Ask C420 Operation & User’s Manual

10, 8 If you prefer connecting your computer to the projector with an optional M1-D cable, connect one end of that cable to the M1 port on your computer, and connect the other end to the Computer 1 connector on the projector. You can control the projector from an LCD control panel o…

14, 12 Adjusting the image Adjust the height of the projector, if necessary, by pressing the release but- ton to extend the elevator foot. Rotate the leveling foot (located at the bottom back right corner), if neces- sary. Position the projector the desired distance from the screen at a 90 degree …

41, 39 WARNINGS: • To avoid burns, allow the projector to cool for at least 60 minutes before you replace the lamp. • Do not drop the lamp module. The glass may shatter and cause injury. • Do not touch the glass lamp screen. Fingerprints can obscure projection sharpness. • Be extremel…

40, Ask C420 38 Replacing the projection lamp The lamp hour timer in the About menu counts the number of hours the lamp has been in use. Fifty hours before the specified end of the lamp’s life, the message “Replace lamp” briefly appears on the screen at each startup and in the Interac…

32, 30 Picture menu To adjust the following six settings, highlight the setting, press Select, use the up and down arrows to adjust the values, then press select to confirm the changes. Ver tic al Key ston e : adjusts the image vertically and makes a squarer image. You can also adjust vertical k…

23, 21 Image upside down Turn off Ceiling in Settings>System menu Correct image Image reversed left to right Turn off Rear in Settings>System menu Correct image Projected colors don’t match source Adjust color, tint, color temperature, brightness, contrast in the menus Correct image A …