Acer HARLEY TAB A3-A20 - Understanding Acer FG SNID

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Understanding Acer FG SNID
SNID Format
Acer 12_Code_SNID: YWWddddddMmm
#
1
2
3
4
5
6
7
8
9
10
11 12
11-code
Y
W
W
d
d
d
d
d
d
M
m m
Definition
Year
Week
Sequence Number
Mmm
YWW: 1 digit of year & 2 digits for week code, the same as Acer FG SN.
dddddd: 6 decimal numbers transferred from 5 hexadecimal numbers SSSSS of
Acer 22_Code_FG_SN
Transfer formula for S
1
S
2
S
3
S
4
S
5
:
The sequence number in decimal dddddd = S
1
*16
4
+ S
2
*16
3
+ S
3
*16
2
+ S
4
*16
1
+ S
5
Example: If Acer FG SN (SSSSS) = 001FD, SNID (dddddd) =
1*16*16+15*16+13 = 000509.
SSSSS = dec2hex (value) , DDDDDD = hex2dec (value) (detail refer to
MS/excel)
Mmm:
>The Mmm transferred from Alphanumeric MM code of Acer
22_Code_FG_SN