He plugged the USB into the port on the back of the UC40. The projector made a "ding" sound. Elias grabbed the remote and navigated to the settings menu. It lagged, jumping two spots past the icon he wanted, but he eventually landed on
"Do not unplug power," the screen warned in stark white text. unic uc40 projector software update download new
This often happens with regional variants. Use the USB manual method after confirming the file is for your exact model (UC40, not UC40 Pro or UC45). He plugged the USB into the port on the back of the UC40
Revitalize Your Viewing: UNIC UC40 Projector Software Update Guide unic uc40 projector software update download new
, which corrected an issue where the internal power supply remained active and noisy after shutdown. Manufacturer Site: