Instruction/ maintenance manual of the product EP7155 Optoma
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Table of Contents 1 Table of Contents Table of Contents ................................................................................................................. 1 Usage Notice ..................................................................
Table of Contents 2 Image Problems ............................................................................................................................... ........................ 48 Lamp Problems ..............................................
Usage Notice 3 Usage Notice Congratulations and thank you for choosing an Optoma DLP projector. Important: It is strongly recommended that you read this secti on carefully before using the projector. These safety and usage instructions will ens ure that you enjoy many years of safe use of the projector.
Usage Notice 4 Environmental Considerations A. Temperatures: Operating: 5 ~ 40 °C Non-operation: -10°C ~ 60°C B. Humidity: Operating: 5% to 85% Non-Operation: 5% to 95% Power Safety Only use the supplied power cord. Do not place anything on the power cord.
Usage Notice 5 Main Features • Lightweight unit, easy to pack away and transport • Comp atible with all major video standards including NTSC, P AL, and SECAM • A high brightness rating allows for present ations in daylight or in lit rooms • Supports resolutions up to UXGA (for XGA model)/WXGA+ (for WXGA model) at 16.
Introduction 6 Introduction Packing Checklist Carefully unpack the projector and check that the following items are included: DLP PROJECTOR R EMOTE CONTROL ( WITH TWO AAA BATTERIES ) P OWER CORD USB C.
Introduction 7 Views of Projector Front-right View I TEM L ABE L D ESCRIPTION S EE PA GE : 1. Ventilation opening To keep the projector lamp cool 2. Height-adjuster button Push to release height adjustor 3. Height-adjuster Adjusts level of projector 20 4.
Introduction 8 Top view—On-screen Display (OSD) buttons and LEDs I TEM L ABE L D ESCRIPTION S EE PA GE : 1. Power Turns the projector On or Off 16 2. ◄ /Source (Left arrow) Select the input device Navigates and changes settings in the OSD Green Unit is powered on and working correctly Flashing Green Unit is on stand-by/cooling down 3.
Introduction 9 Rear view I TEM L ABE L D ESCRIPTION S EE PA GE : 1. AC IN (Power) Connect the supplied power cord 16 2. (USB) Connect the USB cable from a computer 3. AUDIO Connect the audio cable from an audio input device. 4. S-VIDEO Connect the composite or S-video cable from a video device 5.
Introduction 10 Bottom view I TEM L ABE L D ESCRIPTION S EE PA GE : 1. Projection lamp cover screws Remove when changing the lamp 41 2. Height adjuster button Push to release height adjuster 3. Height adjuster Adjuster drops down when adjuster button is pushed 20 4.
Introduction 11 Remote Control Important: 1. Avoid using the projector with bright fluorescent lighting tu rned on. Certain high-frequency fluo- rescent lights can disrupt remote control operation. 2. Be sure nothing obstructs the path between the remote control and the projector.
Introduction 12 5. Right Right arrow when connected through USB to a PC 6. Down Down arrow when connected through USB to a PC 7. R (Right) R key for emulation of USB mouse right click via USB 8. ▲ /Page+ (Up arrow) Page Up key when connected through USB to a PC Navigates and changes settings in the OSD 9.
Introduction 13 Note: The remote control can only interface with a co mputer when connected to the computer through a USB cable connection. The computer cable connects a computer to the projector for display pur- poses only. Remote Control Operating Range The remote control uses infrared transmission to control the projector.
Introduction 14 Inserting the Remote Control Batteries 1. Remove the battery compartment cover by sliding the cover in the direc- tion of the arrow. 2. Insert the supplied batteries taking note of the polarit y (+/-) as shown here. 3. Replace the cover.
Setup and Operation 15 Setup and Operation Connecting Input Devices A PC or notebook computer as we ll as video devices can be connected to the proj ector at the same time. Video devices include DVD, VCD, and VHS play ers, as well as movie camcorders and digital still cameras.
Setup and Operation 16 Starting and Shutting down the Projector 1. Connect the power cord to the projector. 2. Turn On the connected devices. 3. Ensure the Power LED is steady (flashing) and then press the Power button to turn On the projector. The projector splash screen displays and connected devices are detected.
Setup and Operation 17 Setting an Access Password (Security Lock) You can use the arrow buttons to set a passwor d and prevent unauthorized us e of the projector. When enabled, the password must be entered after y ou power on the projecto r. (See Navigating the OSD on page 22 and Setting the OSD Language on page 23 for help on using OSD menus.
Setup and Operation 18 3. Press ▲▼ to select Security . 4. Press ▲▼ to select Security Setting and then press ◄► to select En- able/Disable . 5. When the security setting is Enabled , you are prompted to enter a password soon after the projector is powered on.
Setup and Operation 19 6. To change a password, enter the previ- ous password when prompted. 7. Use the following keys <1>, <2>, <3>, <4>, <5>, <6>, <7>, <8>, <9> to define a new password.
Setup and Operation 20 Adjusting the Projector Level Take note of the following w hen setting up the projector: • The projector table or st and should be level and sturdy . • Position the projector so that it is perpendicular to the screen. • Ensure the cables are in a safe location.
