PowerLite®420/425W/430/435WUser's Guide
• Tall projector foot for increased positioning flexibility• Powerful 16 W speaker system with audio out port for connecting external speakers• Epson
2. Press the Menu button, select the Settings menu, and press Enter.3. Select the Pattern setting and press Enter.4. Select the User Pattern setting a
Adjusting the Menu SettingsFollow the instructions in these sections to access the projector menu system and change projectorsettings.Using the Projec
2. Press the up or down arrow buttons to move through the menus listed on the left. The settings foreach menu are displayed on the right.Note: The ava
Video input source103
To change settings for an input source, make sure the source is connected and select that source.Setting Options DescriptionColor Mode See the list of
Setting Options DescriptionAuto Iris On Adjusts the projected luminancebased on the image brightnessOffwhen certain Color Modes areselectedNote: The B
Composite video input sourceHDMI input source106
Note: You can restore the default settings of the Position, Tracking, and Sync settings by pressing theAuto button on the remote control.To change set
Setting Options DescriptionResolution Auto Sets the input signal resolution ifnot detected automatically usingNormalthe Auto optionWideCustomized (1 a
Setting Options DescriptionInput Signal Auto Specifies the signal type frominput sources connected toRGBcomputer portsComponentAuto: detects signalsau
1 Projector2 Remote control3 Remote control batteries (two AA alkaline)4 Power cord5 VGA computer cable6 Password Protected sticker7 Projector documen
Setting Options DescriptionKeystone H/V Keystone Adjusts image shape torectangular (horizontally andQuick Cornervertically)H/V Keystone: lets you manu
Setting Options DescriptionPower Consumption Normal Selects the brightness mode ofthe projector lampECONormal: sets maximum lampbrightnessECO: reduces
Setting Options DescriptionPattern Pattern Display Selects various pattern displayoptionsPattern TypePattern Display: lets you displayUser Patternthe
Setting Options DescriptionDisplay Messages Selects various display optionsDisplay Background Messages: controls whethermessages are displayed on theS
Setting Options DescriptionOperation Direct Power On Selects various operation optionsSleep Mode Direct Power On: lets you turnon the projector withou
Setting Options DescriptionLanguage Various languages available Selects the language forprojector menu and messagedisplays (not changed by Resetoption
Setting Options DescriptionNet. Info - Wireless LAN Connection mode Displays wireless network statusand detailsAntenna levelProjector NameSSIDDHCPIP A
Note: Available settings depend on the current input source. The lamp usage timer does not register anyhours until you have used the lamp for at least
Event ID Code ListParent topic: Adjusting the Menu SettingsEvent ID Code ListIf the Event ID option on the Info menu displays a code number, check thi
Event ID code Cause and solution0898 Failed to acquire DHCP. Make sure the DHCP server is operating correctly. If youare not using DHCP, turn off the
Additional ComponentsDepending on how you plan to use the projector, you may need to obtain the following additionalcomponents:• To receive an S-Video
• Password• ZoomParent topic: Adjusting the Menu Settings120
Maintaining and Transporting the ProjectorFollow the instructions in these sections to maintain your projector and transport it from place to place.Pr
• To remove stubborn smudges, moisten a soft, lint-free cloth with lens cleaner and gently wipe thelens. Do not spray any liquid directly on the lens.
