Apple s refurbished machine is not of good quality, and the Internet will be very slow

1. The refurbished machine is to clean up some recovered second-hand mobile phones with chemical liquids, replace the shell, match the battery, charger (counterfeit) and packaging as a new mobile phone.

2. Of course, the refurbished object of Apple's refurbished machine is the iPhone and other Apple mobile devices.

3. Problems with refurbished machines:

The second-hand mobile phone is changed to a shell and pretended to be a brand new machine**, the quality is very poor, in fact, it is to collect the original movement, shell or outer packaging for repair or processing, and then sell it as a new machine. There are many types of it, the main thing is that one of the old machines with defective circuit boards is repackaged after repair or parts assembly, and the performance of such machines is the most unstable; Second, the shell of the normal old machine is sold as a new one after treatment or replacement; Third, the informal channel machine is refreshed and repackaged by the software and sold as a new one, and the stability of the general software of such machines is lacking.

4. Identification method.

1.Look at the outer packaging and instruction manual.

The packaging and instructions of the regular new mobile phone are beautifully printed, the fonts and images are very clear, rich in layering, and the packaging box of the refurbished machine is mostly a simple single-sided paper imitation, and the fonts and images are very dry, rough, and the printing handwriting is blurred.

2.Look at the phone case.

The shell of the new machine is compact, the gap is smooth and smooth, the refurbished machine generally adopts the imitation original shell, the gap is uneven, there are burrs, and the upper and lower parts of the mobile phone shell are prone to close tightly, leaving a large gap.

3.Look at the data cable interface.

There will be black scratches on the charging port of the refurbished phone that are difficult to eliminate.

4.Look at the fixing screws.

It mainly depends on whether there are obvious scratches on the screws and interface parts.

4.Look at the call quality.

Bring your own SIM card to test the machine, call**to your friend, it is best to fix**, ask the other party how the call quality is, whether the call sound is clear, whether there is noise, current sound, whether the volume has dropped suddenly.

5.According to the serial number, go to the official website to inquire about the warranty information.

6.Finally, the best way to avoid buying a refurbished machine is to buy it from a legitimate source.

Due to the replacement of components, partial compatibility will affect the system disorder, stuck, white screen and other problems.

This is not to say so, and the performance of some refurbished machines is also very good, and it has nothing to do with Internet access.

Yes, the quality is definitely not as good as the original.

There are not much problems with Internet access, and there are many minor problems with the renovation opportunity.

Disadvantages of iPhone refurbished machine: X0D X0A used mobile phone shell pretending to be a new machine**, the quality is very poor, in fact, it is to collect the original movement, shell or outer packaging for repair or processing, and then sell it as a new machine. There are many types of it, the main thing is that one of the old machines with defective circuit boards is repackaged after repair or parts assembly, and the performance of such machines is the most unstable; Second, the shell of the normal old machine is sold as a new one after treatment or replacement; Third, the informal channel machine is refreshed and repackaged by the software and sold as a new one, and the stability of the general software of such machines is lacking.

Generally, M starts with the original**,N starts with the official flip machine,It is safer to check the purchase validity period of your product through the serial number on Apple's official **,Activation date and warranty period。 If the warranty period is less than a year or has expired, then you are likely to buy an unofficial product. If it has been refurbished, such as replacing the motherboard, being repaired, etc., the serial number of this machine has been cancelled in Apple's official **, and the query will appear "Sorry, this is the serial number of the replaced product."

Since the refurbished machine has been used, it is easy to find out some flaws in the appearance details through careful observation, including mobile phone hosts, accessories, headphones, etc.

The refurbished machine depends on who refurbished it If it is an official refurbished machine, it is still OK If it is JS refurbished, it is not recommended to buy the biggest difference between the official refurbished machine and the usual refurbished machine is that when you open the back cover, the official refurbished machine will smell the sandalwood fragrance if you are careful, and the usual refurbished machine has the scent of sandalwood, but it is very light and light.

Assuming that the refurbished machine refers to the official refurbished machine, the quality is guaranteed. Because the official flip machine is the same as the retail machine, the parts are all original Apple, and there is no such thing as assembly. The device can be guaranteed with the same warranty as the retail machine, and the warranty can also be extended and purchased on Apple's official website through the designated shopping page.

