Be sure to find an acquaintance first, let him write a configuration list according to your needs, write the more specific the better, so you can take this configuration list to buy, any parts do not change, even if the salesman how to say can not change the parts, according to the list to buy (in order to prevent one of the parts is really out of stock, beforehand, so that acquaintances also write out the spare parts), remember, dead do not change the configuration of the list written on the pieces
The next thing is to make sure that you do not change the configuration of the list to write the parts.
Secondly, let your acquaintance write out the final total price, and then buy if the price difference is not too big, don't haggle, too low profit will force the business to engage in small catties
After the transfer, first of all, we have to look at the parts are not new, the motherboard, then look at the various interfaces are not gray, there are no scratches. Memory and graphics cards to see its gold finger, you know what is called "inserted traces," right, without that trace on the line.
When installing the machine, even if you do not understand, you have to stand in the technical side to watch him install the machine, a step are not allowed to leave, half a minute is enough time to change away from your motherboard. After the machine is installed, remember to put their own accessories, including processor stickers, chassis to the extra screws, motherboard to the IDE cable, SATA cable, power supply to send the D port to SATA port line (I forgot to say, the power supply do not go to choose the chassis of the original power supply, the power supply is very garbage, will give your machine to bring a blue screen for no reason or the hidden danger of death, so do not skimp on the 100 ~ 200 yuan, buy a good quality power supply, the power supply is very good, the power supply will bring a blue screen for no reason or the hidden danger of death, so do not skimp on the 100 ~ 200 yuan, buy a good quality power supply. 200 yuan, buy a good quality power supply will be more assured), the motherboard and CD-ROM drive will sometimes give some software (such as antivirus software and watch DVD software), must also be collected.
After you buy, look at the final configuration written by the merchant on each part of the name is not accurate enough, and let them indicate the warranty period of each part
Lastly, don't leave things behind when you go
Personal assembly of computers need to buy a cpu, which is the central processing unit, is the main accessory for evaluating the good and bad of a computer.
The cpu is installed on the motherboard, so the motherboard purchased must match the interface of the cpu, different interfaces or chipsets of the motherboard and cpu can not be used with.
The interface of the graphics card is currently the mainstream pci-e, the price difference between different performance levels of the graphics card is relatively large, need to pay attention to and cpu computing ability to match.
Personal home computers are generally 8g memory sticks to start with, there is a special need for the general meeting 16g to improve the computer's operating speed.
The hard disk is a device for storing data, divided into mechanical hard disk and solid state hard disk, solid state running faster, the price is slightly higher, the capacity is much less than the same price of mechanical hard disk.
Power supply chassis keyboard and mouse and monitor for external equipment, but also the computer composition of the necessary accessories, according to their own preferences, in addition to the power supply to choose enough power, other accessories homogenization are very serious, do not have to be too obsessive.