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Keep pressing the F8 key when you turn on the machine, enter the safe mode of the system, first select the last correct configuration, and you can't enter.
or the problem persists, select Safe Mode. To deal with system problems in safe mode, you need to know what is causing the system.
system issues, such as installing software or drivers, deleting a system file, computer poisoning, etc., to roll back these operations.
Reason. Otherwise, it is difficult to repair the system effectively. The System Restore feature can also be used to restore the system in safe mode, provided you do.
The restore feature is turned on.
You can't enter safe mode, enter PE, boot the system to fix it, or reinstall the system.
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The computer cannot enter the system after it is turned on.
1。If this is accidental, you can usually restart your computer and it will be back to normal.
No impact on the system!
2。If you can't enter the system after restarting the computer, you can forcibly shut down and restart it again.3. If you still can't get in, it means that the system files are missing!
Or there is a serious error in the system memory, 4. Try to boot the computer, after the computer brand is out, press F8, press Enter, Enter, enter the safe mode, and start advanced.
option, the last time it is correctly configured, press it to try!
5。No more, enter the safe mode, start normally, press enter, and after you get to the desktop, you can kill the virus completely!
6。If you can't do it again, unplug the graphics card and memory module, erase it, use a brush again, clean the slot dust and fan, replace the memory slot, etc.!
7。If you still can't turn it on, you need to "one-click restore" or "reinstall the system"!
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Reasons and solutions for the computer to press f8 when the computer is turned on:
1. Caused by the wrong method.
Solution: During the computer boot process, keep pressing F8 and press F8 continuously until the safe mode appears.
2. Enter safe mode, not F8 command.
There are differences between different computers entering the safe mode, some computers enter the safe mode, not press F8, for example, some computers press the del key.
Solution: Check the instructions on your computer and enter the shortcut to enter safe mode correctly.
3. Caused by keyboard problems, such as F8 keyboard failure.
Solution: Repair the computer keyboard to ensure that the F8 key of the keyboard is normal.
4. Caused by computer hardware failure, such as damage to the computer motherboard, it cannot be accessed through F8.
Solution: Repair the computer hardware, it is recommended to repair it after sale.
Method 2: Hold down the Ctrl key when you start up your computer. The system multi-operation boot menu will appear, at this time you only need to select "safemode", and you can directly enter the safe mode.
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It is caused by the sudden power failure and shutdown of your computer, which causes the disk to be damaged.
Immediately after booting, press f8 to the advanced option to appear in the let go, select "the latest correct configuration" enter to repair the leakage, not yet press f8 to enter the safe mode to restore the system or reinstall the system (if the reinstallation is also not in, it is recommended to overhaul it, if you can enter the safe mode, it means that you have installed something inappropriate, uninstall all the inappropriate things before the accident, or restore the system or reinstall).
If there is a hardware, take out the motherboard battery and put it on the charge, plug and unplug the memory, clean the graphics card, check whether there is a problem with the hard disk, and if it doesn't work, just overhaul it.
It's really not possible to reinstall the system, if you can't reinstall it yourself, go to the maintenance there to find a maintenance person to help you, it should take a little to spend it, if you can't turn on the machine by any method, this is a sudden shutdown, causing the disk to be damaged and cause slippage, one is to deduct the motherboard battery and put it down, one is to put it for a period of time in the boot to try, or you can't repair it.
BIOS battery discharge method: Discharge the CMOS memory through the jumper: pull out the jumper cap next to the CMOS battery, insert it into another pin for a few seconds, and then pull it back into the original position, or take out the CMOS battery, short circuit the positive and negative poles on the battery for a few seconds, and install the battery.
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If there is a diagram can give you a better solution.
When the boot can not enter the system, many friends think that it is a hardware failure, and some friends know a little bit about it, and replace and disassemble various parts of the computer indiscriminately, these are a misunderstanding, some friends get the computer repair shop, because they don't know the reason for being overcharged, these are the reasons why there is no laptop. Step to read. >>>More
The prompt is "The system disk does not exist"!
That is: there is no system that can be used to boot! >>>More
Part 1: Computer System Built-in Disk Repair Tutorial:
After selecting the drive letter in my computer, right-click to select Properties, select "Tools Start Checking" in the pop-up drive properties window, and select "Automatically Repair File System Errors" and "Scan and Recover Bad Sectors", and then click Start, the scanning time will vary depending on the disk capacity and scanning options (after doing it according to the above method, a box will pop up, the point is, Auto shutdown and repair at boot, win7 select the Disk Check button according to the plan). Bad sectors on the hard drive can lead to corruption or loss of computer system files, computer failure to boot or freeze (computer stuck in booting windows, which is likely to be caused by this). Hard disk bad sectors can be repaired using NDD Disk Utility or Scandisk. >>>More
The reason for your problem:
1. It may be caused by the failure of the parts of the screen itself, such as fluorescent tubes, liquid crystal materials, thin mode transistors, etc., or the cable is caused by the connection line between the screen and the motherboard, but the cable may not be very large! >>>More
Didn't install the system,,From the new installation,I think it's good to install it with PE **A stable system Enter the PE system Extract the **system into the hard disk to install it with a disc It's best to PE your computer is also old Considering the performance of the optical drive may not be very good。