combattery84

Second, carefully identify the notebook computer's "core"AC adapter laptop keyboard

CPU is related to the performance of the whole machine a key factor in good and bad, good and bad performance of the notebook CPU must look good or bad. CPU second-hand goods, especially after a long period of test, quality and performance should be discounted, so be sure to open the inspection time of purchase. Also note that the use of second-hand goods in the profiteers desktop replacement notebook CPU CPU-willed situation. Because the same brand of the same frequency of the CPU, applications to desktop and notebook computers are completely different, laptops due to internal space, heat dissipation is slow, so all parts of the size and heat have more stringent requirements, some profiteers desktop CPU will be loaded to a notebook computer, the system will be unstable, affecting the machine performance of the play. So as far as possible in the buying process requires on-site inspection of the CPU.

Pavilion DV6500 Adapter Satellite A205 Adapter Pavilion DV9000 Adapter
Third, the choice of secondary batteries is also very important when purchasing second-hand laptop, there is an important condition is that the purchase of the machine depends on its power. External power supply is a must, no battery is totally unacceptable, so the main thing is to see the power also to see the battery is good or bad, that is, the length of battery life. Second-hand goods, the nickel-metal hydride batteries can be used within a year or two an hour, lithium-ion batteries can be used for two hours, which is a basic requirement, otherwise on its last legs. If you buy the machine battery life is too short, you buy the original intention would be defeated; If you buy a battery, add up the cost of money might as well buy a new machine.

Fourth, give full consideration to the application of other conditions of the interface and other accessories

In general, mainstream notebook configuration has a USB interface and use the infrared interface. Second-hand laptop USB interface should be the general configuration. If the secondary's PA-21 Pavilion DV6000 Adapter LA65NS0-00 PA-1700-02 recommended only one USB interface or interfaces are not available or not, then you have to carefully weigh out your own application. Some people only pay attention to the machine's appearance and performance indicators are often forget to check all of the output, input port is able to work effectively, in particular, the majority of second-hand laptop computers are generally more than the required warranty period, if there is a problem in these places, Use only trouble is, I am afraid it is not easy to buy accessories. As for the infrared port, if you can second-hand goods in Amoy, it is a pleasant surprise.