Predictive analytics in international trade

List of the contents of this article:

• 1,Predictive analytics in international trade The external optical drive of the win10 system does not respond when inserting the CD?
• 2、How to make a desktop computer with an optical drive

The external optical drive of the win10 system does not respond when inserting the CD?

1. In this case, we first open the device manager to check whether there is a DVD/CD-ROM drive. If not, it means that the optical drive is not connected. You can replace the data cable or power cord for testing. If there is, it means that there is a problem with the settings in the system and there is no response.

2. If the above steps do not solve the problem, it may be that the optical drive itself is faulty. It is recommended to replace the new optical drive.

3. In uncertain circumstances, do not blindly update the network card driver, because the driver version you updated may not be compatible with the new system and may not match the hardware. At present, you might as well use Tencent Computer Butler to find out whether the relevant drivers are normal through hardware testing. Open Tencent Computer Butler.. Toolbox..

4. Confirm whether the problem is caused by the lifting liquid fast disc 1- Clean the disc and check whether the disc is damaged: use disc cleaner or lintless cloth to clean the dust or dirt on the disc. If the surface of the CD is seriously damaged, please try to replace the CD to confirm.

5. The reasons why the computer does not respond after inserting the disc are as follows: it is possible that the disc is broken. There may also be a compatibility problem of optical drives, such as ordinary CD optical drives cannot read DVD discs.If so, right-click My Computer - Properties - Hardware - Device Manager.

6. There is no reaction and no sound after the CD is put in. In this case, the general analysis is that the CD is pirated. You can try to replace a genuine one. It should be able to use it. Even if the pirated CD can be used, it will greatly reduce the performance of the computer and cause The left and right side of the bad will also damage the optical drive.

How to install the system with an optical drive on the computer?

1. Prepare a system CD-ROM, which will back up the computer that needs to be reinstalled. Step 1 Press and hold the "F12" key on the keyboard, and the "Please select boot device (Startup Device Menu)" menu will appear.

2. Use the CD-ROM to reinstall the system. The operation steps are as follows: 1 Prepare the system CD-ROM. If you don't have it, you can buy it in the computer store. If you need to install any system, you can buy the latest version of the system. If you have a burning optical drive, you can also download the system file in ISO format on the Internet and burn it to the system disc 2 Set the CD to start A.

3. This article will introduce the steps to reinstall the computer system to help readers better understand the process. Put the system CD into the optical drive, and restart the computer! Enter the BIOS settings. Press the delete key before the system starts to enter the BIOS settings.

4. The method of installing the external optical drive system is as follows: set the CD-ROM priority to start, plug in the external optical drive, start the computer directly, press f2 or f12 to enter the bios, and set the CD-ROM to start first.After loading the system installation file, the computer will load the system installation file in the CD.

5. Steps to reinstall the CD-ROM system on the computer: System version: win7 system brand model: Lenovo thinkpadE14 How to reinstall the system with CD-ROM? First of all, we need to put the CD into our optical drive.

6. Most computers are equipped with optical drives, and reinstalling the system with optical drives is also a very common practice. As long as there is a system CD, we can reinstall the system from the optical drive. Many people still don't know how to reinstall the system with an optical drive. Next, I will teach you how to reinstall the system with an optical drive.

How to install the optical drive system

Insert the Windows7 installation CD. Select the optical driveWhen Lenovo English appears when the dynamic option is turned on, keep pressing the F12 button, select the "CD/DVD" optical drive startup option, and start the program from the disc. Set the language and currency format and set my language to Chinese (Simplified).

Under normal power-on, put the CD into the optical drive and restart the computer (if it is abnormal, you can put it in after the power is turned on). Press DEL or other keys to enter the BIOS, and set the settings to start from DVD-F10-Y-Enter. After entering the PE interface, select "Install System" after entering the PE interface.

There are two common methods for CD-ROM installation system. Quickly select the boot device and look at the screen prompts after turning on the power. Many computers support quick selection of the boot device. Press F8, F9 or F12 to call up the boot computer selection menu. Select the optical drive to start the installation.

Take the WIN7 system installed on the desktop as an example, when using a CD-ROM to reinstall the system, the system disk and driver CD-ROM are required. Two CDs must be used together. First, open the optical drive on the computer case and put it directly into the optical disc. At this time, the computer will restart automatically.

Using an external optical drive to install the operating system is usually a way to install the operating system on a computer without a built-in optical drive. The following are the general steps: prepare the required materials. In addition to the external optical drive, you also need to prepare the following materials: operating system installation CD or production installation USB flash drive, target computer.

Return to the main menu and save the BIOS settings. ( The saving method is: press F10, and then press the Y key) Install the disc, then put the disc into the optical drive, and restart.On the computer, the system will boot from the CD-ROM and display the installation wizard interface. You can install and set up step by step according to the prompts.

How to make a desktop computer with an optical drive

1. Under normal power-on conditions, put the CD into the optical drive, heavy Start the new computer (if it is abnormal, you can put it in after the power is turned on).Press DEL or other keys to enter the BIOS, and set the settings to start from DVD-F10-Y-Enter. After entering the PE interface, select "Install System" after entering the PE interface.

2. Early computers installed the system through discs. The common ones are xp and win7 discs. The installation process is also very simple. You only need to set the computer to start from the optical drive to install the system. Many people still don't know how to install the system on the computer disk. Next, the editor will teach you how to use the disk to install Detailed steps to install the system.

3. The first step is to set up the optical opening: the so-called optical opening means that the computer first reads the optical drive when starting up. In this way, if there is a CD with optical opening function in the optical drive, it can be read out before the hard disk starts (for example, when installing the system from the CD-ROM).

4. You can refer to the following steps to reinstall the assembled desktop computer with CD-ROM system (provided that your computer has an optical drive): First, open the optical drive on the computer case and press the open button above directly. After opening, put the CD-ROM, and then turn off the optical drive and restart the computer.