Acer AL2223WD AL2223WD Service Guide - Page 28

R,G,B GAIN: Adjust current RGB Driver value. SPREAD : Adjust chip set internal frequency spread effect for EMI testing . Factory 2 Adjustment: This page only visible in factory mode AUTO BURN Use the chip set internal pattern for hot running monitor panel and inverter. AUTO COLOR Perform Auto Balance measurement . COLOR UPDATE Force presently R,G,B offset and gain parameters update to currently temperature memory address. FACTORY RESET Recall to factory setting and power off immediately. Display F/W version and panel vender and DDC serial no. LED Definition The system equips one dual color (blue/amber) led to indict system status and defined LED Color Blue System Status System in normal operation mode Amber System in power-saving mode Dark System in power-off mode - 28 -