Buzzing noise from the IP Phone

Answered Question
Aug 18th, 2009
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Hi,

We recently upgraded to CUCM 6.1.3(b) from 4.X. Now, we receive a buzzing kind of sound when the speakers are turned on-on a call. We tried upgrading the firmware of 7941G from SCCP41.8-4-2S to SCCP41.8-4-4S. But, we still have the same issue. Can you pl suggest solution.


Regds

Karthik

Correct Answer by Rob Huffman about 7 years 10 months ago

Hi Karthik,


You may be hitting this bug;


CSCsz68389 Bug Details


Noise Reduction causes saturated speech on Handsfree Send


Symptom:

When talking on the speakerphone, far end listeners may hear voice clipping. The talker's voice may sound like a buzz.



Conditions:


This issue is most noticeable when the talker is using the speakerphone.



Workaround:


The talker can sit farther away from the phone, talk in a lower voice or use the handset or headset.


Further Problem Description:


Status

Fixed


Severity

3 - moderate


Last Modified

In Last 2 weeks


Product

Cisco Unified IP Phones 7900 Series


Technology



1st Found-In

8.5(2)


Fixed-In

8.5(2)CA1.2

8.5(3)MN1.8

8.4(4)ES7




Hope this helps!

Rob


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Correct Answer
Rob Huffman Wed, 08/19/2009 - 04:36
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Hi Karthik,


You may be hitting this bug;


CSCsz68389 Bug Details


Noise Reduction causes saturated speech on Handsfree Send


Symptom:

When talking on the speakerphone, far end listeners may hear voice clipping. The talker's voice may sound like a buzz.



Conditions:


This issue is most noticeable when the talker is using the speakerphone.



Workaround:


The talker can sit farther away from the phone, talk in a lower voice or use the handset or headset.


Further Problem Description:


Status

Fixed


Severity

3 - moderate


Last Modified

In Last 2 weeks


Product

Cisco Unified IP Phones 7900 Series


Technology



1st Found-In

8.5(2)


Fixed-In

8.5(2)CA1.2

8.5(3)MN1.8

8.4(4)ES7




Hope this helps!

Rob


karthiksr Wed, 08/19/2009 - 04:46
User Badges:

Thanks Rob.


I have CCO credentials to download. Can u pl provide the link for


8.5(2)CA1.2

8.5(3)MN1.8

8.4(4)ES7


Thanks & Regds

Karthik

karthiksr Wed, 08/19/2009 - 09:11
User Badges:

Hi Rob,


We could not find the version(Fixed in) in cisco. So we are raising a case with them to sought this out.


Thank u.


Regds

Karthik

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