1, the first character of the serial number indicates the place of origin, f indicates Zhengzhou, Henan, d indicates Chengdu, Sichuan, c indicates Shenzhen, Guangdong, G0 indicates Shanghai Heshuo, and G6 indicates the new production line of Foxconn in Shenzhen;
2. The second and third characters of the serial number indicate the production line;
3. The fourth character of the serial number indicates the year of production, and the letters A, B, E, I, O and 20 are removed from the 26 English letters, which are rounded off every six months;
4. The fifth character of the serial number indicates the production week, which is represented by 9 digits 19, excluding the letters 0 and 18, and excluding the combination of A, B, E, I, O, U, S and Z, totally 26 English letters are grouped into ***27, with the number 1.
5. The sixth, seventh and eighth characters of the serial number are temporarily unknown;
6. The ninth and tenth characters of the serial number indicate the iPhone model;
7. The last two digits of the serial number indicate the color and capacity of the iPhone.
Extended data:
I sorted out the explanations of the first, fourth and fifth digits (letters+numbers) of Apple's serial number.
The first letter of iPhone serial number starts with "C" for Shenzhen, "D" for Chengdu and "F" for Zhengzhou.
The fourth digit of the serial number represents the year of production, which is represented by 20 letters (excluding A, B, E, I, O and U in the 26 English letters). Note that it is rounded up every six months.
"C" stands for the first half of 20 10, and "D" stands for the second half of 20 10;
"F" stands for the first half of 20 1 1, and "G" stands for the second half of 20 1 1;
"H" stands for the first half of 20 12 and "J" stands for the second half of 20 12;
"K" stands for the first half of 20 13, and "L" stands for the second half of 20 13 (iPhone 5s);
"M" stands for the first half of 20 14, and "N" stands for the second half of 20 14 (iPhone 6);
"P" stands for the first half of 20 15, and "Q" stands for the second half of 20 15 (iPhone 6s);
"R" stands for the first half of 20 16, and "S" stands for the second half of 20 16 (iPhone 7);
"T" stands for the first half of 20 17, and "V" stands for the second half of 20 17;
"W" stands for the first half of 20 18 and "X" stands for the second half of 20 18;
"Y" stands for the first half of 20 19 and "Z" stands for the second half of 20 19; (and so on)
"C" stands for the first half of 2020 and "D" stands for the second half of 2020; (circulating letters)
In the current iPhone7, the fourth letter is "S", which stands for the second half of 20 16.
By 20 17, the fourth letter of your iPhone7 is the letter "T", which means the fourth letter of the serial number.
The fifth digit is represented by numbers (1-9, excluding 0) and letters (excluding A, B, E, I, O, U, S and Z in 26 letters), and ***27 represents the week number.
Starting from 1, count the number of words and letters, and cycle once every six months:
"1" stands for 1 cycle; "2" stands for the second cycle.
"3" stands for the third cycle; "4" stands for the fourth cycle.
"5" stands for the fifth cycle; "6" stands for the sixth cycle.
"7" stands for the seventh cycle; "8" stands for the eighth cycle.
"9" stands for the ninth cycle; "C" stands for period 10.
"D" stands for 1 1 cycle; "F" stands for 12 cycle.
"G" stands for 13 cycle; "H" stands for 14 cycle.
"J" stands for 15 cycle; "K" stands for 16 cycle.
"L" stands for 17 cycle; "M" stands for 18 cycle.
"n" stands for 19 cycle; "P" stands for the 20th cycle.
"Q" stands for 2 1 cycle; "R" stands for the 22nd cycle.
"t" stands for the 23rd cycle; "V" stands for the 24th cycle.
"W" stands for the 25th cycle; "X" stands for the 26th cycle.
"Y" stands for the 27th cycle;
The specific fifth digit (numbers and letters) indicates the time as follows:
July 1-7 (1);
July 8-14 (2);
July 15-2 1 (3);
22-28 July (4)
Between July 29th and 4th (5);
August 5-11(6);
August12-18 (7);
August 19-25 (8)
August 26th-1(9);
2-8 September (c);
September 9-15 (d);
September 16-22 (female)
Between 23 and 29 September (g);
Between September 30th and 6th (h);
7- 10 (J);
Between 65438+ 10 month 14-20 (k);
Between 65438+1October 2 1-27 (L);
65438+1between October 28th and 3rd (m);
165438+1October 4th-10 (n);
165438+1October1-17 (p);
165438+1October 18-24 (Q);
165438+1October 25th-1 (r);
65438+February 2 -8 (t);
65438+February 9-15 (5);
Between 65438+February 16-22 (w);
65438+February 23-29 (X);
65438+February 30th-31(y);