2. Gently remove the dust using a small vacuum designed for computers or a very soft brush (such asa paintbrush).Note: You can remove the air filter s
2. Lift the tab on the air filter cover and open the cover.3. Pull the air filter out of the projector.Note: Air filters contain polypropylene. Dispos
4. Place the new air filter in the projector as shown.5. Close the air filter cover.Parent topic: Air Filter and Vent MaintenanceProjector Lamp Mainte
Replace the lamp as soon as possible when the following occurs:• The projected image gets darker or starts to deteriorate• A message appears when you
4. Slide the lamp cover out and lift it off.5. Loosen the screws securing the lamp to the projector. The screws do not come all the way out.127
6. Lift up the lamp handle and gently pull the lamp out of the projector.Note: The lamp(s) in this product contain mercury. Please consult your state
7. Gently insert the new lamp into the projector. If it does not fit easily, make sure it is facing the rightway. Press the handle down.Caution: Do no
Option or part Part numberActive speakers (ELPSP02) V12H467020Universal projector ceiling mount ELPMBPJFCeiling mount attachment plate (ELPPT04) V12H0
8. Push in the lamp firmly and tighten the screws to secure it.9. Replace the lamp cover and tighten the screw to secure it.Note: Be sure the lamp cov
Reset the lamp timer to zero to keep track of the new lamp’s usage.Parent topic: Projector Lamp MaintenanceResetting the Lamp TimerYou must reset the
Replacing the Remote Control BatteriesThe remote control uses two AA manganese or alkaline batteries. Replace the batteries as soon as theyrun out.Cau
4. Close the battery cover and press it down until it clicks into place.Warning: Dispose of used batteries according to local regulations. Do not expo
Solving ProblemsCheck the solutions in these sections if you have any problems using the projector.Projection Problem TipsProjector Light StatusUsing
1 Power light2 Lamp light3 Temperature lightPower light Lamp light Temperature Status and solutionlightGreen Off Off Normal operation.Flashing green O
Power light Lamp light Temperature Status and solutionlightRed Off Red Projector has overheated and turned off. Leave itturned off to cool down for fi
Using the Projector Help DisplaysYou can display information to help you solve common problems using the projector's Help system.1. Turn on the p
• Press the A/V Mute button on the remote control to see if the image was temporarily turned off.• Make sure all necessary cables are securely connect
• Turn on the connected computer or video source, and press its play button to begin your presentation,if necessary.• Check the connection from the pr
Notations Used in the DocumentationFollow the guidelines in these notations as you read your documentation:• Warnings must be followed carefully to av
• Make sure the computer's display resolution does not exceed the projector's resolution and frequencylimit. If necessary, select a differen
• Not connected to an extension cable• Check the settings on the projector's Signal menu to make sure they match the video source. Ifavailable fo
• Adjust the available settings on the Image menu for the current input source, such as Brightness,Contrast, Tint, Color Adjustment, and/or Color Satu
Solving Projector or Remote Control Operation ProblemsCheck the solutions in these sections if you have problems operating the projector or remote con
• If available, turn off one of the remote receivers in the projector's menu system, or check if all theremote receivers were turned off.• If you
Internet SupportVisit Epson's support website at www.epson.com/support (U.S.) or www.epson.ca/support (Canada) forsolutions to common problems wi
Technical SpecificationsThese sections list the technical specifications of your projector.General Projector SpecificationsProjector Lamp Specificatio
Brightness PowerLite 420/425W:Normal Power Consumption mode:White light output 2500 lumens (ISO 21118 standard)Color light output 2500 lumensECO Power
Internal sound system 16 W monauralNoise level PowerLite 420/425W:35 dB (Normal Power Consumption mode)28 dB (ECO Power Consumption mode)PowerLite 430
Lamp life PowerLite 420/425W:Normal Power Consumption mode:Up to about 5000 hoursECO Power Consumption mode:Up to about 6000 hoursPowerLite 430/435W:N
Projector Parts - Front/Top1 Remote receiver2 Foot release lever3 Front adjustable foot4 Air intake vent (air filter)5 Focus ring15
Weight PowerLite 420/425W:8.38 lb (3.8 kg)PowerLite 430/435W:8.6 lb (3.9 kg)Parent topic: Technical SpecificationsProjector Electrical SpecificationsR
Power consumption Operating:(200 to 240 V) PowerLite 420/425W:Normal Power Consumption mode: 283 WECO Power Consumption mode: 237 WPowerLite 430/435W:
