You should double-check the power supply if the power cord seems secure and attached. It’s important to check the power cord for fraying or damage and to plug it in tightly. Even if the plug appears in the right place, try removing it and reinserting it anyway.
Check the power adapter if the cord looks to be in good shape. It’s important to double-check the power adapter’s voltage and amperage before using it. Make sure the power adapter for your laptop has the same wattage as your power supply.
During the whole process, make sure to only use the AC adapter and power cable that came with your laptop in the box. You can buy the original ones from Dell’s website or store if you have lost them.
Fix 2: Remove All Peripherals and Try Again
It’s possible that one of your connected peripherals is causing your laptop to not power on. If you’re having trouble pinpointing the source of the problem, simply disconnect all of the laptop’s external devices (peripherals such as keyboard, mouse, USB drivers, SSDs, etc) and check if the issue is resolved.
It’s best to start with the power cord and make sure it’s right. Make sure that your laptop and power source are both firmly connected.
Then, disconnect your laptop from all peripherals. That includes any external hard drives, USB mice, or flash drives. Don’t forget to remove the HDMI cable and/or adaptor.
After you’ve unplugged all of your laptop’s external devices, you can disconnect it from the power source. Turning off the power to your laptop is one way to try to fix any minor problems that are preventing it from starting up.
After you have unplugged your laptop from its power source, you should let it sit for around 10 minutes. After waiting 10 minutes, reconnect the power cord and attempt turning on the laptop again.
If the laptop still won’t turn on, it could be because the battery is dead. If your laptop is running low on battery, try charging it for 30 minutes. Try powering on your laptop once more after charging the battery.
A power cycle may also resolve this problem. A power cycle means turning off your computer and then powering it up again. It’s useful for resetting the RAM and rebooting the device. Power cycling a device is a common troubleshooting step for issues like the device being unresponsive or frozen. This procedure is also termed as a hard reset.
To power cycle your Dell G15, follow these steps:
- First, unplug the laptop and wait 30 seconds.
- Then, plug in the laptop again and hold the power button down for 15 to 20 seconds.
- Now, try turning on the laptop again.
Fix 4: Fix Display Driver Issues
You may also try restarting your graphics/display drivers. The graphics driver is the software component responsible for bringing visual content to the screen. Problems with the graphics driver can prevent your laptop from booting up since it cannot display any images. To reset your graphics/display drivers, follow these steps:
- Turn on your laptop by pressing the power button.
- Next, use the keyboard shortcut Windows + Ctrl + Shift + B.
- Your graphics/display drivers are now reset.
This is a great fix for those times when the screen is black but the keyboard backlight is on. To prevent the issue from occurring in the future, make sure to keep your drivers up to date.
There could be a hardware problem if your laptop isn’t starting up. Thankfully, Dell provides a diagnostic tool that can assist you figure out what’s wrong and how to fix it.
- First, turn on your Dell G15 by pressing the power button.
- To enter the one-time boot menu, press the F12 key repeatedly.
- Next, choose Diagnostics from the boot menu.
- After loading the Dell Diagnostic Tool, it will run a battery of tests to figure out what’s wrong with your laptop.
- If the tool reports an issue, follow the on-screen directions to resolve the problem.
- Restart your laptop after the Dell Diagnostic Tool has finished its checks.
- You should now be able to power on your laptop properly.
Fix 6: Boot into Safe Mode
If your Dell G15 laptop fails to start up, you can try to diagnose and fix the problem by booting into safe mode. Windows’ built-in Safe Mode allows users to isolate and fix PC issues without affecting sensitive data or configuration settings. Here’s how you can enter safe mode on your Dell G15:
- First, press and hold the power button for a few seconds to totally power down your laptop.
- To begin the laptop’s boot procedure, hit the power button a second time.
- Next, enter the Advanced Boot Options menu by pressing and holding the F8 key.
- Navigate to “Safe Mode with Networking” using the arrow keys, and then hit Enter.
- After selecting Safe Mode, Windows will begin to boot up in diagnostic mode. A “Diagnosing your PC” notification may appear on your laptop screen during this time. It may take several minutes to finish this procedure.
- After Windows has finished starting up in Safe Mode, you will see the desktop.
- Finally, you can use the desktop and all of Windows’ tools to diagnose and fix the issue you’re having.
If you have any issues while trying to boot into Safe Mode, you can try contacting Dell support. They should be able to assist you further.
Fix 7: Reset BIOS Settings (Advanced)
This solution is a bit advanced as it involves removing the back cover of your laptop. But don’t worry, we will simplify it for you. Your laptop’s BIOS is what regulates your battery’s functioning.
If the BIOS becomes corrupted, your laptop will not turn on. In this case, the only working solution that seems to work is clearing your CMOS and resetting the BIOS settings. Follow these steps to reset your BIOS settings.
Note: Clearing the CMOS settings is the same as resetting your BIOS settings.
- First, press and hold the power button for a few seconds to totally power down your laptop. Make sure it’s not plugged in.
- Then, remove the base cover of your laptop. For this step, it is recommended to refer to the manual or seek help from an expert.
- Disconnect the battery cable from the main system. This will reset the BIOS settings.
- Again, press and hold the power button for a few seconds to drain any remaining power.
- Reassemble your laptop and finally turn on your laptop.
If none of the above solutions helped fix the issue, then your laptop is most-likely having a hardware issue. Unfortunately, this cannot be fixed on your own at home. You need to take help from a professional or even better Dell support. Contact Dell support and they should be able to assist you further in this regard.
Final Words
If you need a portable and powerful gaming laptop, the Dell G15 is a fantastic option. However, problems, such as failing to turn on, are still possible, as is the case with any electronic device. Fortunately, we have got you covered when ti comes to this issue. We hope that this article has helped you get your Dell G15 back to life. If you still face the issue, seek assistance from the Dell support team.
