4Note on InstallationCAUTION ON INSTALLATIONPosition the projector according to the procedures specified inthe following pages. Be sure to maintain the correct projectiondistance, direction and angle for optimum performance.Deviating from the correct installation could degrade theperformance of the projector and may cause reliabilityproblems.WARNING:Static displays that are left on for extended periods maycause CRT burns that are not covered under warranty.For screen sizes other than 100", 120", and 180" diagonal,adjust the CRT angle using the threaded holes. See pages16 and 18 for detailed procedures.CAUTION ON ALIGNMENT ADJUSTMENTThe adjustment value of the items on the right must be withinthe recommended range of the values on the right. If it is hardor impossible to adjust the items on the right within therecommended range of values, the most probable cause of thisis incorrect position of the projector. Check for correctprojection distance, direction and angle, and reposition asrecommended in this manual.within ±50%HV-100% +100%HV-100% +100%HV-100% +100%HV-100% +100%• H-BOWwithin ±50%• V-BOWwithin ±50%• V-KEYwithin ±10%Value Recommendation• TILTINSTALLATION SET-UP INSTRUCTION