todos los proyectores tienen menú oculto? Sabía de Epson y JVC....
El caso es que he encontrado esto por si te vale para el Christie
Service Adjustment Menu Operation
To enter the service modeTo enter the "Service Mode", press and hold the MENU and SELECT button for more than 3 seconds, or press andhold the MENU button on the remote control for more than 20 seconds. The service menu appears on the screenas follows.To adjust service dataSelect the adjustment group no. by pressing the MENU button (increase) or SELECT button (decrease), and selectthe adjustment item no. by pressing the pointerbutton. Refer to the "Service Adjustment Data Table" for further description of adjustment group no., item no. anddata value.To exit the service modeTo exit the service mode, press the ON/STAND-BY button.
fuente... https://www.manualslib.com/manual/68...5.html?page=36
Suerte!