Laptop Adpater 19V 4.74A
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 500 Pieces pc
- Supply Capability:
- 10000 Pieces per Month pc/month
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Quality Product, Order Online Tracking, Timely Delivery
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*Over-current protection,
*Voltage protection,
*Short circuit protection,
*Hot seller,Price advantage.
*Input :100-240V 1.5A 50-60HZ
*Output:19V4.74A
*DC interface:bullet
*Power:90W
Products Features:
1.Professional patch technology production;
2.Allmported electronic components, circuit boards with over-voltage, over current, short circuit protection;
3.Output power enough;
4.The output voltage accuracy;
5.The output voltage ripple is small;
6.Original standard design, 100% compatible with original power supply.
- Q: (19v, 3.74A) power adapter to charge the notebook, the first charge for 10 minutes, the second charge for 20 minutes, the results of a black screen can not boot the notebook , The power adapter is also broken, I then use a good power adapter to charge the notebook, the adapter lights flash, and some master said the notebook motherboard may be broken, I would like to ask what is the reason why the notebook can not afford machine, if Is the motherboard burned out, that in the end is the power adapter burned to the notebook motherboard to burn out, or laptop motherboard short circuit to the power adapter to burn out? Thank you, everyone gave me an answer, I took all my points out
- General such a problem is the laptop motherboard circuit and the cathode 19v short circuit caused. The power adapter is not good quality will burn the notebook. In fact, this problem is still a good solution. Repaired between 180-260. Specifically have to see that short circuit. You put the battery out of power to try to see what reaction. If not enough, then the motherboard is short-circuit, and only to repair.
- 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?
- Is estimated to be broken! You have not been over the warranty period went to the home appliance repair to repair! Maintenance can not buy a new! Probably to 300-500 yuan, (the original!) But I now have a factory! Look at what your model! Not to sell me to give you more than a hundred dollars on the line
- Q: 4.74a power adapter with 3.16a laptop, and, 3.16a power adapter with 3.16a laptop, what's the difference?
- This paragraph in the parameters and prices are very balanced, the whole is very good; But to buy things, the key is to look at the characteristics of the product is in line with your needs, it is recommended to carefully measure later, choose their own. You can also try the sixth generation of intelligent Intel Core Duo processor products, innovative use of the model, real sense of technology, posture control, voice recognition, 2D / 3D images, breaking the traditional PC experience, regardless of office learning, smooth Play games or watch ultra-high-definition video playback, are handy, leading product innovation.
- 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
- That's where you have a power adapter problem. Change the power adapter. Recommended Taobao to buy, the official website more expensive.
- Q: The power adapter light turns off after connecting the notebook for a few seconds
- 1: your computer battery aging 2: your adapter and the connection between the computer port problems need to repair
- Q: I think the voltage is too big because today's power failure operation caused more than 300 voltage to break the charger how to do ah If you buy the original how much money to repair more money.
- 1. This can be repaired, you can go to the computer repair shop to repair. 2. You can also replace a new, current, voltage can be the same (non-original), about 50-80 yuan, I was broken, bought a spent 70 yuan. 3. You can also go to replace an original power adapter, but to several hundred. It is not recommended to replace original.
- Q: ASUS computer model is A40J The back of the computer is written with INPUT 19V 3.95A 70W
- In fact, these parameters you can not see, your laptop model with a model of the power supply on the line, the general is the substitute and the use of the model, The original factory, buy a substitute on the line, that is, deputy factory goods, generally 7-80, some physical stores should be around 100, and then plug in the face of the machine can not normally power, can power to pay leave It's OK. Alternative adapter is more, sometimes even if the parameters with your adapter, but do not plug the light, so buy the same model of your machine adapter, and then try on the spot card machine on the line, the original adapter do not know the price , Because what things stick on the brand and the original is very expensive, generally 200-600 or so, personal recommendations to buy a substitute can be, we have a lot to buy here on behalf of the adapter, basically not a few problems! In your side there are some physical store ah, repair shop ah, or the Internet to buy, but the Internet to buy this thing can not be tested in person, and perhaps some trouble, if you want the original adapter, then you some side of the entity The store can generally be set to, or to ASUS service station is also OK, but the price of the market to be a lot of expensive, you can first ask ASUS phone to ask. good luck!
- Q: The laptop will automatically turn off the power adapter when the workload is large
- the output current of some similar interface power adapter!
- Q: HP laptop plug in the power supply does not respond, how is it going? Know that friends are helpful to help? Hurry! Is there anything with a button switch? Lock it up!
- Hello, thank you for choosing HP products. We recommend that you refer to the following information: Do you mean that the use of power alone, the notebook is like no power can not boot the right? Please refer to the following suggestions: 1, please remember what happens after the operation, the sudden emergence of this situation, such as whether recently added new memory or other aspects of hardware changes. 2, please test whether the battery can be used alone to boot, in order to rule out the cause of the adapter failure; 3, if you have not carried out special operations, it is recommended that you try to power off the machine to see, as follows: (1) you first power adapter, battery and other external devices such as USB mouse, etc., are removed; (2) in the absence of power supply equipment, you hold down the boot button for about 1 minute; (3) and then do not connect power supply equipment, put it aside for 30 minutes; (4) Do not put the battery after standing, only use an external power supply, first connect the power of the machine side, and then connect the socket, look at whether to boot. 4, if the above method can not solve your problem, the initial judge this situation may be due to motherboard failure or poor contact caused by cable and other reasons. In order not to delay your use, please contact the local HP Gold Service Center for testing and processing.
- 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
Our products have passed a series of certifications, such as CE, FCC and RoHS. We integrates development, design, production, processing and wholesale. Based on scientific attitude and precise processing, we produce every unit of reliable quality. With high quality products & a good reputation, we have got the favor of customers.
1. Manufacturer Overview
| Location | Guangdong,China (Mainland) |
| Year Established | 2009 |
| Annual Output Value | US$10 Million - US$50 Million |
| Main Markets | North America; South America; Eastern Europe; Southeast Asia; Africa; Mid East; Eastern Asia; Western Europe |
| Company Certifications | ISO 9001:2000 |
2. Manufacturer Certificates
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period |
3. Manufacturer Capability
| a) Trade Capacity | |
| Nearest Port | |
| Export Percentage | 71% - 80% |
| No.of Employees in Trade Department | |
| Language Spoken: | |
| b) Factory Information | |
| Factory Size: | 3,000-5,000 square meters |
| No. of Production Lines | 10 |
| Contract Manufacturing | OEM Service Offered |
| Product Price Range | |
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Laptop Adpater 19V 4.74A
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 500 Pieces pc
- Supply Capability:
- 10000 Pieces per Month pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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