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Enter that. Then there's the phone's total talk time. It's always a sign that you're new.
This can't be changed no matter what you flash. The most effective way.
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Of course, the owner of the film store on the screen of the mobile phone can paste it back himself. But look where you bought it, if there is no problem in the Nokia store, you have to be careful in the general small store, just like your original problem, the customer wants to test the mobile phone, of course, the new one, the battery bag must not be sealed. Upstairs said* When looking at the serial number of the mobile phone, and the label attached to the mobile phone to see if it is the same Now there are few machines with different serial numbers, because who knows how to look at the serial number, the safest thing to see the old and new is to play the mouth, to see if the board inside is new, but you will not always look at the old and new to see the old and new to see the old after the mouth is old If you sell it, it will be worthless.
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You can press certain keys to view the talk time, those talk times are second-hand dealers can not change, different models have different buttons, you go.
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* The last page is the time of use of the phone, with the date of purchase and the date of first repair in the middle.
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7610's * doesn't seem to be usable, you can only check it through the serial number to the official **.
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* Check the software version.
You can check the call time The time you check here is the time of the phone call, if the phone is only used for texting, there is no way. There is also the official ** to see the factory time of the serial number,* and the serial number will come out.
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How to identify whether the mobile phone you bought is a refurbished one?
1. Carefully look for any marks in the screen, and whether there is dust in the data cable, headphone hole, speaker hole, and hanging belt hole.
2. Carefully look at whether there are scratches at the battery lock of the fuselage, whether there are spin marks at the rotating shaft of the upper and lower covers, and whether there are indentations at the two bumps on the upper cover.
3. Carefully check whether there are any records in the WAP and voice functions and call log information functions.
4. The shell depends on comparison (compared with the machine that proves to be good, brightness, uniformity, hue, granularity, and the most important thing is the feel!) )
5. Smell the smell, the new machine has a faint sandalwood fragrance, which is different from the general detergent and perfume smell. The body must not have sticky wax and oil (if there is, it will be beautified by JS).
6. Carefully check the SIM card contact points for wear marks on the contact points of the fuselage battery (distinguish the rest of the contact points).
7. Check whether the gap between the seams of the shell is uniform and below 1mm, whether there are pry marks, and whether there are pick marks at the two sealing points under the screen in the upper cover.
8. Compare the elasticity of the buttons and the brightness of the internal and external display screens with the new machine.
9. Carefully look at the fixed gong nails of the fuselage for spinning, painting and ink (you can use a magnifying glass), and whether the trademark has pry marks.
Methods for identifying the 14-day machine:
1. Whether the packaging is worn;
2. Whether there are scratches on the charging port and battery of the mobile phone, and whether the earphones and related accessories have been unpacked;
3. Enter the mobile phone interface to check whether there are call records, address book records and Internet records.
4. Most of these mobile phones will be printed with the name of the operator, and when you see a mobile phone with the name of an operator such as T-Mobile and TIM, you should especially check carefully to see if it is a 14-day machine.
Finally: mobile phone accessories must be carefully checked, and there is often a price difference of hundreds of yuan for parallel accessories; Don't be greedy, don't buy cheap mobile phones; Also, pay attention to details, such as Nokia often has Nokir's counterfeit machines, etc., be careful!
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Hello, I am a mobile phone repairer for no more than three reasons:
1. The battery really can't work, go to customer service to detect that the storage capacity is less than 80% of the rated capacity of your battery, and replace the new battery for you free of charge.
2. You should buy a smart phone, and the screen is relatively large, and you install more software. There is a background program running that causes a lot of power loss (there are some software that you don't actually exit after pressing the red button but in the background, the background will cause a lot of power loss, you can press and hold the function key to exit the background program, or you can use third-party software like 360, select System Cleanup). Generally, smart phones will have this problem, like 5230 5235 5232 c6 n97 ··
3. The motherboard of the mobile phone is short-circuited, go to the customer service to detect that they will replace the motherboard for you (back up the data in the mobile phone, and the data in the mobile phone is not available after replacing the motherboard).
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You can try to use the grid, or hard.
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It is recommended that you go to customer service to upgrade the system, it may be a low version.
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* Look at how long it is from the factory date Then see if the keyboard is still compact Whether there is a feeling of slack Make sure that there are no traces of prying between the gaps Finally, see if the battery chip is worn If so, it is a refurbished machine.
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The serial number after entering * is consistent with whether it is the same as that on the back label, and then to the country (telecommunications equipment network access management)**!
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You use your mobile phone to press * to check the call time, this time can not be changed, if all 0 means it is a new machine,
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