Using Your Projector 61A UTO S OURCE—Select Off (the default) to lock the current input signal. Ifyou press the Source button when the Auto Source mode is set to Off, youcan manually select the input signal. Select On to auto detect the availableinput signals. If you press the Source button when the projector is on, itautomatically finds the next available input signal.A UTO K EYSTONE—Select On to automatically adjust image distortion causedby tilting the projector.P ROJECTOR M ODE —Allows you to select the projector mode, depending uponhow the projector is mounted.•Rear Projection-Desktop — The projector reverses the image so that youcan project from behind a translucent screen.•Rear Projection-Wall Mount — The projector reverses and turns theimage upside down. You can project from behind a translucent screen witha wall-mounted projection.•Front Projection-Desktop — This is the default option.•Front Projection-Wall Mount — The projector turns the image upsidedown for wall-mounted projection.S PEAKER —Select On to enable the speaker. Select Off to the disablespeaker.C LOSED CAPTION—Select On to enable close caption and activate the closedcaption menu. Select appropriate closed caption options: CC1, CC2, CC3,and CC4.NOTE:1. Closed caption option is available for NTSC only.2. Closed captioning can only be enabled via S-Video and CompositeVideo inputs.S TARTUP S CREEN—Default is Dell logo as wallpaper. You can also selectCapture Screen option to capture the screen display. The followingmessage appears on the screen.NOTE: To capture a full image, ensure that the input signal connectedto the projector is at 1024 x 768 resolution.TEST PATTERN—Test Pattern is used to test focus and resolution.You can enable or disable the Test Pattern by selecting Off, 1, or 2. You canalso invoke the Test Pattern 1 by pressing and holding down and