Canada ICES-003 Class BCSA C22.2 No. 60950-1Parent topic: Technical SpecificationsSupported Video Display FormatsFor best results, your computer monit
Display format Refresh rate (in Hz) Resolution (in pixels)MAC16" 75 832 × 624MAC19" 75 1024 × 76859 1024 × 768MAC21" 75 1152 × 870Compo
Display format Refresh rate (in Hz) Resolution (in pixels)HDTV (720p) 50/60 1280 × 720HDTV (1080i) 50/60 1920 × 1080HDTV (1080p) 24/30/50/60 1920 × 10
Parent topic: Technical Specifications155
NoticesCheck these sections for important notices about your projector.RecyclingImportant Safety InformationImportant Safety InstructionsFCC Complianc
Important Safety InstructionsFollow these safety instructions when setting up and using the projector:• Do not look into the lens when the projector i
• Never push objects of any kind through the cabinet slots. Never spill liquid of any kind into theprojector.• If you are using two or more projectors
• Before you move the projector, make sure its power is turned off, the plug is disconnected from theoutlet, and all cables are disconnected.• Never t
6 Control panel7 Lamp cover8 Exhaust vent9 Projector status lights10 Lens coverParent topic: Projector Part LocationsProjector Parts - Rear1 HDMI port
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.• Consult the dealer or an experienced radi
Software CopyrightGNU GPLThis projector product includes the open source software programs which apply the GNU General PublicLicense Version 2 or late
Copyright ©) 1989, 1991 Free Software Foundation, Inc., 51 Franklin Street , Fifth Floor, Boston , MA02110-1301 USAEveryone is permitted to copy and d
GNU GENERAL PUBLIC LICENSE TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION ANDMODIFICATION0. This License applies to any program or other work which co
separate works. But when you distribute the same sections as part of a whole which is a work based onthe Program, the distribution of the whole must b
rights, from you under this License will not have their licenses terminated so long as such parties remainin full compliance.5. You are not required t
9. The Free Software Foundation may publish revised and/or new versions of the General PublicLicense from time to time. Such new versions will be simi
To do so, attach the following notices to the program. It is safest to attach them to the start of eachsource file to most effectively convey the excl
GNU LGPLThis projector product includes the open source software programs which apply the GNU LesserGeneral Public License Version 2 or later version
This license, the Lesser General Public License, applies to some specially designated softwarepackages--typically libraries--of the Free Software Foun
8 Power inlet9 Security lock port10 Wireless LAN unit slot11 Speaker12 Network (LAN) port13 USB TypeA port14 USB TypeB port15 Computer2 port16 Audio2
We call this license the "Lesser" General Public License because it does Less to protect the user'sfreedom than the ordinary General Pu
Activities other than copying, distribution and modification are not covered by this License; they areoutside its scope. The act of running a program
In addition, mere aggregation of another work not based on the Library with the Library (or with a workbased on the Library) on a volume of a storage
Otherwise, if the work is a derivative of the Library, you may distribute the object code for the work underthe terms of Section 6. Any executables co
It may happen that this requirement contradicts the license restrictions of other proprietary libraries thatdo not normally accompany the operating sy
It is not the purpose of this section to induce you to infringe any patents or other property right claims orto contest validity of any such claims; t
GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USEOR INABILITY TO USE THE LIBRARY (INCLUDING BUT NOT LIMITED TO LOSS OF DATA
BSD License (Berkeley Software Distribution License)This projector product includes the open source software program "University of California ,
libjpegThis projector product includes the open source software program "libjpeg" which applies the terms andconditions provided by owner of
(1) If any part of the source code for this software is distributed, then this README file must be included,with this copyright and no-warranty notice
Projector Parts - Base1 Ceiling mount fixing points (three holes)2 Wall mount plate fixing points (five holes)3 Rear feet4 Security cable installation
libpngThis projector product includes the open source software program "libpng" which applies the terms andconditions provided by owner of t
libpng versions 0.97, January 1998, through 1.0.6, March 20, 2000 , are Copyright (c) 1998, 1999 GlennRanders-Pehrson, and are distributed according t
