BenQ GL2450HM 61 cm (24 inch) LED monitor (VGA, DVI-D, HDMI, 2ms response time) black (accessories)
This notice applies to all potentially BenQ HDMI monitors, but certainly for the GL2450HM. Anyone who wants to connect the monitor via HDMI, it first needs to connect to the computer via D-SUB / VGA. Only then (!) Opens the Monitor's menu and adjust