How to map trade data to SKUs

Win7 microphone test (methods and How to map trade data to SKUssteps to test Win7 microphone) In Win7 system, microphone is an important tool for users to perform voice calls, voice recording, voice input and other operations. However, due to different computers or different computer settings, the microphone may not work normally, so it is necessary to test the microphone. The following are the detailed steps of Win7 microphone test.1. Open the control panel of the computer. In the Win7 system, the control panel is an important entrance to the computer settings. Therefore, you need to open the control panel of the computer first. Click the Win key or click "Start" in the start menu in the lower left corner of the screen, and then select "Control Panel" in the pop-up menu. At this time, the control panel window will appear on the screen. Two. Enter the "Sound" setting interface in the control panel, click the "Hardware and Sound" tab, and then find the "Sound" tab. After clicking the tab, you will enter the sound setting interface. 3. Select the "Record" tab. In the sound settings interface, there are tabs such as "Play", "Record", "Sound", "Communication" and so on. To conduct a microphone test, you need to select the "Record" tab. Four. Open the microphone settings in the "Recording" tab, and you will see all the available recording devices on the current computer.After finding the "Microphone" device, right-click on the device and select the "Properties" option. 5. For microphone detection, in the "Microphone Properties" dialog box, select the "Cascade" tab and click the "Microphone Device Test" button. Then a dialog box will appear in the system to prompt the user to speak for testing. After the dialog box prompts, speak loudly and listen carefully to the test results. If the microphone is installed correctly and works normally, the test results should show the sound fluctuation and volume value, and the display results will be marked with the corresponding color. 6. Calibrate the microphone setting If the test results show that the microphone volume value is too low or the microphone input is not detected, you can try to calibrate it by adjusting the microphone level, microphone enhancement and other parameters. In the "Microphone Properties" dialog box, select "Cascade"Item card, change the parameter value in the "Enhance" and "Cascade" options. In general, appropriately increasing the microphone level can improve the working effect of the microphone. 7. Confirm the settings. After calibrating the microphone settings, you can exit the "Microphone Properties" dialog box. Click the "OK" button below, and the system will save the microphone settings that have just been made. The above are the detailed steps of the microphone test under the Win7 system. Through the above steps, it can detect whether the microphone is configured correctly, so that users can use it better and avoid some unnecessary microphone failures.

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