2. Altered versions must be plainly marked as such and must not be misrepresented as being theoriginal source.3. This Copyright notice may not be remo
1. The origin of this software must not be misrepresented; you must not claim that you wrote the originalsoftware. If you use this software in a produ
otherwise, or (ii) ownership of fifty percent (50%) or more of the outstanding shares, or (iii) beneficialownership of such entity."You" (or
(including a cross-claim or counterclaim in a lawsuit) alleging that the Work or a Contributionincorporated within the Work constitutes direct or cont
any warranties or conditions of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FORA PARTICULAR PURPOSE. You are solely responsible for determini
aes-src-29-04-09This projector product includes the open source software program "aes-src-29-04-09" which applies theterms and conditions pr
The newlib subdirectory is a collection of software from several sources.Each file may have its own copyright/license that is embedded in the source f
The author of this software is David M. Gay.Copyright (c) 1991 by AT&T.Permission to use, copy, modify, and distribute this software for any purpo
Projector Parts - Control Panel1 Power button2 Source Search button (searches for connected video sources)3 Enter button (selects options)4 Displays k
So that all may benefit from your experience, please report any problems or suggestions about thissoftware to the 29K Technical Support Center at 800-
Permission to use, copy, modify, and distribute this software is freely granted, provided that the abovecopyright notice, this notice and the followin
So that all may benefit from your experience, please report any problems or suggestions about thissoftware to the SuperH Support Center via e-mail at
All rights reserved.Redistribution and use in source and binary forms, with or without modification, are permitted providedthat the following conditio
(16) FreeBSDCopyright (c) 1997-2002 FreeBSD Project.All rights reserved.Redistribution and use in source and binary forms, with or without modificatio
1. Redistributions of source code must retain the above copyright notice, this list of conditions and thefollowing disclaimer.2. Redistributions in bi
Copyright (C) 1991 DJ DelorieAll rights reserved.Redistribution and use in source and binary forms is permitted provided that the above copyright noti
THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS "AS IS'' AND ANYEXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
1. Redistributions of source code must retain the above copyright notice, this list of conditions and thefollowing disclaimer.2. Redistributions in bi
Copyright (c) 1998, M. Warner Losh <[email protected]>All rights reserved.Redistribution and use in source and binary forms, with or without modif
Projector Parts - Remote Control1 Power button20
OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISEDOF THE POSSIBILITY OF SUCH DAMAGE.(33) - Daniel Eischen (targets using l
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NOEVENT SHALL ARM LTD BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
** Redistribution and use in source and binary forms, with or without* modification, are permitted provided that the following conditions* are met:**
Parent topic: NoticesCopyright NoticeAll rights reserved. No part of this publication may be reproduced, stored in a retrieval system, ortransmitted i
2 Computer button (cycles through connected computer sources)3 Video button (cycles through connected video sources4 Numeric buttons (enter numbers)5
Setting Up the ProjectorFollow the instructions in these sections to set up your projector for use.Projector PlacementProjector ConnectionsInstalling
RearFront CeilingRear CeilingWherever you set up the projector, make sure to position it squarely in front of the center of the screen,not at an angle
Projection DistanceThe distance at which you place the projector from the screen determines the approximate size of theimage. The image size increases
4:3 Aspect Ratio Image or ScreenScreen or image Projection distance (1) Offset from lens center (2)sizeWide to Tele50 inches (127 cm) 21 to 29 inches
PowerLite 425W/435W4:3 Aspect Ratio Image or ScreenScreen or image size Projection distance (1) Offset from lens center (2)Wide to Tele50 inches (127
Screen or image size Projection distance (1) Offset from lens center (2)Wide to Tele70 inches (177.8 cm) 32 to 44 inches (82 to 112 cm) 4.9 inches (13
Screen or image size Projection distance (1) Offset from lens center (2)Wide to Tele100 inches (254 cm) 41* inches (105 cm) 6.2 inches (16 cm)116 inch
Connecting to a Computer for USB Video and AudioConnecting to a Computer for VGA VideoConnecting to a Computer for HDMI Video and AudioConnecting to a
ContentsIntroduction to Your Projector ...
