1. The power cord or battery may be faulty: reconnect the power cord or replace the power cord and try again. If the notebook has an external battery, unplug the power adapter and remove the battery. After leaving the notebook for 10-20 minutes, plug in the power adapter and turn it on again to try again.
2. Possible reasons are as follows: motherboard failure, memory failure. If there are two memories, it is recommended to unplug one memory and keep one memory to try to boot. If it does not work, replace the other memory and try to boot. Test it. If it's a motherboard problem, I suggest you send it in for repair. You can't fix it yourself.
3. The solution is as follows: Reason 1: Battery and power supply problems Check all cables (including power plugs) to ensure that all devices are correctly and securely connected together.
1. The methods to solve the problem of a laptop that turns on and has a black screen and does not respond include checking for power issues, checking whether it has entered sleep mode, checking for system issues, and checking the graphics card. Check for power issues. Old laptops are prone to running out of power when starting up due to battery aging and other reasons. Connect the power supply to charge, and then restart it after ten minutes.
2. Troubleshoot power issues. Old laptops tend to run out of power when powered on due to battery aging and other reasons. We connected it to the power source to charge it, and after ten minutes it was ready to power on again. See if it enters sleep mode. After the computer enters sleep mode, long pressing the power button of the laptop for 30 seconds can usually wake up the computer.
3. Restart the computer and the problem may be solved. Summary: Due to the sophisticated maintenance accessories of laptop computers, they should not be easily disassembled or assembled. Therefore, don’t panic when you encounter a black screen when your laptop starts up. First, think carefully about whether there has been any improper operation before, find out the corresponding reasons, and find the corresponding processing methods.
The reason why the display does not respond when the computer is turned on is as follows: Reason 1: The monitor is not connected to the power supply or has poor contact. Solution: First, check whether the indicator light of the monitor is on. If not, check whether the power cord is loose or not plugged in properly. Just plug it in again. Reason two: The power cord is damaged.
First of all, it may be that the computer's display itself is faulty, so even if it is turned on, the display does not respond. It may also be because the display does not turn on after turning on the computer.
The main reasons why the display does not respond after turning on the computer are as follows: The wire between the monitor and the chassis is loose. This reason is relatively common. We just need to try to plug it in again.
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