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C420Meeting room easy. Install ready. User’s GuideInFocus Corporation27700B SW Parkway Avenue Wilsonville, Oregon 97070-92151-800-294-6400 •503-685-88

8If 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, a

9Displaying a computer image Remove the lens cap.Press the power switch to position “1” on the back of the projector, then press the Power button on t

10First-time projector use with Windows 98The first time you connect a computer running Windows 98 to the projector, the computer recognizes the proje

11Skip this page if you did not connect a USB mouse cableFor Windows 98:• If you connected the USB cable, the Add New Hardware Wizard appears again. D

12Adjusting the imageAdjust the height of the projector, if necessary, by pressing the release but-ton to extend the elevator foot. Rotate the levelin

13Connecting a video device Standard video connectionsPlug the audio/video (A/V) cable’s yellow connector into the video-out connector on the video de

14Displaying a video imageRemove the lens cap. Press the power switch to position “1” on the back of the projector, then press the Power button on the

15Adjust the zoom or focus rings by rotating them until the desired image size and focus are produced.If the image is not square, adjust the vertical

16Shutting down the projectorThe projector automatically blanks the screen after no active source is detected for 30 minutes. This blank screen helps

17Source TroubleshootingProblem Solution ResultNo startup screenPlug power cable in, press power switch,press power button. Remove lens cap.Correct im

18No computer image, just the words “Signal out of range” Adjust computer refresh rate in Control Panel>Display>Settings>Advanced>Adapter

19Image fuzzy or cropped Set your computer’s display resolution to the native resolution of the projector (Start>Settings>Control Panel>Displ

20Projector troubleshootingProblem Solution ResultImage not square Adjust keystone on keypad or Picture menuSquare imageImage not sharpAdjust the focu

21Image upside downTurn off Ceiling in Settings>System menuCorrect imageImage reversed left to rightTurn off Rear in Settings>System menuCorrect

22Lamp won’t turn on, LED blinking red (page 16)Make sure vents aren’t blocked; allow projector to cool for one minute Unplug projector; wait one minu

23Still having problems?If you need assistance, visit our website or call us. See the inside of the back cover for a list of all contact numbers and r

24Using the keypad buttonsMost buttons are described in detail in other sections, but here is an over-view of their functions:power–turns the projecto

25Using the remote controlThe remote uses two (2) provided AAA batteries. They are easily installed by sliding the cover off the remote’s back, aligni

26Using the audio To play sound from the projector, connect your source to the Audio In con-nector on the projector.To adjust the volume, use the butt

27Optimizing computer imagesAfter your computer is connected properly and the computer’s image is on the screen, you can optimize the image using the

This entire user’s guide is available on the enclosed CD as an Adobe Acrobat pdf file in the following languages: English, French, German, Italian, No

28Optimizing video imagesAfter the video device is connected properly and the image is on the screen, you can optimize the image using the onscreen me

29Using the menusTo open the menus, press the menu button on the keypad or remote. (The menus automatically close after 60 seconds if no buttons are p

30Picture menuTo adjust the following six settings, highlight the setting, press Select, use the up and down arrows to adjust the values, then press s

31Presets: The provided Presets optimize the projector for displaying com-puter presentations, photographs, film images, and video images. (Film input

32Advanced settingsSharpness: (video sources only) changes the clarity of the edges of a video image. Select a sharpness setting.Color Space: This opt

33Settings menuAudio: allows adjustments to the volume, bass, treble and balance. Also allows you to turn on and off Loudness (which boosts the higher

34Screen Save: automatically blanks the screen after no signals are detected for five minutes. The image returns when an active source is detected or

35Effect Key: allows you to assign a different function to the Effect button on the remote to quickly and easily use the effect. Only one effect can b

36Network: The projector has an RJ45 Ethernet connector that supports net-work connections and TCP/IP protocols. This will allow for the control and m

37MaintenanceCleaning the lens1 Apply a non-abrasive camera lens cleaner to a soft, dry cloth.Avoid using an excessive amount of cleaner, and don’t ap

2Declaration of ConformityManufacturer: InFocus Corporation, 27700B SW Parkway Ave. Wilsonville, Oregon 97070 USAEuropean Office: Strawinskylaan 585,

38Replacing the projection lampThe lamp hour timer in the About menu counts the number of hours the lamp has been in use. Fifty hours before the speci

39WARNINGS: • 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

40Cleaning the dust filter1 Turn off the projector and unplug the power cable. 2 Wait 60 minutes to allow the projector to cool thoroughly.WARNING: To

41AppendixAccessoriesNOTE: Use only approved accessories.Standard Accessories(ship with the projector)Part NumberShipping Box (with packaging) 111-003

42Red LED behavior and projector errorsIf the projector is not functioning properly and the red LED is blinking, con-sult Ta b l e 2 to determine a

43NOTE: Visit our website for an interactive image size calculator.Table 5: Image sizes for short throw lens (fixed focus)Distance to screen (feet/m)

44Numerics1024x768 resolution 5AAbout 35Aspect Ratio 35audio 26Audio In connector 7, 13audio volume 15Auto Image 35Auto Power 33BBlank 35blinking gree

45Iimagedisplay computer 9display video 14image does not fit screen 20image not centered 23image not sharp 20image not square 20image reversed 21image

46RRear 33remote control 25not working 19replacing the lamp 38RS-232cable 8connecting 6Sscreen trigger 6security lock 40Serial connection 8serial conn

47Limited WarrantyInFocus Corporation (“InFocus”) warrants that the Projector (“Product”) purchasedfrom InFocus, an InFocus distributor, or an InFocus

3Table of ContentsIntroduction 5Connecting a computer 7Required computer connections 7Displaying a computer image 9First-time projector use with Wi

48Limited Warranty PeriodThe Limited Warranty period commences on the date of purchase by the end-usercustomer for both the 2 year Product Warranty an

Safety Cer tifications UL, CUL, TÜV, GOST, CCCIF YOU NEED ASSISTANCE…call your ASK partner or InFocus Corporation Customer Service directly at (+31) 2

C420Meeting room easy. Install ready. User’s GuideInFocus Corporation27700B SW Parkway Avenue Wilsonville, Oregon 97070-92151-800-294-6400 •503-685-88

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5IntroductionYour new digital projector provides three computer and three video inputs and has XGA 1024x768 resolution. Optional user-changeable short

6Connector PanelThe projector provides three computer and three video connectors: • one M1-D (HD, DVI, and computer)• two VESA (HD, HD component, and

7Connecting a computerRequired computer connectionsConnect one end of the computer cable to the Computer 2 connector on the projector. Connect the oth