If the screen of your Ultra device is rebooting or displaying a blank screen, it may be due to low power, no power, low signal, or a faulty Ultra device. Blank Screen Solutions: If the screen appears blank, as shown in the image below, please follow ...
Please find attached the Quick Guide for the G-Speak Ultra, which includes the following sections: Introduction Specifications Product identification Device layout and wired connections LCD interface Configurations Wiring Diagrams Warranty ...