Follow any on-screen instructions. You need to install this software only the first time you connectthe projector to the computer.The projector displa
2. Connect the other end to the projector's HDMI port.Parent topic: Connecting to Computer SourcesConnecting to a Computer for USB Mouse ControlI
Connecting to a Computer for SoundIf your computer presentation includes sound and you did not connect it to the projector's USB TypeB orHDMI por
2. Connect the other end to the projector's HDMI port.Parent topic: Connecting to Video SourcesConnecting to a Component-to-VGA Video SourceIf yo
Connecting to a Composite Video SourceIf your video source has a composite video port, you can connect it to the projector using an optionalRCA-style
If you are projecting video using a Computer port, connect the projector to the video source using anoptional stereo mini-jack audio cable.If you are
2. Connect the external monitor's cable to your projector's Monitor Out port.Parent topic: Projector ConnectionsConnecting to External Speak
Connecting a MicrophoneYou can connect a microphone to the projector's Mic port to provide audio support during presentations.Note: If you connec
• USB memory card readerNote: Digital cameras or camera phones must be USB-mounted devices, not TWAIN-compliant devices.You can project slide shows fr
3. Press the button again to cycle through other USB sources, if available.Parent topic: Connecting to External USB DevicesDisconnecting a USB Device
Connecting to a Video Source for Sound ... 34Connecting to an External
Installing Batteries in the Remote ControlThe remote control uses the two AA batteries that came with the projector.1. Open the battery cover as shown
3. Close the battery cover and press it down until it clicks into place.Parent topic: Setting Up the Projector41
Using the Projector on a NetworkFollow the instructions in these sections to set up your projector for use on a network.Wired Network ProjectionWirele
2. Connect the other end of the cable to the projector's LAN port.Parent topic: Wired Network ProjectionSelecting Wired Network SettingsBefore yo
4. Select Network Configuration and press Enter.5. Select the Basic menu and press Enter.6. Select the following basic options as necessary:• Projecto
7. Select the Wired LAN menu and press Enter.8. If necessary, select IP Settings and press Enter.9. Select your IP Settings as necessary:• If your net
There are two ways to connect the projector to your wireless network:• Using the optional Epson Quick Wireless Connection USB key (Windows only)• Conf
2. Remove the screw securing the wireless LAN module stopper, then remove the stopper.3. Insert the wireless LAN module into the port.47
4. Replace the wireless LAN module stopper and secure it using the screw you removed.5. Plug in and turn on the projector.Parent topic: Wireless Netwo
After a few minutes, your computer image is displayed by the projector. If it does not appear, pressthe LAN button on your projector remote control or
Turning Off the Projector ... 65Selec
5. Select the Basic menu and press Enter.6. Select the following basic options as necessary:• Projector Name lets you enter a name up to 16 alphanumer
7. Select the Wireless LAN menu and press Enter.8. Select the settings on the Wireless LAN menu as necessary for your network.9. When you finish selec
Setting Options DescriptionConnection Mode Quick Selects the type of wirelessconnection:AdvancedQuick: lets you quickly connectto one computer or use
Setting Options DescriptionIP Address Display On Selects whether to display the IPaddress on the network standbyOffscreenParent topic: Selecting Wirel
Note: Check with your network administrator for guidance on entering the correct information.1. Press the Menu button.2. Select the Network menu and p
Setting Options DescriptionWEP Encryption 128Bit For WEP security, selects thetype of encryption coding64BitFormat ASCII For WEP security, selects the
2. Select the Network menu and press Enter.3. Select Network Configuration and press Enter.4. Select the Mail menu and press Enter.5. Turn on Mail Not
Network Projector E-mail Alert MessagesParent topic: Using the Projector on a NetworkNetwork Projector E-mail Alert MessagesWhen a problem occurs with
4. Select the Others menu and press Enter.5. Enter up to two IP addresses to receive SNMP notifications, using 0 to 255 for each address field.Note: D
Note: The web setup and control features support Microsoft Internet Explorer 6.0 or later, and Safari onnetworks that do not use a proxy server for co
Password Security Types ... 92Setting a Pas
6 Page Up and Page Down button controls7 Searches for sources8 Selects the network source9 Selects the USB Display or USB device source10 Volume butto
4. Select the Others menu and press Enter.5. Set the CrestronRoomView setting to On to allow the projector to be detected.6. When you finish selecting
3. Select the input source that you want to control in the Sources List box. You can scroll throughavailable sources using the up and down arrows in t
Using Basic Projector FeaturesFollow the instructions in these sections to use your projector's basic features.Turning On the ProjectorTurning Of
1. Remove the projector's lens cover.2. Connect the power cord to the projector's power inlet.3. Plug the power cord into an electrical outl
