what is jolly jumper

Will you encounter the optical drive missing? The optical drive icon is gone, the system properties can not see it, how to do? My Computer does not find an optical drive or a burner icon, usually because of the driver of the optical drive or burner damaged, the optical drive or burner and computer contact is bad. Here's how to solve this problem. The optical drive

Preface This digest is self-aware. Question 0: Why can we separate the ground in a digital analog hybrid circuit? Some of my answers have not been approved by anyone before. If there is any infringement, please contact the blogger's email to delete it. Thank you.@ Operation amplifier answer The following is the original article: @ magic sub's answer

What if the motherboard sound card is broken? If the sound card does not work, you should first check to see if the sound card is enabled. In particular, the motherboard integrated sound card, generally there is a jumper on the motherboard, carefully look up on the motherbo

For many beginners, refreshing the BIOS is still more mysterious. And for some BIOS-related knowledge, many people are also a smattering. Here, we will make a comprehensive understanding of the BIOS. 1, what is the BIOS The BIOS is the English "basic Input Output system" abbreviation, after literal translation after

What to do when the computer is shut down by a black screen 1, the first to use a comprehensive anti-virus software to check, to see if the virus, if found out, direct anti-virus to fix. 2. Check to see if the system file is corrupted, click Start Menu-Attachment-command prompt-run as administrator, and then use the Chkdsk command to try to verify a

Many friends in the assembly of computers, often encounter pull down, do not know how to plug back when. In this case, what should be done. Come together to study. 　Tools/raw Materials Computer Two-Phillips screwdriver (a small one or a medium choice) silicone 　Method/Step 1, the case opens the lid to be appropriate the screw eye of the motherboard chooses the screw base installation position and installs 2, the installation of power

What is DMA? When we add a new sound card or other adapter to the computer, the installer may remind us to select a DMA channel. What is DMA? Direct Memory Access (DMA) is a mechanism for fast data transmission. Data transmission can be performed from the adapter to the memo

What if the motherboard temperature is not stable? To correctly see the temperature, please go into the BIOS settings to see, that is better than other software, if it is wrong, then there is no software can read the temperature. In the operation of the motherboard chip on

to meet the requirements of information network use. Today, the introduction of the 6-class standard will set off a new upsurge of use. As the integrated wiring is the sustainable development industry, the 6 standards will become a new milestone. It is possible to apply 1000base-t and 1000BASE-TX technology to the desktop system during the life cycle of the cabling system. In order to meet the Gigabit Ethe

What is Sata from: sugon Information Serial ATA, or Serial ATA, is the most fundamental difference between Serial ATA and the ATA/100 or ATA/133 APIs that are widely used, in the past, all ATA interface types on the hard disk were used for data communication in parallel, so they were collectively referred to as parallel ATA. Serial ATA, as its name implies