Common Fault One: the system does not recognize the hard drive
The system can not boot from the hard drive, boot from a disk can not enter the C disk, the use of the CMOS automatic monitoring function can not find the hard drive.
Method one, conventional way
Using a template may cause the virtual machine to have insufficient hard disk capacity and can be stored as data by adding a single hard disk.1. First use the DD command to create an image file size 10G under the default path:
DD bs=1m count=10240 If=/dev/zero of=/var/lib/libvirt/images/guest1_data.img
You can also use the QEMU-IMG command to create a specific reference: Cent
The computer does not recognize the mobile hard drive solution one:
Generally speaking, mobile hard disk normal access to the computer, in My Computer or computer disk Management can see the new hard disk symbol, the simplest direct access to my computer can see the new mobile har
At present, most of the mobile drives we use are USB interface, Plug and Play type, similar to U disk, we often use USB devices are also likely to encounter unrecognized mobile devices, this time we need to use the elimination method to solve, Need to determine whether the problem is the computer system or the mobile hard disk itself?
Generally speaking, mobile hard disk normal access to the computer, in M
What to do when the computer starts to read the hard drive
Computer boot does not read the hard drive solution one:
1 Hard drive data cable or power cord interface loose.
2 The hard
Hard drive bad reason is many, and our daily illegal operation and use of a direct relationship, then what wrong operation will cause the hard drive appear bad way?
Hard drive bad road can be said to be a fatal failure of the
The computer does not detect the solution to the removable hard drive:
Generally speaking, mobile hard disk normal access to the computer, in My Computer or computer disk Management can see the new hard disk symbol, the simplest direct access to my computer can see the new mobile
. If the program is damaged, it cannot be booted from the hard disk, but the hard disk can be read and written after being started from the soft drive or optical drive. The solution to this fault is relatively simple. It is most convenient to use the FDISK of the higher DOS version. When the FDISK with parameters/mbr i
of the active partition. If the program is damaged, it cannot be booted from the hard disk, but the hard disk can be read and written after being started from the soft drive or optical drive. The solution to this fault is relatively simple. It is most convenient to use the FDISK of the higher DOS version. When the FDI
The computer does not show how to move the hard drive:
Under normal circumstances, a removable hard disk is connected to a host and the system can recognize it as a removable storage device and automatically add a letter to my computer. If the system will recognize the mobile hard
Can a portable hard drive fit on a desktop? What's the difference between a desktop hard disk and a laptop hard drive? Admittedly, this is a lot of computer users like to ask a topic, the following computer Pepsi Net Small series of easy to understand the explanation.
Solutions for mobile hard drives that are not recognized by the system:
Method One: System-related Setup problems
1. Do not think that as long as the motherboard has a USB connector can use the mobile hard disk, but also depends on the system support. Windows2000, Windows XP and the above version of the system can directly support the mobile hard
MHDD is a Russian maysoft company produced professional hard disk tool software, with a lot of other hard disk tool software can not match the powerful features, now professional hard disk repair personnel with or MHDD this software, this shows MHDD powerful computer use for a long time, hard disk will appear a variety
1.BIOS self-test After the completion of the IDE, the speed is very slow, almost 20 seconds (hook up two hard drives, BIOS configuration of the IDE automatic monitoring).
2.IDE after monitoring, clear screen, the next step is the Windows splash screen, here again for almost 20 seconds.
In this way, it takes nearly 3 minutes for the system to boot up. I wonder, the configuration is not low Ah, P4 2.4GHz CPU, 512MB DDR memory ... Because there are one
What to do if your notebook can't find a removable hard drive
The notebook cannot find a solution to a removable hard disk:
1, first of all, we look at the computer failure when inserting a mobile hard disk, you will find that only part of the letter, because the small series of the mobile
Windows 8 is easy to install into mobile hard drive. This tutorial teaches you how to install Win8 on a mobile hard drive. windows to go, a special feature of win8, successfully installs win8 on windows XP to download mobile devices, instead of starting from a mobile device to install the system. That is to say, we can
How does Mac put the win system on a removable hard drive? We all know that Mac using boot camp to install Windows requires that the Mac be taken from the disk partition, and that it wastes a lot of disk space. For Mac users who use SSD, disk space is invaluable. In response to this type of problem, the script's little book today brings you to the Mac use the win to go software to install Windows dual syste
computer hard drive to make noise solution:
Eliminate Power fan noise
The power supply fan noise is usually divided into rotating noise and vibration noise. The rotational noise is generally caused by the lack of lubrication of the fan bearings. The solution is to drop a few drops of the sewing machine oil on the fan bearing. The vibration noise is generally caused by uneven fan blades, loose blades on th
jumper method The other is three needles, which can be in three states: transient connection between 1 and 2, transient connection between 2 and 3 (4), and open circuit all (5 ).Figure 4 transient connectionFigure 5 open allI. CMOS jumperMost CMOS Jumpers are near the motherboard battery. It is easy to set. There are only two methods: normal and clear CMOS (usually there is a jumper description near the CMOS jumper ). If it is set to 1-2 (transient), it is normal. If it is set to 2-3 (transient
What to do if the computer doesn't recognize the hard drive:
First check the hard drive master and subordinate line settings are set wrong, the master-slave line set incorrectly will cause the system can not be correctly identified.
Test if the system can boot from the optical
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