How to solve the problem that the keyboard light of Win7 computer cannot light up

1. How to turn on the keyboard light when using Win7 computer?

If the keyboard light does not come on when using Windows 7, you can try the following troubleshooting steps:

1. Check the connection:

   • Make sure the keyboard is properly connected to the computer and try to replug and unplug the keyboard.

2. Check keyboard status:

   • Check if there is a physical switch on the keyboard to control the keyboard light, make sure the switch is in the correct position Location.

3. Check the device manager:

   • Open the device manager and check whether the keyboard is working normally. If there is any abnormality, Try updating or reinstalling the keyboard driver.

4. Check the system settings:

   • In the control panel, go to "Devices and Printers", find the keyboard, make sure Its condition is normal.

5. Check the power supply:

   • Make sure the computer's power supply is normal and try changing the USB port to which the keyboard is connected.

#2. The keyboard light does not light up after the computer is started and the monitor does not respond?

If the keyboard light does not come on and the monitor does not respond after the computer is started, there may be the following solutions:

1. Check the power supply:

   • Make sure the computer power supply is normal and try to replace the power socket.

2. Check the monitor connection:

   • Check the connection between the monitor and the computer, make sure the connection is firm, and try to replace the cable.

3. Try an external monitor:

   • If it is a desktop computer, try connecting an external monitor and check if there is signal output.

4. Enter safe mode:

   • Try to enter Windows safe mode to see if it can start normally.

5. Restore the system:

   • Use Windows safe mode or recovery tools to restore the system to its previous normal working state.

3. There is no response when the computer is turned on, the keyboard light is not on, but the mouse is on?

If the computer does not respond when you turn it on, the display does not appear, the keyboard light does not light up but the mouse does, you can try the following steps:

1. Check Hardware connections:

   • Check all hardware connections, including power cords, monitor connections, keyboard and mouse connections, etc.

2. Try to restart:

   • Try to force shut down the computer, wait for a while and then restart.

3. Check the monitor input source:

   • Make sure the monitor selects the correct input source, switch the input source to see if there is show.

4. Check the power supply:

   • Make sure the power supply to the computer is normal and try changing the power socket.

5. Enter the BIOS/UEFI settings:

   • Try to enter the computer's BIOS/UEFI settings to check the hardware status and startup options.

Summary:

1. (1) Keyboard light is not on: Check the keyboard connection, Switches, device managers, system settings and power supplies.
2. (2) Monitor not responding: Check the power supply, monitor connection, try an external monitor, enter safe mode or restore the system.
3. (3) No response when booting, no display: Check the hardware connection, try to restart, check the monitor input source, check the power supply, and enter the BIOS/UEFI settings.

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