crappy audio call - LG Optimus 2x

Hi everyody,
since i have my LG O2X, stock, modaco and then CM, I perform a very bad audio quality during calls: it's like distorded sound (very crappy) but the volume level is the lowest possible.
Is it possible to change audio codec or perform any solution to growing better this situation?
Or maybe do I have to think that's a hardware failure and i have to send the phone in asssitence?
Thank you very much.

Do you have latest baseband ?
It improves sound quality during phone calls

yes, i have it.
When i bought the device, i had the 20110315 baseband and everything was fine.
Unfortunally I had to sell the phone in assistence for a lcd trouble (insensitive in the middle up); when it came back, it has the v10b (before was 10a) firmware and the last radio 20110405 and.. this crappy problem!
I tried many roms, but the problem persists.
Do I have to revert to the oldest radio? Assistence again???

the in-call volume seems to be high even when it is reduced to the lowest.. is this to do with the baseband aswell?

That's correct: the in call volume seems to be high (very high - distorted) also when the volume is set to min.
The fact is that you can hear the volume level going lower, but the distortion persists.
Thanks for your suggests and help.

I also have that problem in the incoming sound but it is not only the incoming sound that is bad, the outgoing sound is also really bad. People that I use to call complaint about the sound of my calls. It began since I installed the cyanogen rom

I have the shame problem, people say my voice is noisying. And noticed that only happens under 2G, clear using 3G.
No problem with stock/modaco.
Enviado desde mi LG-P990 usando XDA Premium App

Hey, me too. my device began that annoying problem since installed CM. And also for me, people that listen to me told me that the sound is noising.
I reverted to modaco and then to stock, but the problem persists.

I have had this on stock rom, when i got the phone about 4 weeks ago, had the phone replaced via the VIP service, new phone never had it again (no matter what rom).
Had very distorted sound but also followed by no sound, while call connection remained.
Sometimes a battery pull helped for a bit, till it started again.
The distortion is almost like electrical disturbance...

Bad news... maybe I have to send it back again...
This evening i try to reinstall radio image, let's see what happens.

I think that's definitely a hardware's failure.
I reflashed 04052011 and 03152011 radio image and both were crappy...
If no-one here has a solution for this problem, monday i will send my phone back... again!

In the hidden menu (1809#*990#) i found the sub menu "Sound Test -> Audio CAL Tool" with many audio settings. Is there anyone that can suggest the right one for the call-in/out sound?

coogh said:
In the hidden menu (1809#*990#) i found the sub menu "Sound Test -> Audio CAL Tool" with many audio settings. Is there anyone that can suggest the right one for the call-in/out sound?
Click to expand...
Click to collapse
FWIW.
Stock rom LGP990-V10b 1035.21_20110405 baseband:
SPK(SPKOUT)
SPKOUTLBOOST(25h) 0x178
SPKOUTRBOOST(25h) 0x178
SPKLVOL(26h) 0x75
SPKRVOL(27h) 0x75
SPKMIXL_VOL(22h) 0x0
SPKMIXR_VOL(22h) 0x0
RCV(HPOUT2)
HPOUT2VOL(1Fh) 0x20
MIXOUTLVOL(20h) 0x79
MIXOUTRVOL(21h) 0x79
HEADSET(HPOUT1)
HPOUT1LVOL(1Ch) 0x70
HPOUT1RVOL(1Dh) 0x70
MIXER
MIXEROUTL(31h) 0x0
MIXEROUTR(32h) 0x0
LINEOUT
All blank.
IN1
IN1L(18h) 0x1c
IN1R(1Ah) 0xc
IN2
IN2L(19h) 0xb
IN2R(1Bh) 0xb
MIXIN
MIXIN(29h) 0x0
MIXIN(2Ah) 0x0
Hope that helps somehow..

thanks rejj, but these are the same settings that i have.
I was looking for someone that can understand them and suggest me new combinations.

Hi, you can't change anything because,because LG did not write the method that changes the values​​. the only solution would be change them in the kernel

thanks simonsy, i think that tomorrow my phone will back in assistance...
what a pity, a great device and can't use it...

