How to run a Power system checkout in Lenovo miix 510 (source from manual)

Today we run into this article and we find it would be interested if you want to run a complete power system checkout. The steps are specified as below.
Power system checkout
To verify a symptom, follow the steps below:
1. Turn off the computer.
2. Connect the AC adapter.
3. Make sure that power is supplied when you turn on the computer.
4. Turn off the computer.
5. Disconnect the AC adapter.
6. Make sure that the battery pack supplies power when you turn on the computer.

Lenovo miix 510 charger

Checking the AC adapter
You are here because the Lenovo miix 510 laptop fails only when the AC adapter is used.
• If the power-on indicator does not turn on, check the power cord of the Lenovo miix 510 AC adapter for correct continuity and installation.
• If the computer does not charge during operation, go to “Checking operational charging”.

To check the Lenovo miix 510 AC adapter, follow the steps below:
1. Unplug the AC adapter cable from the computer.
2. Measure the output voltage at the plug of the AC adapter cable. 
3. If the voltage is not correct, replace the AC adapter.
4. If the voltage is acceptable, do the following:
• Replace the system board.
• If the problem continues, try to Checking operational charging below:
Note: Noise from the AC adapter does not always indicate a defect.

Lenovo miix 510 laptop

Checking operational charging
To check whether the battery charges properly during operation, use a discharged battery pack or a battery pack that has less than 50% of the total power remaining when installed in the computer.
Perform operational charging. If the battery status indicator or icon does not light on, remove the battery pack and let it return to room temperature. Reinstall the battery pack. If the charge indicator or icon is still off, replace the battery pack.
If the charge indicator still does not light on, replace the system board. Then reinstall the battery pack.