There could be a variety of causes and solutions to a computer that won’t boot up. Before taking any actions, one should first identify the issue.
First, make sure the power cord is securely connected and that the computer is turned on. Check to make sure the power outlet is working by testing it with a different device, such as a lamp. If the problem persists, continue on below for further instructions.
If you can hear the fan or other components running but there is no image on the screen or no sound, it may be a result of an issue related to either the hardware or software. The following steps will help you diagnose the issue:
1. Check the Monitor
If your monitor has an LED light, make sure it is lit up indicating the computer is turned on. If the LED is off, press the power button on the monitor to turn it on. If it still doesn’t work, try connecting a different monitor to the computer’s video output port. Make sure the monitor is properly plugged into the computer’s video output port via an appropriate cable.
2. Check the Power Supply
In some cases, the power supply can be the source of the issue. If the computer does not turn on, make sure the power cable is plugged into the wall and the computer. If it is, unplug the power cable from both sources and plug it back in. Wait for 10-15 seconds and then turn on the power switch. If the problem persists, try a different power cable.
3. Check the RAM
The RAM is one of the main components of the computer and if it’s not functioning properly, the computer will not boot up. To check if this is the case, open the computer and make sure the RAM is securely inserted into its slot. If it isn’t, remove it and reinsert it making sure it is firmly seated.
4. Reset the CMOS/BIOS Settings
The CMOS or BIOS settings can sometimes cause issues with booting. To reset them, locate the small circular battery on the motherboard and remove it. This will reset the BIOS settings to their default values. Leave it out for 10-15 seconds and then put it back in again. Power on the computer and see if it boots up.
5. Check the Hard Drive
Make sure that the hard drive is properly connected to the computer. Carefully remove the hard drive and reconnect it making sure it is firmly secured. Power on the computer and see if it boots up.
6. Check the Graphics Card
The graphics card is also a possible source of the problem. Make sure it is properly inserted into its slot. If it is, remove it and reinsert it making sure it is firmly seated.
7. Remove Connected Peripherals
External devices such as USB drives, flash drives, printers, and external hard drives can cause the computer to not boot up. Try disconnecting all these external devices from the computer and then powering it on again.
8. Check the Operating System
If the above steps do not work, it could be an issue with the operating system. You can try booting into Safe Mode. To do this, press the F8 or F10 key repeatedly when booting the computer. When the menu appears, select Safe Mode and press Enter. If the computer boots up into Safe Mode, it could be a sign of an issue with the operating system such as a virus or corrupt files.
9. Reinstall the Operating System
If the above steps do not work, reinstalling the operating system may be the only option. To do this, you will need to have a Windows installation disc or access to the Windows installation files. Make sure to backup any important data before continuing. Once you have the installation files, insert them into the computer’s CD-ROM drive and follow the on-screen instructions to reinstall the OS.
In some cases, boot up issues can be caused by a damaged or faulty hardware component. If none of the above solutions work, it may be necessary to replace the faulty component. Make sure to take it to a professional or an experienced technician for assistance.
No matter what your issue is, diagnosing it and finding a solution can be tricky and requires patience. Be sure to follow the steps above carefully to ensure your computer will boot up properly.