If your Nexus phone shows a red light while charging but won't turn on, it may be due to one of the following reasons:
1. The battery is too low, it takes longer to charge before it can be turned on.
2. If the charging cable or charger is faulty, replace the charging device.
3. The phone system crashes, you can try to restart the phone while holding down the power button and volume down button.
4. If the hardware is faulty, contact the after-sales service center for maintenance. If none of the above methods work, you are advised to consult professional technical support for a more accurate solution.
This is the cell phone battery has gone to sleep.
1, take off the phone battery, wait for a period of time to install it can be solved. (If the battery is not desirable, use the next method) 2, the use of the charger to charge the computer can be replaced by about 30 minutes.