Why is my laptop’s screen not turning on after being closed?
- Step 1: Check if the laptop is dead
Check if the laptop is still working by pressing/tapping the power button. - Step 2: Check to see if the video output is connected properly
Disconnect the video connector from both the laptop and the external monitor. Then reconnect the video cable to the laptop and the monitor. Try powering on the laptop and monitor again. - Step 3: Check the CPU and memory
Make sure that the CPU and memory are properly installed. This can be done by opening the laptop and checking the physical connections. - Step 4: Check the external monitor
Try a different external monitor, if the monitor is working then the issue is with the laptop. - Step 5: Call a technician
If none of the above steps solved the issue, then the best approach is to call a technician for further assistance.