Acer P5271 Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide - Page 122

II. PCBA Code Definition PCBA Code for Projector A B XXX XXXXXXXXX CC XXX 1 2 3 4 5 6 1 : ID 2 : Vendor Code 3 : Firmware Version 4 : P/N 5 : MB version 6 : Date Code 7 : S/N EEEE 7 P5271/P5290/P5390W/P5271i Confidential II