The projector's power light turns orange. This indicates that the projector is receiving power, but isnot yet turned on (standby mode).Note: With
2. Press the power button again. (To leave it on, press any other button.)The projector beeps twice, the lamp turns off, and the power light turns ora
4. Replace the projector's lens cover.Parent topic: Using Basic Projector FeaturesSelecting the Language for the Projector MenusIf you want to vi
3. Select the Extended menu and press Enter.4. Select the Language setting and press Enter.5. Select the language you want to use and press Enter.6. P
2. To adjust the front foot, pull up on the foot release lever and lift the front of the projector.The foot extends from the projector.3. Release the
Projector Light Status ... 134Usin
Image ShapeYou can project an evenly rectangular image by placing the projector directly in front of the center of thescreen and keeping it level. If
71
6. Use the arrow buttons on the projector or the remote control to select the corner of the image youwant to adjust. Then press Enter.7. Press the arr
3. Press a keystone button on the projector's control panel to adjust the image shape.Note: The horizontal keystone adjustment buttons are labell
Resizing the Image with the Wide and Tele Buttons1. Turn on the projector and display an image.2. To enlarge the image size, press the Wide button on
Make sure that you aim the remote control at the projector's receivers within the angles listed here.1 19.7 feet (6 m)2 ± 30º3 ± 15º4 ± 10ºNote:
Using the Remote Control as a Wireless MouseYou can use the projector's remote control as a wireless mouse so you can control your computerpresen
Using the Remote Control as a Presentation PointerYou can use the projector's remote control as a pointer to help you call out important informat
3. Do one of the following:• Press the Source Search button on the projector or remote control until you see the image fromthe source you want.• Press
Projection ModesDepending on how you positioned the projector, you may need to change the projection mode so yourimages project correctly.• Front (def
Notices ...
Changing the Projection Mode Using the MenusYou can change the projection mode to flip the image over top-to-bottom and/or left-to-right using theproj
Parent topic: Using Basic Projector FeaturesChanging the Image Aspect RatioYou can change the aspect ratio of the displayed image to resize it.1. Turn
Aspect ratio setting Description16:9 Converts the aspect ratio of the image to 16:9.Full Displays images using the full width of the projection area,
Changing the Color ModeYou can change the projector's Color Mode using the remote control to optimize the image for yourviewing environment.1. Tu
Color Mode DescriptionBlackboard Best for presentations onto a green chalkboard (adjusts the colorsaccordingly)Whiteboard Best for presentations onto
4. Select the Auto Iris setting and select On.Note: You can turn Auto Iris on or off for each Color Mode that supports the feature. You cannotchange t
Supported Slideshow File TypesYou can project these types of files using the projector's Slideshow feature.Note: For best results, place your fil
2. Do the following as necessary to locate your files:• If you need to display files inside a subfolder on your device, press the arrow buttons to hig
Slideshow Display OptionsYou can select these display options when using the projector's Slideshow feature.Setting Options DescriptionDisplay Ord
Parent topic: Starting a Slide Show or Presentation89
Introduction to Your ProjectorRefer to these sections to learn more about your projector and this manual.Projector FeaturesNotations Used in the Docum
Adjusting Projector FeaturesFollow the instructions in these sections to use your projector's feature adjustments.Shutting Off the Picture and So
Stopping Video Action TemporarilyYou can temporarily stop the action in a video or computer presentation and keep the current image onthe screen. Any
• Press the E-Zoom + button repeatedly to zoom into the image area, enlarging it up to four times.• To pan around the zoomed image area, use the arrow
Setting a PasswordTo use password security, you must set a password.1. Hold down the Freeze button on the remote control until you see the Password Pr
6. Press Esc to return to the Password Protect menu.7. Make a note of the password and keep it in a safe place in case you forget it.Parent topic: Pas
You must enter the correct password to use the projector.1. Hold down the Num button on the remote control while you enter the password using the nume
• If the password is incorrect 30 times in a row, the projector remains locked. You must send theprojector to Epson for service.Parent topic: Password
6. Select Yes and press Enter. (If you want to change the selected area, select No, press Enter, andrepeat the last step.)You see the User's Logo
Locking the Projector's ButtonsYou can lock the buttons on the projector's control panel to prevent anyone from using the projector. Youcan
Installing a Security CableYou can install two types of security cables on the projector to deter theft.• Use the security slot on the back of the pro
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