According to the query of Li Hao Mall, there is no sound inspection method for the smart conference tablet in Li Hao as follows:
First, check the hardware.
1, if it is built-in audio, directly look at the second step detection software.
2, external audio, check whether the cable is loose or disconnected, whether there is a problem with the audio equipment, you can check whether it is a problem with the equipment by replacing the audio.
3. If it's a problem with the equipment sound, just replace the sound equipment. If it is not the problem of the equipment, proceed to the second step to detect the software.
Second, check the software.
1, check the speaker of the integrated trainer, turn on the volume icon on the Android interface, and see if the volume is turned to the lowest or mute is checked, resulting in no sound in the integrated trainer.
2. In Windows system, see if there is a volume control icon in the toolbar in the lower right corner of the desktop. If there is no icon, it may be a driving problem. We will adjust according to the operation method of the computer, enter the command of Start-Settings-Control Panel-Sound and Audio Devices, open the dialog box of sound and audio device properties, tick √, and then click OK to confirm that a sound icon will appear in the taskbar at the lower right of the desktop. Press and hold the sound icon, open the sound settings, select the sound output device, select the "Intel" speaker, and then click OK. At this point, the sound problem should basically be dealt with. If there is no sound, check whether the sound card driver is installed properly.
1, check the sound card driver; Go to my computer-right-click-Select-Properties-Hardware-Device Manager-and click "Sound, Video and Game Controller". If there is an exclamation point in the sound card driver, it means that the hardware driver in the current system does not conform to the computer driver.
2. If there is something wrong with the driver, install the driver. You can go to the browser and search for the "Drive Life/Drive Wizard" software to install the sound card driver. There will be sound after installation. If the test and debugging are carried out according to the above methods, the integrated teaching machine is still silent and needs to contact the manufacturer for repair or replacement.
Li Hao is a brand of Shenzhen Kangguan Technology Co., Ltd., which was established on 20 15. Since its establishment, it has always focused on the research and development and manufacturing in the field of commercial display, and has launched a number of intelligent technology products such as super conference tablet and preschool training machine. On the road of brand development, Li Hao has been adhering to the brand concept of "poor is business, beautiful is natural", and has been deeply involved in product research and development with a professional, dedicated and innovative attitude, and is committed to leading the breakthrough and innovation of commercial display products.