Lenovo IdeaPad 1 14IGL05 On But Black Screen

The display brightness might be set too low or turned off making the screen appear black

• Hold the “Function” key (Fn) and tap the brightness up key F12
• Check the system's display settings by navigating to the control panel or settings menu. Ensure the brightness slider isn’t set to the lowest level.

The operating system might have failed to boot. A temporary glitch or software crash may prevent the system from displaying correctly.

• Perform a hard reboot. Press and hold the power button for 10-15 seconds until the laptop shuts down completely. Wait a few seconds, then power back on.
• If a hard reboot doesn’t work, try booting into Safe Mode by pressing F8 during startup. This will help determine if a third-party application or software update is interfering.

There could be a loose or faulty connection between the display and the motherboard.

• Connect the laptop to an external monitor using an HDMI cable. If the external monitor works, the issue is likely within the internal display or connections.
• Ensure that the external monitor is set to the correct input source. Consult the monitor’s manual for guidance Lenovo 14IGL05 Manual.
• Check the internal display cable to see if a loose or damaged cable is tampering with the screen's connection to the motherboard.

The graphics driver may have failed to load properly during startup, which prevents the display from working properly, even if the device is powered on.

• Boot the laptop into safe mode by pressing F8 or Shift + F8 repeatedly as it turns on. Once in safe mode, update or reinstall the display driver.
• To reinstall open Device Manager. Under “Display adapters”, right-click the graphics driver and select “Uninstall”. Then, reboot and install the latest version from the manufacturer's website.

A low battery or faulty power connection might prevent the display from functioning correctly

• Ensure that the laptop is fully charged.
• Check the power adapter and charging station for any signs of damage.
• Remove the battery, hold the power button for 30 seconds, then reconnect the battery and charger before turning the laptop back on.