Acer AL2023 AL2023W Service Guide - Page 29
How To Optimize The Dos-mode
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LED Definition The system equips one dual color (green/amber) led to indict system status and defined as bellows : LED Color Green Amber System Status System in normal operation mode System in power-saving mode Dark System in power-off mode LOGO : When the monitor is power on, the LOGO will be showed in the center, and disappear slowly. HOW TO OPTIMIZE THE DOS-MODE Plug and play Plug & play DDC2B feature This monitor is equipped with VESA DDC2B capabilities according to the VESA DDC STANDARD. It allows the monitor to inform the host system of its identity and, depending on the level of DDC used, communicate additional information about its display capabilities. The communication channel is defined in two levels, DDC2B. The DDC2B is a bi-directional data channel based on the I2C protocol. The host can request EDID information over the DDC2B channel. - 29 -