21© 3M 2011. All Rights Reserved.3M™ Digital Projector X56OperatingSelecting an aspect ratio● ASPECT button does not work when a signal is not detected.● NORMAL mode keeps the original aspect ratio setting.1. Press SEARCH button on the remote control.The projector will start to check its input ports as below inorder to find any input signals.When an input is found, the projector will stop searchingand display the image. If no signal is found, the projector willreturn to the state selected before the operation.Searching an input signal● While ON is selected for AUTO SEARCH item in OPTION menu (54), theprojector will keep checking the ports in above order repeatedly till an inputsignal is detected.● It may take several seconds to project the images from the USB TYPE B port. For a computer signal For a video signal, s-video signal or component video signal For an input signal from the LAN, USB TYPE A or USBTYPE B port, or if there is no signal4:3 (fixed)SEARCH buttonPAGE UPPAGEDOWNVIDEO MY SOURCE/DOC.CAMERASTANDBY/ONFREEZEMAGNIFYASPECT SEARCHAUTO BLANKMUTEVOLUMEKEYSTONE MY BUTTONPOSITIONESCENTERMENURESETCOMPUTER1. Press ASPECT button on the remote control.Each time you press the button, the projector switches themode for aspect ratio in turn.ASPECT buttonPAGE UPPAGEDOWNVIDEO MY SOURCE/DOC.CAMERASTANDBY/ONFREEZEMAGNIFYASPECT SEARCHAUTO BLANKMUTEVOLUMEKEYSTONE MY BUTTONPOSITIONESCENTERMENURESETCOMPUTERCOMPUTER IN1 COMPUTER IN2 LANVIDEO USB TYPE AS-VIDEO USB TYPE BCOMPONENT HDMI For an HDMI TM signal