"Power is switched off" workaround

Some friends may have encountered this situation when they were using a laptop computer "power is not plugged in". What's going on here, how to solve this situation. The following are some of the ways to solve this problem.

　　Case one: Check to see if the charging feature is disabled

Some laptops have a "no charge" feature in the battery option, which gives the laptop a direct power supply without charging the battery, in which case it is not charged. It is recommended that you check the battery options to see if you have disabled the charging function of your notebook.

　　Update BIOS or solve charging problem

If after testing, know the battery, the adapter is OK, then update the BIOS. Updating the BIOS may solve some rare problems. Different notebooks to upgrade the BIOS is not the same way, for example, HP in Windows to provide a refresh program, the graphical interface rookie can also successfully upgrade the BIOS. Some notebooks still use pure DOS as the upgrade program.

　　Check whether the charger is original

Sometimes, for example, Dell's 1450 notebooks pop up when prompted for "not charging", "the type of AC power adapter cannot be determined." Your system will slow down and the battery will not charge. Please connect Dell 90W or higher Power AC adapters for optimal system performance. "At this time should check whether the charger is the original charger, to see if the adapter power is correct, if not need to replace."

　　

　　Situation two: How to judge the power of the adapter

As in the previous step, some laptops require a 90W power adapter, so how does a notebook judge the power of the adapter? Notebook charger General "round needle" type adapter, the middle of the needle to play a power recognition function, you do not think of a high-tech it? If the needle is broken or the inside of the false weld off line, then quickly repair it.

　　Situation Three: Check the current battery power of the notebook batteries

First look at the battery at this time the amount of electricity, if the electricity in between 90%-100%, then charge not into the electricity, may be normal. Because the laptop to protect the battery life, the number of charges will not be so frequent, only the battery is less than 90% (many of the book is 95%) when the charge. Some laptops can set the battery charge less than the time to recharge, is the topic of the digression.

Hope that the above will be helpful to the need of friends, to solve the power supply has been connected to the situation of not charging.