Comparison between official flip machine and retail machine:

1.The official flip machine is the second production assembly, while the retail machine is the first production assembly, therefore, the official flip machine is relatively cheaper than the retail machine (it can be understood that it is prepared for the money-saver or the poor).

2.There is a sticker on the back of the official flipper"Official refurbishment"wording, and the retail machine is"Network access permits"Words.

3.The production date of the official flip machine is later than the activation date, whereas the production date of the retail machine is earlier than the activation date.

Go to the after-sales service first, and generally replace it.

Refurbished machine is a product of illegal small workshops to refurbish old mobile phones and sell them as new mobile phones after a series of processes. And refurbished machine is often used by some unscrupulous businesses to make huge profits, a mobile phone can generate hundreds of yuan or even thousands of yuan of profits after just a few processes, which is a very rare high profit, of course merchants are willing to take a risk. If you are unfortunate enough to buy a refurbished machine, you can only ask for more blessings, and refurbished machines are generally divided into two types:

1. Use the best mobile phone without problems to refurbish, this kind of mobile phone generally has the latest models of replacement mobile phone more diligent consumers, thieves or thieves pickpocketing, the harm of this kind of mobile phone is relatively small, because there is no hard injury, there is only a problem of aging parts, this kind of mobile phone should not have any problems in a short period of time, but it is estimated that a problem is a "terminal disease"; 2. Some mobile phones with a history of maintenance and traces of water ingress are considered to be in poor condition, and the quality of the mobile phone is relatively low, and there are major hidden dangers in the quality and safety.

It depends on the luck, the quality is very poor, and there is no guarantee that the refurbished machine is generally replaced with an old mobile phone for a new shell,.

Others are disassembled from scrapped mobile phones and reassembled, sometimes breaking within a few days.

It may also not break after a long time.

Refurbished memory is prone to breakage, or memory loss! Batteries are more likely to wear out! Charging may also be often undercharged.

There is also the screen of the refurbished machine that is easy to be damaged, because the LCD screen has a lifespan. The paint is also easy to fall off because it is repainted, not as firm as the original. If you don't have to buy it, it is recommended that you buy a new one.

MP4 This kind of thing should not be much refurbished, after all, the profit is put here, no more than a mobile phone, and it is thousands of thousands at every turn.

There are 8 ways to identify parallel mobile phones and refurbished machines.

I have gained many years of personal experience, and I will share it with you!

1. The refurbished machine generally adopts the imitation original shell, the gap is uneven, there are burrs, and the upper and lower parts of the mobile phone are prone to close tightly, leaving a large gap. In addition, from the aspect of the feel, you can also roughly feel that the new machine is very comfortable and rough in the hand, and the refurbished is not as good as the second-hand mobile phone with a better shell due to the use of imitation Qiaonian shell.

2. There is a faint sandalwood fragrance when the lid is opened for the new machine, if it is a refurbished machine, there is a rubber smell, plastic smell, or the smell of chemical agents after opening the lid or removing the battery.

3. Due to the long-term plugging and unplugging of the charger plug and data cable, the charging interface of the refurbished machine will be scratched. If you look closely, you can see that even the most professional person can hide the scratches that have been moved.

4. If there are conditions, you can carry out a charging test, many refurbished machines will lose power after a long charging time, and this situation will not occur in new and second-hand mobile phones with good motherboards.

5. Take a closer look at the SIM card chip contacts and battery contacts, these two contacts JS generally cannot be replaced. If it is a refurbished machine, then there will definitely be clear friction marks on the contacts of the SIM card chip, which will look shiny, which is caused by too much friction. If it is an unused chip for a new machine, the contact surface should be frosted.

6. Look at the fixing screws in the bright place, mainly to see if there are obvious scratches on the interface between the screws and the knife edge, and whether there are any picks on the two rubber pads under the inner screen.

7. Look at the earphones and expansion card slots for dust, whether they are worn, generally speaking, there are metal contacts inside, but it is not particularly easy to see directly from the outside.

8. Try the call quality, which is crucial no matter what kind of second-hand mobile phone you buy, and the call quality largely determines the value of the mobile phone.

e-purchase mobile phone. Summarize the above points for the identification methods of refurbished mobile phones, hoping to bring some help to friends who buy mobile phones, beware of buying refurbished phones. Friends who need to refer to ** can also log in to check the town **.

Machines that have not been jailbroken are generally very fast, and there are many applications, so it is good to count them.