Setup and Operation 21 Adjusting the Zoom, Focus and Keystone 4. Use the Image-zoom control (on the projector only) to resize the pro- jected image and screen size B . 5. Use the Image-focus control (on the projector only) to sharpen the pro- jected image A .
Setup and Operation 22 OSD Menu Controls The projector has an OSD that lets you make image adjustments and change the settings. Navigating the OSD You can use the remote control a rrow buttons or the buttons on the top of the projector to navigate and make changes to the OSD.
Setup and Operation 23 Setting the OSD Language You may want to reference the OSD on your projec tor while reading this section. Set the OSD lan- guage to your preference before conti nuing. (The default l anguage is English.) 1. Press the Menu button.
Setup and Operation 24 3. Select the language from the Language menu. Press until your language is displayed. 4. Press Enter to select your language and then click Exit .
Menu Setting 25 Menu Setting OSD Menu Overview Use the following illustration to quickly find a setting or determine the range for a setting..
Menu Setting 26 OSD Sub-Menu Overview Use the following illustration to quickly find a setting or determine the range for a setting..
Menu Setting 27 Image Menu Press the Menu button to open the OSD menu. Press to move to the IMAGE menu. Press to move up and down in the IMAGE menu. Press to change values for settings, and then press Enter to confirm the new setting. I TEM D ESCRIPTION D EFAULT Display Mode There are many factory pr esets optimized for various types of image.
Menu Setting 28 Color Setting Press the Menu button to open the OSD menu. Press to move to the IMAGE menu. Press to move up and down in the Color Setting sub menu.
Menu Setting 29 Advanced Press the Menu button to open the OSD menu. Press to move to the IMAGE menu. Press to move up and down in the Advanced sub menu. Press to change values for settings, and then press Enter to confirm the new setting. I TEM D ESCRIPTION D EFAULT Brilliant Color Press to adjust the Brilliant Color gamut color range.
Menu Setting 30 Input Source Press the Menu button to open the OSD menu. Press to move to the IMAGE menu. Press to move up and down in the Advanced sub menu and select Input Source . I TEM D ESCRIPTION D EFA ULT Input Source Press Enter to enable or disable the selection.
Menu Setting 31 Display Menu Press Menu to open the OSD menu. Press to move to the DISPLAY menu. Press to move up and down in the DISPLAY menu. Press to change values for settings, and then press Enter to confirm the new setting. I TEM D ESCRIPTION D EFAULT Format Press to adjust the video aspect ratio.
Menu Setting 32 WXGA Source 480i/p 576i/p 1080i/p 720p PC 4x3 Scale to 1024x768 16x9-1 Scale to 1280x720 16x 9-II Scale to 1280x768 Native Depends on the resolution of the display. XGA Source 480i/p 576i/p 1080i/p 720p PC 4x3 Scale to 1024x768 16x9-1 Scale to 1024x576 16x 9-II Scale to meet 1.
Menu Setting 33 Signal Press Menu to open the OSD menu. Press to move to the DISPLAY menu. Press to move up and down and select Signal . Press to change values for settings, and then press Enter to confirm the new setting. I TEM D ESCRIPTION D EFAULT Frequency Press to adjust the A/D sampling clock.
Menu Setting 34 Setup Menu Press the Menu button to open the OSD menu. Press to move to the SETUP menu. Press to move up and down in the SETUP menu. Press to change values for settings, and then press Enter to confirm the new setting. I TEM D ESCRIPTION D EFAULT Language Press Enter to open the language menu.
Menu Setting 35 Language Press the Menu button to open the OSD menu. Press to move to the SETUP menu. Press to move up and down and select Language . Press to change values for settings, and then press Enter to confirm the new setting.
Menu Setting 36 Advanced Press the Menu button to open the OSD menu. Press to move to the SETUP menu. Press to move up and down and select Advanced . Press to change values for settings, and then press Enter to confirm the new setting. I TEM D ESCRIPTION D EFAULT Logo Press to select the desired startup screen.
Menu Setting 37 Security Timer Press the Menu button to open the OSD menu. Press to move to the SETUP menu. Press to move up and down and select Security . Press to move up and down and select Security Timer . Press Enter to open the Security Timer submenu.
Menu Setting 38 Options Menu Press Menu to open the OSD menu. Press to move to the OPTIONS menu. Press to move up and down in the OPTIONS menu. Press to change values for settings, and then press Enter to confirm the new setting. I TEM D ESCRIPTION D EFAULT Source Lock Press to enable or disable the automatic search of all the input sources.
Menu Setting 39 Advanced Press Menu to open the OSD menu. Press to move to the OPTIONS menu. Press to move up and down in the OPTIONS menu. Select Advanced and press Enter to open the sub menu. Press to change values for settings, and then press Enter to confirm the new setting.
Menu Setting 40 Lamp Setting Press Menu to open the OSD menu. Press to move to the OPTIONS menu. Press to move up and down in the OPTIONS menu. Select Lamp Setting in the OPTIONS menu. Press to change values for settings, and then press Enter to confirm the new setting.
