Q:Laptop power adapter is 20V output, but I measured with a universal meter, the output only 6V, can not boot, which heroes know which part of the adapter or which component, please help out, Xianxie had The

This is not necessary to repair. Ha ha. Directly on the Taobao search force Yang technology mall to shoot a line on the line.

Q:My notebook HP520 laptop power adapter that line bad contact how to do for a power adapter looks like some of your want to open to see their own line but did not find the screw off

That is the use of ultrasonic pressure welding up, you can open, but be careful carefully to go. With a small hammer along the adapter in a circle, the intensity to master, and then use a flat screwdriver from the mains of the seat of the gap pry, here is a breakthrough, slowly put a circle are forced open, The tape is wrapped around the shell. Pry open the process of careful not to scratch the internal components, pay attention to personal safety. Wish smooth

Q:Dell laptop can not open the machine, the indicator light is not bright, plug in the power indicator light is not bright

Is the power adapter light on? Consider the problem with the power adapter. If not, the motherboard or power problems, can only come up with repair

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,

Q:I am a novice to say the more detailed the better The positive pole is inserted into the hole

but suggested that the use of digital table test because the digital table test when the positive and negative test pen even if the reverse will not have any impact on the display only a number The table should try to optimistic about the positive and negative adapter is responsible for the reverse of the case is easy to bend the test when the number of table directly read the digital pointer table read in the corresponding dial to tell the truth of the landlord is too little to play So many words hope to adopt it

Q:HP notebook warranty includes power adapter

Hello, thank you for choosing HP products. ????????? If you are a personal consumer, you can enjoy the warranty for one year with invoice and three packs of vouchers for one year. The main parts are two years warranty. The power adapter is the main part. The warranty period is two years. ????????? The main components include: motherboard, CPU, memory, display, hard drive, keyboard, power adapter. Hope that the above reply can help you.

Q:My computer power adapter plug in the power will be sounded, but the computer did not sound after the boot, what is the situation? The output of my power adapter is 19.5V ~ 7.7A I may not say clearly, my adapter can be used normally, but he plug in the power (alone plug the computer is not connected to the computer or the computer is not boot) will have a voice, others say the adapter in the power when there is normal voice, Of the adapter in the no-load when the sound is great

To judge this is very simple: 1. Computer in the battery state to see if it is working properly. If you do not work, the battery has a problem 2. Remove the battery in the computer with a power adapter to see if the power is working properly. If you do not work, the power adapter has a problem 3. If the two states can work that is the computer charge management part of the poor contact and other issues.

Q:My books recently always suddenly automatically shut down, and then the power adapter lights do not shine, can not use the power adapter to restart the laptop after the laptop can still use the computer to work properly, originally thought the socket is not good, but later found not the socket Problem, the power adapter to wait for several hours after the light was able to work properly, is not the power adapter is broken (⊙ o ⊙) ah?

It is estimated that the power is broken, for a try

Q:What does the REV 02 on the laptop's power adapter mean?

AC is not the same difference ~ ~, it is best to buy UPS regulator

Q:Laptop power adapter always has a sound through the sound

Or do you change the adapter? No hidden trouble. Looks like your adapter has a problem. The other seems to be fine