Acer A231H Service Guide - Page 101

Acer EDID ISP Card: C A Acer -LCD-A231H B AjCollateral printing interface (connect with PC) B : VGA interface (one VGA connect with PC to provide signal for monitor the other one connect with PC VGA interface to write VGA EDID, Write EDID can without providing signal) C : DVI interface (connect with Monitor) 3. Write EDID Processj 3.1 Choose File menu in main menu dchoose Auto Write buttondclick S/N blank .