The computer is suddenly like this, and it won t turn on, what should I do?

Restore the BIOS to its default state first and see if it resolves.

Replace the location of the hard disk interface to see if the problem is resolved.

Check the hard drive for bad sectors, and repartition it if so.

Replace the hard disk data cable to see if it is resolved.

Take it to repair the hard drive.

Check whether the hard drive cable is loose and wipe the memory module to try.

Have you changed anything recently, such as drivers, or installed any software?

1. Restart the computer, press F8, and the selection menu will appear.

2. Select the last correct configuration, try the security mode, and if you can enter the security mode, you can uninstall the recently installed software or driver.

3. If you can enter safe mode, you can uninstall the driver and startup items to see if it can be solved.

Many of them may cause the phone to fail to turn on.

Memory reasons: You can try the following operations:

1. Remove the memory and wipe the gold finger of the memory with a clean eraser (wipe it outward in the direction of the gold finger) 2. Insert the memory into another slot. (If there are multiple pieces of memory, you can plug them in one by one and try to boot them first.) Graphics card reason:

1. For a discrete graphics card, refer to memory.

1. Remove the graphics card and wipe the gold finger with a clean eraser (wipe it outward along the direction of the gold finger) Network card Reason:

If it is an independent network card (generally computers are integrated now), you can remove the network card first and try to turn it on. If it is an integrated network card, you can try to turn off the network card in the motherboard BIOS and then turn it on.

Motherboard or CPU reason: This is troublesome, to find accessories to try on, I hope it will not be this reason, after all, this reason does not appear much. The above situation is specifically for the situation that the computer cannot be turned on and the display does not light up.

Of course, if the situation is described and there is no detection sound, then there is a very high possibility that there is a problem with the memory, and the memory needs to be replaced.

Your third tone is relatively long, probably because there is a problem with the graphics card. It is recommended to check the interface of the memory module、Keyboard、Monitor or something,It's all plugged in.,If it still doesn't work, find a place to repair it, you must change the hardware.,80% of graphics card problems。

The boot prompt for computer hardware failure is generally like this:

1 Short: The system starts normally. Congratulations, there is nothing wrong with your machine.

2 Short: General error, please go to CMOS Setup and reset the incorrect options.

1 long and 1 short: There is an error with the RAM or motherboard. Try to change the memory, if it still doesn't work, you have to change the motherboard.

1 long and 2 short: The display or graphics card is wrong.

1 long and 3 short: The keyboard controller is wrong. Check the motherboard.

1 Long 9 Short: Motherboard Flash RAM or EPROM error, BIOS corruption. Try a different block of flash ram.

Constant ringing (long sound): The memory module is not plugged in tightly or is damaged. If it still doesn't work, you can only replace a memory module.

Ringing: The power supply and monitor are not properly connected to the graphics card. Check all the plugs.

Repeated, short ring: There is a problem with the power supply.

No sound and no display: There is a problem with the power supply.

Check to see if there is a problem with the hardware connection, because when the hardware is not connected properly or the connection is loose, this kind of situation will generally occur.

It is recommended to open the chassis and take a look.

The following pieces of hardware can be removed to remove the following gray layer and then plugged back in. Memory modules, graphics cards, hard disks.

Then try to reboot it.

In fact, there are many reasons why it can't be turned on, such as no power and memory sticks, which need to be checked one by one, if there are no problems, you need to take it to the repair shop to check.

What should I do if my desktop suddenly won't turn on?

I have a friend's machine looks like this, at the beginning of the press f1 can still be opened, and then it can not be opened, the maintenance staff answered: the hard disk logic error, not physical damage, because in the warranty period, so the hard disk was replaced, I hope it will help you.

You see it says press F1, F2, F5, it's best to look up what those English mean and then press the corresponding button according to the prompts.

Hard disk problem, see you raised such a problem, you don't want to do it yourself, find a computer repairer!

The hard drive was not recognized.

Look to see if there is a disc in the optical drive, if there is no disc with such a prompt, it may be a hardware problem.

The original disc is restored.

I guess you definitely don't have a genuine installation, so reinstall a system.

Hinted. Follow the prompts.

No, you can only reinstall the system.

You can press the esc key on your keyboard and then use the mouse to select yes to go back goodbye to exit.