Well, I have the same issue!
I have the stock rom, updated just ago to 20110405 v10b (I tought i've had v10a before).
The call quality is realy worse, on speaker it is verry clear!
edit: I've also got the same values as shown above in rejj's post.

if someone could edit this value in the kernel, the value are stored in sys/platform/devices/star_wm8994/data
in particular the value that change the volume of the speaker are the register 1f, 20, 21
please someone that is able to compile and edit kernel, could try to change this value?

anyone got link to the latest baseband?

I've installed Skype and called their testing service to test my quality!
Skype doesn't seem to have these problems???

Related

NO ringer sound or any other sound except vibarte

My Kaiser lost its sound, I can talk on the phone but no sound from phone, it is all quite, Any ideas, How can it be fixed? or Is it hardware problem?
I have updated to Dutty Rom,
Regards
Tunc Eresen
Not sure what version of phone you have, but AT&T Tilt users who flash ROMs (present company included) have problems with the radio version affecting audio. Try downgrading your radio. Click Here
Kaiser Speaker Problem !
I have the same issue and it is a hardware problem with the Speaker, and I sent it back to HTC Service center and I am waiting their answer , I think the Speaker type is not designed for the sharp voices, as I was doing restore after a hard reset; and during the restore operation ; the Daily alarm ( 3 Alarms ) is triggered at the same time ?! because of restoring and I think when it all trigger the sound the speaker is damaged .
I also lost all sound from the back speaker (only when set the sound to max and press the speaker against ear, then could hear something very faint when playing for example an mp3). Sent it off to repairs and the speaker was replaced under warranty.
I have heard of at least one similar case here in Estonia (but he didn't send the phone to repairs, 'vibrate' was good enough for him).
aaargh this has happened to mine as well!
HOWEVER i have no sound from the headphones either so i suggest its a driver issue - otherwise if it was speaker the phones would still work surely?
Change your Radio. This has happened to a lot of people before. Its just a simple up/downgrade of the Radio. That should fix it.
yeah sorted now- thanks mate !

[HELP] Earpiece No Sound. Using loud speaker to make calls

I need help. My tytn 2 's earpiece/speaker is dead suddenly. I just remember I receive a call in the morning which is still working fine. Then suddenly in the afternoon it's totally dead. I still can use the loud speaker or headphone, but the main primary speaker is dead.
I have perform several hardreset, and flashed the new radio and finally a new ROM.
Is there anything I can do ?
same problem occured a month before... does anybody know how to deal with that?
u still haven fix it? I tried everything, drain the batt, flash diff radio, flash the rom.....
It should be a hardware related problem
The problem is... earpiece speaker. I've opened the phone and found that one of speaker's legs is broken.
Oh no! Yeah my phone does the same thing now.
Flashed a new radio and rom....Hard and soft reseted...still no sound in call but only on speaker..
I was really hoping it was a software related issue. Does anyone else have experience with this?
It normaly is hardware issue. But that is no bigger problem. Just get a new earpiece for some $ in the web open your Kaiser and exchange them. It isn't a realy hard work but you should know some basic things about your Kaiser so that you don't do something wrong. There is information on how to change the earpiece in the service manuals of some devices. Maybe that helps too.

[Q] In Call Speaker Problem......................

Dear All,
Hi, I am new to this Forum, I have brought GT_I9000, a week ago and found out in call speaker problem.(may sound wierd by now....), i am new user can i know wha can be done to solve this issue. i am having foryo.
Thanks in advance...........
suvarna
Can you specify, what exactly your problem is?
This weekend, I had a speaker problem as well - when I phoned someone, I didn't hear anything, although the connection was established - after a reboot, the problem was gone...
Kind regards,
ww
webwude said:
Can you specify, what exactly your problem is?
This weekend, I had a speaker problem as well - when I phoned someone, I didn't hear anything, although the connection was established - after a reboot, the problem was gone...
Kind regards,
ww
Click to expand...
Click to collapse
When i recieve calls in outdoor environment, the volume is very low, its difficult to hear. the volume of the earphone speakers s very low. but when we use the headset to hear music, the volume is fine.
suvarna
I am making a wild guess have you installed any call recording app which is running in background, this may be the problem.
In Call Speaker Problem
Its a New Unit have not installed any applications till now. what about you people how is the volume in outdoor.
i had the same problem a few time since js5 firmware. an interesting thing is, that im using a voodoo kernel with every firmware since js5 and perhaps this causes this problem to european devices ?!...
ldsuvarna said:
Its a New Unit have not installed any applications till now. what about you people how is the volume in outdoor.
Click to expand...
Click to collapse
didnt read this before posting my thoughts. but i have the same problem anyway.

