK network.
Was thinking of maybe trying a different sim card to see if thats any better but it's a pain to test. Has anyone got this issue or got any ideas on what it could be?!
ephumuris said:
Got to say i don't make many phone calls so i have no idea when this issues started but here it is...
When i make a phone call the sound cuts out intermittently. It's almost like someone presses a mute button for half a second or so. So i miss maybe one or two words the caller says. They can hear me fine the whole time the issue is just on my end and it is over speaker and regular calls.
I have restored to factory image and it is the same. On the Three UK network.
Was thinking of maybe trying a different sim card to see if thats any better but it's a pain to test. Has anyone got this issue or got any ideas on what it could be?!
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Click to collapse
I am from Canada and am experiencing this problem as well. The weird part is, if I make a call through Facebook messenger or skype, it works perfectly fine...so I don't think it's a hardware issue.
Have you figured out a solution to this problem?

[Q] Having problems on call volume on the other side of the call

Hi, does anyone have same problem as I? Almost everyone I call is telling me they can hear me very low. I can hear them perfectly and all of the rest regarding sound volume is perfect.
chimas16 said:
Hi, does anyone have same problem as I? Almost everyone I call is telling me they can hear me very low. I can hear them perfectly and all of the rest regarding sound volume is perfect.
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Click to collapse
Check to see if you have any gunk in the mic hole. I highly doubt that your mic is the issue.
chimas16 said:
Hi, does anyone have same problem as I? Almost everyone I call is telling me they can hear me very low. I can hear them perfectly and all of the rest regarding sound volume is perfect.
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Click to collapse
I've got exactly the same problem. The phone is brand new, the mic hole is not blocked at all. I dont want to send it to service beacause it takes like 2 weeks to get it solved. Are there any service codes for sm-g900f to solve such issues? Any suggestions?
riddle13 said:
I've got exactly the same problem. The phone is brand new, the mic hole is not blocked at all. I dont want to send it to service beacause it takes like 2 weeks to get it solved. Are there any service codes for sm-g900f to solve such issues? Any suggestions?
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it happens to me sometimes. I am not sure if it is a fault in the handset or something else. normally it works fine, but yes I started getting complaints that my voice is far away after buying the S5 (happened to me 3 or 4 times within one month)
chimas16 said:
Hi, does anyone have same problem as I? Almost everyone I call is telling me they can hear me very low. I can hear them perfectly and all of the rest regarding sound volume is perfect.
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Click to collapse
Try turning off Noise Reduction in the dialer settings menu. This will cause this type of problem for some people. The other TW builds that have it, also have a touchscreen button so it can be easily disabled while in-call but ours is buried in the menu.
tdunham said:
Try turning off Noise Reduction in the dialer settings menu. This will cause this type of problem for some people. The other TW builds that have it, also have a touchscreen button so it can be easily disabled while in-call but ours is buried in the menu.
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Thanks! I think that solved it!
chimas16 said:
Thanks! I think that solved it!
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Good deal.
I used to have a lot of problems with that feature on my Galaxy SIII.
But it didn't seem to affect everyone.
tdunham said:
Try turning off Noise Reduction in the dialer settings menu. This will cause this type of problem for some people. The other TW builds that have it, also have a touchscreen button so it can be easily disabled while in-call but ours is buried in the menu.
Click to expand...
Click to collapse
It has not solved mine, though. I noticed that if there is an app running in the bacground it worsens the case. Do not know why. Perhaps I will debrand my phone and change it to xeo.

People cant hear me when on speaker!!

Hi guys, so by the title you already know the question. People cannot hear me ONLY WHEN on speaker. During regular calls they can hear me fine. Even if I switch between regular and speaker call, still the same: cannot here me when on speaker.
I tested the mic, and it works, because it records and I can dictate within the keyboard.
Do you have any idea why this happens? Is there a setting maybe that I have changed? I have no clue...
What case do you have
leoking3 said:
Hi guys, so by the title you already know the question. People cannot hear me ONLY WHEN on speaker. During regular calls they can hear me fine. Even if I switch between regular and speaker call, still the same: cannot here me when on speaker.
I tested the mic, and it works, because it records and I can dictate within the keyboard.
Do you have any idea why this happens? Is there a setting maybe that I have changed? I have no clue...
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Click to collapse
I had this problem with my S7 and had to replace the device as it was defective out of the box. Factory reset did not work and I tried without case on.

[x720] Mic works - but doesn't in calls?

Hey guys, I have a bit of a weird one. We have 2 x720 in our home, and one of them is now suddenly unable to use the built-in mic when calling. I have done the following steps to narrow it down:
Checked the permissions - everything relevant has both microphone and calling permissions.
Used a Whatsapp call - no sound.
Used a Whatsapp recorded message - there is sound (microphone is working).
Made a call using a headset - there is sound.
Switched the SIM cards between the phones - the problem persists with the original phone.
Reflashed LOS16, and then AICP14 - problem persists.
I even went by a rather bad YouTube tutorial and turned off Google Assistant, but to no avail.
So I'm a bit clueless here - can someone give me any insight as to what's going on? Or, more importantly, how to just fix it?
Did you try handsfree button in normal phone call to see if mic works?
I am guessing now, but I think there are 2 microphones, one on the bottom and one on top of the phone.
Try with "Hardware test" by Da2da2 from play store.
You may have a hardware issue.
yurtesen said:
Did you try handsfree button in normal phone call to see if mic works?
I am guessing now, but I think there are 2 microphones, one on the bottom and one on top of the phone.
Try with "Hardware test" by Da2da2 from play store.
You may have a hardware issue.
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I didn't try handsfree button. Hardware test confirms both mics work.
inknow said:
I didn't try handsfree button. Hardware test confirms both mics work.
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Still, you reset the phone and tried two different ROMs and still it did not work, there is no other possibility than hardware damage.
Unless you somehow manage to mute yourself when you make whatsapp calls only
Try a normal call with and without handsfree. Should be easy enough...
Problem solved. Flashed Cuoco92's 5.9.028S_VR4, and then factory reset and reflashed everything else (20s, LineageOS, GApps). Problem was lower level than just the ROM, but the hardware wasn't faulty.

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