A blank screen with a battery indicator usually means the Switch is already on but not charged enough yet. Check to see if charger is bent or charging port is bent. You can clean both (unplugged) with isopropyl alcohol on a charging port cleaner. They look like a qtip but are flat and get a lot of dirt out.. But after the battery of our old school switch with latest atmosphere running died it refuses to charge. Doesn't matter what charger we use, it just stays on completely empty battery and doesn't start.
If your Switch is unresponsive and won't turn on, or has an issue with charging, we've got a few solutions for you to hopefully save yourself a tremendous amount of headache.. Steps to help when your Nintendo Switch system does not charge or the battery level does not increase to full while the AC adapter is plugged into the system or dock.