Some calls are quiet cm7 nightly glitch jvs baseband

Hi, some incoming calls are silent for me, the other side can understand me anyway.
Calls, which i understand, are way too loud. Reflashed the jvs modem through rom manager. Did not solve anything.
Glitch supports voodoo, may be this is causing the problem of the loudness?
Sent from my GT-I9000 using XDA App
Are you saying that even if you turn the volume all the way up, it's still too quiet?
it is completely silent. Dont want to say muted, because that would probably indicate a problem with my phone speaker. But its not. It is like there is no call accepted. It happens randomly i think. and even if i turn on the speaker or plug in a headset the problem still exists.
Calls which i am able to answer, are too loud. This one belongs to voodoo i think or other sound related settings.
additional info: live in Europe, had same issues with several other Roms (ie myICS, where they told me to reflash my modem)
marf3 said:
it is completely silent. Dont want to say muted, because that would probably indicate a problem with my phone speaker. But its not. It is like there is no call accepted. It happens randomly i think. and even if i turn on the speaker or plug in a headset the problem still exists.
Calls which i am able to answer, are too loud. This one belongs to voodoo i think or other sound related settings.
additional info: live in Europe, had same issues with several other Roms (ie myICS, where they told me to reflash my modem)
Click to expand...
Click to collapse
Known issue, if you put the call on hold and unhold you will get sound back. If you want to help solve it, you should go back to stock kernel and post pastebin link to logcat and kmsg in the cm7 nightly thread.
Edit: nvm you are on MIUI. You will only get flamed if you post anything from that ROM in cm7 thread :O
Sent from my GT-I9000 using xda premium
more details pls.
One more thing i encountered: Settings => Phone Info => Status: my phonenumber is displayed wrong ?!

[HELP] Audio issue, incall and buzz

Hi. I have a big problem.its hard to explain what i did so ill make a chronology:
-My phone was fine,i was happily using cm7 and my ace had no problems at all.
-i love changing roms once a week and i usually tried new roms.
-one day,i noticed my INCALL VOLUME was very LOW.
-My external speaker audio worked very well.
-I decided to try VOLUME +,it didnt seem to work but i left it installed at +4.
-some days after,i started SUDDENLY to hear a buzz from external speaker everytime a sound was played. It feels BOOSTED because the audio quality is still good.
Since then nothing managed to solve this problem. I flashed lots of roms, i uninstalled volume+ and put the settings to 0 again but nothing.
Today i unrooted and flashed stock xwktq with odin but the problem still there. Then i found the secret code (*#*%197328640#*#*) but...in the menu,when i thought i was about to solve the problem..
AUDIO IS LOCKED. Only that setting. I tried another stock, xwkt7 , now it says [5]AUDIO in the secret menu but if i tap there nothing appens.
Then i rooted again, pushed a deodexed servicemenu.apk, flashed sgsii jb but nope, I CANT ENTER IN AUDIO SETTINGS FROM SERVICE MENU. Please help me,i wanted to try this solution before taking my phone to samsung support,i need it hope it is a clear explanation!
Sent from my GT-S5830 using xda app-developers app
UP..really no solution?
Volume+ is an Advance app.... It possess the capability to Distort any Speaker or Headphones foe a short time or Prolonged use or high Frequency may cause the distortion to stay forever... In short your Speaker might be permanently Damaged...

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