Appendices 41 Appendices Replacing the Projection Lamp The projection lamp should be repl aced when it burns out. It should onl y be replaced with a certified replacement part, which you can order from your local dealer.
Appendices 42 2. Remove the two screws from the lamp module (A). 3. Lift the module handle up ( B )..
Appendices 43 4. Pull firmly on the module handle to re- move the lamp module. 5. Reverse steps 1 to 5 to replace the new lamp module..
Appendices 44 Resetting the Lamp After replacing the lamp, you should reset the lamp hour counter to zero. Refer to the following: 1. Press the Menu button to open the Image menu. 2. Press to navigate to the OPTIONS menu. 3. Press to navigate to Lamp Setting and then press Enter .
Appendices 45 Cleaning the Projector Cleaning the projector to remove dust and gr ime will help ensure trouble-free operation. Warning: 1. Be sure to turn off and unplug the projector at least an hour before cleaning. Failure to do so could result in a severe burn.
Appendices 46 Common problems and solutions These guidelines provide tips to deal with problems you may encounter while using the projector. If the problem remains unsolved, cont act your dealer for assistance. Often after time spent troubleshooti ng, the problem is traced to some thing as simple as a loose con- nection.
Appendices 47 LED Error Messages E RROR CODE MESSA GE P OWER LED/ FLASHES L AM P LED/ FLASHES Thermal break status error 4 0 Fan1 error (Power Fan) 6 1 Fan2 error (Lamp Fan) 6 2 Fan3 error (Blower Fan.
Appendices 48 Image Problems Problem: No image appears on the screen 1. Verify the settings on your notebook or desktop PC. 2. Turn off all equipment and power on again in the correct order. Problem: The image is blurred 1. Adjust the Focus on the projector.
Appendices 49 Remote Control Problems Problem: The projector does not respond to the remote control 1. Direct the remote control towards remote sensor on the projector. 2. Ensure the path between remote and sensor is not obstructed. 3. Turn off any fluorescent lights in the room.
Appendices 50 Having the Projector Serviced If you are unable to solve the problem, you should hav e the projector serviced. Pack the projector in the original carton. Include a description of the pr oblem and a checklist of the steps you took when trying to fix the problem--the information may be useful to service personnel.
Appendices 51 Scandinavia Grev Wedels Plass 2, 3015 Drammen Norway Tel: +47 32 26 89 90 Fax: +47 32 83 78 98 Service: info@optoma.no Deutschland Werftstrasse 25, D40549 Düsseldorf Germany Tel: +49 (0) 211 506 6670 Fax: +49 (0) 211 506 66799 Service: info@optoma.
Specifications 52 Specifications Projection Distance V. S. Projection Size Max. Screen Size (Wide) Max. Screen Size (Tele) Diagonal Width A Diagonal Width B Projection Distance L XGA WXGA Height C XGA WXGA Projection Distance L XGA WXGA Height D XGA WXGA 1.
Specifications 53 Timing Mode Table The projector can display several resolutions. The following table outlines the resolutions that can be displayed by the projector. XGA WXGA S IGNAL R ESOLUTION F REQUENCY (KH Z ) R EFRESH R ATE (H Z ) V IDEO D IGITAL A NALOG V IDEO D IGITAL A NALOG NTSC -- 15.
Specifications 54 XGA WXGA S IGNAL R ESOLUTION F REQUENCY (KH Z ) R EFRESH R ATE (H Z ) V IDEO D IGIT AL A NALOG V IDEO D IGITA L A NA LOG 800x600 -- 60 -- Ο Ο -- Ο Ο 800x600 -- 72 -- Ο Ο -- Ο .
Specifications 55 XGA WXGA S IGNAL R ESOLUTION F REQUENCY (KH Z ) R EFRESH R ATE (H Z ) V IDEO D IGITAL A NALOG V IDEO D IGITAL A NALOG 800x600 -- 56 -- -- -- -- -- -- 800x600 -- 60 -- -- Ο -- -- Ο .
Specifications 56 XGA WXGA S IGNAL R ESOLUTION F REQUENCY (KH Z ) R EFRESH R ATE (H Z ) V IDEO D IGITAL A NALOG V IDEO D IGITAL A NALOG 1920 x 1080 33.8 30.0 Ο -- -- Ο -- -- 1920 x 1080 28.1 25.0 Ο -- -- Ο -- -- HDTV 1280 x 720 45.0 60.0 Ο -- -- Ο -- -- 720 x 576 31.
Specifications 57 Projector Dimensions 220 mm (8.6 inches) 178 mm (7 inches) 71 mm (2.7 inches).
Regulatory Compliance 58 Regulatory Compliance FCC Warning This equipment has been tested and found to comply wi th the limits for a Class B digital device pur- suant to Part 15 of the FCC Rules. These lim its are designed to prov ide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
Copyright This publication, including all photographs, illustrations and software, is protecte d under international copy - right laws, with all rights reserved. Neither this ma n ual, nor any of the material contained herein, may be reproduced without written consent of the author.
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