Ask about buying second hand computer accessories 20

In fact, it's not as complicated as you said,The first point to look at is the appearance,The color of the motherboard from the big manufacturer is basically relatively single,And the motherboard from the small manufacturer is more vivid,Not the better the color, the most important point is to choose a big board, don't bring a graphics card,See if there are traces of repair,The best memory is to buy 1 root256 or 512 in one step, it's best not to add 2 memory on one, so there will be compatibility problems,If you have to add it, you have to add a grade。

It's better to buy a new one. Because the difference between the new 80g and the old 40g is only about 100 200!

I should buy a new optical drive. Because the general life of the optical drive is about 15 months, if the time is long, the reading disk will be very poor, it will be very troublesome, the new CD-ROM is about 100***-ROM200 or so, combo300 or so, CD-CW220 260 or so.

The monitor only needs to see whether the seal of the display is opened or repaired, to see how big the resolution of the display can be, the bigger the better, and to see whether the four corners of the display and the display image are blurred or ghosted.

In fact, one of the most important things is not to listen to what the merchant says, just buy what is good. Use your own eyes and your knowledge to discern good and bad things!

When you buy it, let him directly power it up and light it up to test it.

The hard disk can bring a test software to see if there are any bad sectors or something.

The display is mainly to see if he has dismantled it,Then let him connect to see the display effect,Resolution、Can the refresh rate meet the nominal requirements,If it is LCD,Pay attention to see if there are dead pixels。

Multimeters generally do not need to be carried.

You buy the accessories first, and after installing them, test the performance with the Optimizer software to see if the score is high. The higher the score, the better.

Even if the second-hand ones are good when you test them at the time, you don't know how long it will take to break them when you buy them.

With the popularity of computers, many people will choose to buy second-hand computer accessories to upgrade or replace. However, when buying second-hand computer accessories, how to tell if it is **? Here are a few ways to do it.

1.Understand the characteristics of external take-emptiness.

For some brands of computer accessories, they tend to have their own exclusive look. Therefore, when buying second-hand computer accessories, you can first understand the appearance characteristics of **, and then compare whether the second-hand accessories purchased are similar to **. If there is a difference in appearance, then it is possible that Dongpei is a counterfeit product.

2.Pay attention to the product packaging.

** computer accessories often come with corresponding packaging and instructions. And when buying second-hand computer accessories, you can pay attention to whether they come with the original packaging. If the packaging is damaged or missing, then you need to be careful not to be deceived.

3.Check the serial number.

Each electronic product has a unique serial number, which can be checked to confirm the authenticity of the accessory. For some brands of accessories, you can also check the serial number through the official ** to confirm whether it is genuine.

4.Detect the make and model of the chip.

The brand and model of the chip in the computer accessories are also an important sign to distinguish the authenticity. Some fake accessories will use chips with the same name as **, but the quality and performance are far inferior to the real thing. Therefore, when buying second-hand computer accessories, you can judge its authenticity by looking at the make and model of the chip.

In conclusion, when buying second-hand computer accessories, do more homework and understand important information such as the appearance characteristics, packaging, serial number, chip brand and model of the accessory. Only through multi-faceted identification can we avoid being deceived.

Hello! Buy a computer in order to use and adapt to your needs, and if you are a wage earner, you also need to consider the financial affordability. The advantages of a first-hand computer are:

Whether it is the CPU or other configurations, it is brand new, and it has been tested and qualified, and it can be used right now, and it enjoys a free warranty for a certain period of time as stipulated by national laws. The disadvantages are: the price is relatively high, and the more the configuration, the higher the price.

The advantages of second-hand computers are: **affordable, almost the price of cabbage, very attractive. The disadvantages are:

The CPU and configuration are inevitably damaged and worn after use, and the failure rate is generally much higher than that of a first-hand computer. Although some can be used normally, the number of times and time of use are limited, and the whole machine and its components generally cannot be guaranteed, which should also be taken into account.

As for whether the second-hand computer you asked is good, it is a matter of opinion, and you need to consider it comprehensively according to your own economic conditions.

I hope my words can help you, and I wish you happiness and happiness!

Second-hand notebooks are bad. First of all, second-hand notebooks are used by others to feel that they are not easy to use, and such notebooks are not only not only configured but also have no guarantee of performance. You can't be sure if there is anything unusual about a second-hand notebook.

Second-hand desktop hosts can be considered, except for the motherboard is easy to age, the rest of the accessories are generally not easy to break.

Second-hand notebooks are not recommended to buy, the space is small, the heat dissipation is poor, and the accessories are more likely to age in a small space.

Used computers. **Have an advantage. Nothing else really can be said.

Especially some low-end configurations. It's really bad. Feel like if you need to buy second-hand stuff yourself.

There's a lot to know. It's not that the light stays at **. There are many more things to look at the performance...

Hope you find a second-hand item that you like.

It is definitely not good, especially at the price of 4000-5000 yuan, most of which have been used for many years.

Depending on your own needs, you can use second-hand for general use.