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T46 & T48 bad ekko when using speaker
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martinfonet Offline
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Post: #1
T46 & T48 bad ekko when using speaker
Hello Yealink Support

We have noticed after staring to sell T46 and T48 phones, that they produce really bad ekko for the person at the other end of the call when put on speaker. This is not the case with the older T2x/T3x phones.
Can you explain if this is an issue and if there is a way to fix this problem?
Thank you.
09-02-2014 04:02 PM
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Lucas1 Offline
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Post: #2
RE: T46 & T48 bad ekko when using speaker
Hi
Thanks for your continuously support for Yealink products.
I read your description, but dont know what the meaning of "bad ekko",could you please explain it ?
If you means echo, what the environment and configuration of phone do the issue occur, in a closed environment and volume is max status?
please tell me detail ,thank you.

If possible ,please provide issue data to us for analysis from phone,thank you.
1,trace
2,syslog(level 6)
3,config.bin
If you dont know how to get issue data ,please refer to http address
http://forum.yealink.com/forum/showthread.php?tid=1319.
09-03-2014 04:31 PM
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martinfonet Offline
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RE: T46 & T48 bad ekko when using speaker
Hello Lucas

Thank you for your quick reply. I will get the required data for you asap.

Btw. I did not get email notification when you replpied even though i subscribed to the thread.

Hello Lucas

Here are the files you requested. I have sent you a PM with the password.


.zip  Trace.zip (Size: 855.59 KB / Downloads: 1)
(This post was last modified: 09-30-2014 10:23 PM by martinfonet.)
09-30-2014 09:52 PM
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Lucas1 Offline
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RE: T46 & T48 bad ekko when using speaker
Hello
sorry to reply later.We judge it cause by external or something wrong in speaker.
1,Do you use handset have same issue?
1,what the environment and configuration of phone do the issue occur, in a closed environment and volume is max status?
10-17-2014 06:33 PM
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martinfonet Offline
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RE: T46 & T48 bad ekko when using speaker
Hello

This occus no matter what the volume settings are set to. Even if the microphone and speaker are set to low, the echo persists.

The echo is not there when using the handset, only when on speaker.

Actually this happens on all our T4x models! (we have tested quite a few by now).


(10-17-2014 06:33 PM)Yealink_Lucas Wrote:  Hello
sorry to reply later.We judge it cause by external or something wrong in speaker.
1,Do you use handset have same issue?
1,what the environment and configuration of phone do the issue occur, in a closed environment and volume is max status?
(This post was last modified: 10-17-2014 07:53 PM by martinfonet.)
10-17-2014 07:51 PM
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martinfonet Offline
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Post: #6
RE: T46 & T48 bad ekko when using speaker
Hello again

This issue has been resolved. It was faulty hardware. The next batch of phones we recieved did not have this issue at all.
11-03-2014 04:37 PM
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Lucas1 Offline
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RE: T46 & T48 bad ekko when using speaker
Hello

I am sorry, if the hardware issue, please contact sale to RMA in time. thank you.
11-10-2014 10:37 AM
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