Acer S500 Service Guide - Page 60

Chapter 5 Serial Number Definition Acer 22 Barcode Follows Code 128 standard - refer to http://www.adams1.com/pub/russadam/128code.html Acer 22 Code SN PPPPPPPPPPYWWSSSSSMMVV Code PPPPPPPPPP YWW SSSSS MM VV Description Acer Part Number 3 digit numeric year and week code 5 character unique hexadecimal code by manufacturer base and reset each week (0-9, A, B, C, D, E, F 16 code) Manufacturer code English version code Acer SNID YWWddddddMM YWW Code dddddd MM Description 3 digit numeric year and week code (as above) 6 unique decimal numbers derived from Acer 22 Code SN (SSSSS) Transfer Rule: S1S2S3S4S5 dddddd = S1 * 164 + S2 * 163 + S3 * 162 + S4 * 161 + S5 Example: Acer FG SN (SSSSS) = 001FD, SNID (dddddd) = 1 * 162 + 15 * 16 + 13 = 000509. Manufacturer code (as above) Chapter 5 54