Failure phenomenon:
When you install the Cisco WebEx application on the ThinkPad X1 tablet machine, it is possible for the program to stay on the 99% progress bar for 3-10 minutes at the installation interface. When the installation is complete, devices such as the system's microphone may not be detected properly in the WebEx meeting.
Impact Models:
ThinkPad X1 Tablet (20GG, 20GH)
Impact System:
Microphone and giggle TV flash-back solution:
Encounter the microphone and giggle TV flash, users need to check whether the software needs to upgrade, or remove the software to download the installation!
1, too much garbage cache
Go to Settings – application--all--find problematic applications, erase data, or cache. (Note: Clear the data, will eliminate the application of personal settings, account infor
1 Click Start, program, Settings, Control Panel, double-click to open Sound, voice, and audio devices, click the Options menu to open Properties, as shown in the figure:
2, in the Open property interface, click the Audio Recording option, and then click OK, as shown in the figure:
3, if the "adjust volume" in the "recording" is not optional gray, you need to "mixer" inside the option to select "... Audio input "(different models of the computer, the display name may not
1 Click Start, program, Settings, Control Panel, double-click to open Sound, voice, and audio devices, click the Options menu to open Properties, as shown in the figure:
2, in the Open property interface, click the Audio Recording option, and then click OK, as shown in the figure:
3, if the "adjust volume" in the "recording" is not optional gray, you need to "mixer" inside the option to select "... Audio input "(different models of the computer, the display name may not be the sa
Silverlight4beta brings a new and long-awaited feature: support for the camera/microphone.
This article will demonstrate this new feature through an example of the operation of the camera, and our example mainly implements the following features
Display device Name
Start/Stop capturing video
Real-time Image capture
Because the microphone is used in the same way as the camera, and can not be intuitive
1. Of course, first of all we have to make sure that our external devices, hardware devices, that is, our microphone itself is good, if it is because the microphone itself is broken and the fault, then need to replace a microphone.
2. If it is not a microphone failure, we click on the Win7 flagship computer to
If you solve this two software conflict problem, you can temporarily solve the problem of the microphone is not sound ~
The biggest reason is that its sound card does not support the microphone and headset (stereo) direct connection function.
The direct-attached features are set out below:
How to set up ①xp and Vista
A) You can open the Control Panel-> sound and Audio Devices-> Volume-> advanced, or dir
When using the recording function, we can improve the recording effect by adjusting the microphone volume. The operation method is as follows:1. In desktop mode, locate the "speaker" icon in the lower right, as shown in the following illustration:2. Use the right mouse button to click the speaker icon and select Recording device.3. At this point, you can see the microphone device under the recording interfa
1. Of course, first of all we have to make sure that our external devices, hardware devices, that is, our microphone itself is good, if it is because the microphone itself is broken and the fault, then need to replace a microphone.
2. If it is not a microphone failure, we click on the Win7 flagship computer to open
Cool K Song Microphone no sound Solution
We mainly to solve the direct link function settings, please continue reading:
One, XP and Vista Setup method.
A) You can open the Control Panel-> sound and Audio Devices-> Volume-> advanced, or directly double-click the lower right corner of the desktop Volume control icon, open the Volume Control Panel.
(B) Clicking Properties in the Options menu opens the Properties panel:
or t
Many of our friends have recently been in love with the K-song on the Win7 system computer, directly on the Internet directly to sing, put a rhythm and then directly with our usual headphones microphone can be sung out, the sound inside directly can hear their own voice, like in the KTV singing, in fact, to achieve this effect is very simple , as long as we set it up, the way to enter the microphone voice s
For Windows XP systems
1. Using the right mouse button, click the Small horn icon in the lower right corner of the taskbar, select "Adjust audio properties";
2. In the open sound and audio device properties, click the tab "Audio";
In the Audio tab, select the Lenovo USB2.0 Audio in the recording default device, then click OK.
3. Using the right mouse button, click the Small horn icon in the lower right corner of the taskbar, select "Turn on Vol
Reason Analysis:
1, the system service problem;
2, the computer sound setting is not correct;
3, the sound card driver problem
Solution steps:
1, first open the Control Panel, and then click on the panel "Hardware and sound-Audio management device" option;
2, and then double-click the microphone to open the microphone properties interface, switch to the Level tab, and then adjust the
Speakers usually use when everything is normal, but after inserting the microphone, the speaker will immediately generate noise.
Microphone and sound card connector line does not use shielding line or shielding line grounding, external high-frequency interference signals by the microphone input string will cause noise. If you unplug the
Note: The purpose of this article is mainly for the laptop headphone jack No response problem, that is, the headset inserted but the computer sound still through the speaker.
First, open the Control Panel, the sound to see if the local sound card driver is Conexant Smartaudio HD series, if you continue to look down;
Second, in the headset itself is not defective, sound card driver normal and not mute, if the headset inserted or control speaker speakers, it is necessary to use the following met
Purpose:Using microphones as an event Input MethodCore:Use audiosession and audioqueue to capture microphone input data.
Enable audiosession:1. audiosessioninitialize2. audiosessionsetproperty (kaudiosessionproperty_audiocategory)3. audiosessionsetactive
Create sound format:1. audiostreambasicdescription2. Use kaudioformatlinearpcm as the sound format
Create audioqueue:1. audioqueuenewinput2. audioqueuestart3. audioqueuesetproperty (kaudioqueuepropert
Android has some interesting applications, such as blowing skirts and blowing balloons. The microphone input volume is obtained in real time and then processed accordingly. How can we obtain the sound size during the recording process? There is an instance below
Java code:
Package EOE. demo; import android. media. audioformat; import android. media. audiorecord; import android. media. mediarecorder; import android. util. log; public class recordthrea
Scenario: You need to control the volume when doing the playback device, the following methods will meet your requirementsMethod One: Change the system volume settings [DllImport ("User32.dll")] static extern void keybd_event (byte bvk, byte Bscan, UInt32 dwFlags, UInt32 dwext Rainfo); [DllImport ("User32.dll")] static extern Byte Mapvirtualkey (UInt32 uCode, UInt32 umaptype); Private Const byte Vk_volume_mute = 0xAD; Private Const byte Vk_volume_down = 0xAE;
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