Q:Today, a sudden power outage, the phone when the computer adapter to take white smoke, as well as stock smell. I turned off the power in time. Then I will try to connect the adapter power, actually can also be used. The But with 1 to 2 hours later, and smell the smell, I found the adapter quite hot, I quickly pulled. The The The Ask what is the matter ah? Now dare not use ...

After the sale of it, so that the books burned Oh. The power adapter is faulty

Q:How to charge the laptop without a power adapter

You think in the cell phone battery to charge ah, buy a universal charge can charge the battery, the notebook in addition to the power can be charged now no one can say no power can charge the notebook,

Q:Do not copy from other places, to talk about their actual experience

I use it, save the battery, to extend the life, have to say bad words that is, if the sudden power, the computer off. And can not turn off the battery after the shutdown, but can not be too long, such as the total boot 1-2 months, the motherboard will run the battery, so bios set to restore the factory

Q:How to determine the laptop (DELL) battery and power adapter is a set?

Hello there: You can in the Dell official website by entering the bottom of the computer 7-bit service number to check the factory original configuration and warranty information:

Q:Power can not be charged, and only to keep electricity, but the power less and less. Tried several times off the battery, boot, the power is useless. Socket also changed. There is no power supply around the same model. Seeking solutions ah

This is the DELL hardware technical problems, do some not comprehensive. But this does not matter, you just shut down the battery removed, plug in the adapter, in the boot for a while. And then shut down, the battery installed, plug in the adapter, boot, just fine, to ensure that the system is running slow, the battery will continue to charge, this is the correct answer!

Q:My laptop is Lenovo V570, February 21, 2012 to buy, June 28, 2012 when using the computer, just plug in the power, the power adapter found smoke and the smell of burning like plastic, I would like to ask the adapter can also Use it? If not used, and now is not in the warranty period?

It is best not to use, and then burn the computer is not worth, and should still be a warranty, you should be caused by excessive current, this is difficult to define on the warranty (there may be hardware or natural personal damage) , So do not give the warranty, then try to wrap about customer service

Q:Boot time to paste up to listen to a little, shut down without being able to hear. Before not pay attention, yesterday only to find such a thing, this normal?

If the sound is not particularly ringing, it is normal. The laptop's power adapter is a switching power supply. Switching power supply of high-frequency transformers in the work, due to the role of high frequency, will produce mechanical waves, because the normal work of the normal switching frequency is much higher than the human ear hearing range, it is difficult to hear, and when the load is very light, The frequency of the switch will fall within the hearing range of the human ear.

Q:Laptop power charging interface is not appropriate, with a laptop power adapter adapter?

2, the current enough. The output current of the power supply can not be lower than the current of the appliance.

Q:Benq joybook R31E power adapter has a green light, the normal state is always bright. Now suddenly flashing, the books do not even power, ask heroes what is the problem ah? Last month, once appeared this situation, the results of the next day automatically returned to normal, no to repair, and now there are problems, in the end is how the matter ah?

Do not take the notebook, directly connected to the AC220 to see it flash does not flash, if also flash estimated adapter hung up, if not flash, that is your laptop problems

Q:My home is ASUS U3S. Input / input / output: + 19V ==== 4.74A, 90W. Then I use the same voltage as the power adapter is the charger. (Input / output INPUT: 100-240V-1.6A (1.6A) 50-60HZ This is the first, this is the following: (OUTPUT: 19V === 3.42A (3.42A) 65W should see the first few, The beginning can also play, play a few days to open the machine to open the same half of the automatic cassette and restart, safe mode can be opened, U disk mode can also open, repair the computer that is the graphics card may be broken, the temperature was Lu Master 70- More than 80 degrees Celsius. Is not the notebook I was playing bad?

The voltage is sure to right, you have no problem with this voltage,