To check the system power, do the following.
If the voltages are not correct, try recharging the battery
If the voltages are correct, continue with the next step to test the AC adapter voltage.
If the voltage is not correct, replace the AC adapter.
If the voltage is correct, go to 'Undetermined Problems'
Please see the LEGAL - Trademark notice.
Feel free - send a for any BUG on this page found - Thank you.