Optoma EP731 User manual

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Table of Contents
Usage Notice
Precautions ........................................................................................................ 2
Introduction
Product Features ............................................................................................... 4
Package Overview .............................................................................................. 5
Product Overview ................................................................................................ 6
Main Unit ....................................................................................................... 6
Panel Control ................................................................................................. 8
Connection Ports .......................................................................................... 9
Remote Control with Mouse Function ......................................................... 10
Installation
Connecting the Projector ...................................................................................11
Powering On/Off the Projector.......................................................................... 12
Powering On the Projector .......................................................................... 12
Powering Off the Projector .......................................................................... 13
Adjusting the Projected Image ......................................................................... 14
Adjusting the Projector Height .................................................................... 14
Adjusting the Projector Focus .................................................................... 15
User Controls
Panel Control & Remote Control ...................................................................... 16
On Screen Display Menus................................................................................ 19
How to Operate ........................................................................................... 19
Image-I (Computer Mode) ........................................................................... 20
Image-II (Computer Mode) .......................................................................... 21
Image-I (Video Mode) .................................................................................. 22
Image-II (Video Mode) ................................................................................. 23
Language ..................................................................................................... 24
Appendices
Troubleshooting ................................................................................................ 26
Changing the Lamp ........................................................................................... 29
Specifications................................................................................................... 31
Compatibility Modes......................................................................................... 32

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Usage Notice
Precautions
Follow all warnings, precautions and maintenance as recommended in this
user guide to maximize the life of your unit.
Warning- Do not look into the lens. The bright light may hurt your eyes.
Warning- To reduce the risk of fire or electric shock, do not expose this product
to rain or moisture.
Warning- Please do not open or disassemble the product as this may cause
electric shock.
Warning- When changing the lamp, please allow unit to cool down, and follow
all changing instructions.
Warning- This product will detect the life of the lamp itself. Please be sure to
change the lamp when it shows warning messages.
Warning- After changing a new lamp please reset the lamp life from OSD menu.
Warning- Before switching off the product, please keep the cooling fan running
for a few minutes.
Warning- When connecting the projector to the computer, please turn off the
projector first.
Warning- When the lamp reaches the end of its life, it will burn out and may
make a loud popping sound. If this happens, the projector will not
turn back on until the lamp module has been replaced. To replace the
lamp, follow the procedures listed under “Changing the Lamp.”

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Usage Notice
Do:
Turn off the product before cleaning.
Use a soft cloth moistened with mild detergent to clean the display housing.
Disconnect the plug from power outlet if the product is not being used for a long
period of time.
Do not:
Block the slots and openings on the unit provided for ventilation.
Use abrasive cleaners, waxes or solvents to clean the unit.
Operate under the following conditions:
- Extremely hot, cold or humid environment.
- In areas susceptible to excessive dust and dirt.
- Near any appliance generating a strong magnetic field.
- Place in direct sunlight.

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Introduction
Product Features
This product is an SVGA single chip 0.55" DLPTM projector. Its outstanding
features include:
True SVGA, 800 x 600 addressable pixels
2 kgs (4.5 lbs) compact design
Single chip DLP™ technology
Independent white-balance adjustment, for natural picture quality
Digital zoom features
PureProgressive™ processing technology for artifact-free film materials
Full HDTV compatibility (480i/P, 1080i, 720P)
NTSC/NTSC4.43/PAL/PAL-M/PAL-N/SECAM and HDTV compatible
Fully functioning remote with optional mouse control
User-friendly multilingual on screen display menu
Advanced electronic keystone correction and high quality full digital functionality
User-friendly control panel
Luxurious carrying bag included
When set to the smallest ratio, the projector can support up to SXGA and can fully
support VGA and SVGA
150 watt user replaceable lamp
Compatible with Apple Macintosh

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Introduction
Package Overview
This projector comes with all the items shown below. Check to make sure your
unit is complete. Contact your dealer immediately if anything is missing.
Projector with lens cap VGA Cable Power Cord
Battery x 2 Remote Control with User’s Guide
Mouse Function
Carrying Case Quick Start Card Warranty Card

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Introduction
Product Overview
Main Unit
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1. Panel Control
2. Focus Ring
3. Lens
4. Elevator Button
5. Remote Control Receiver
6. Power Connector
7. Elevator Foot
8. Connection Ports
Introduction
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Introduction
Panel Control
1. Power Indicator Light
2. Power / Standby
3. Re-sync
4. Menu On / Off ; Enter
5. Four Directional Select Keys
6. Source
7. Temperature Warning LED
8. Lamp Warning LED
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Introduction
Connection Ports
1. Connector for computer / component signal input
2. Connector for external monitor signal output
3. Kensington™ Lock
4. Composite Video Input Connector
5. S-Video Input Connector
6. USB Mouse connector port
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Introduction
Remote Control with Mouse Function
1. Power / Standby 7. LED
2. Page Up 8. Optimum Setting
3. Four Directional Selector 9. Page Down
4. Source 10.Menu
5. Re-sync 11.Freeze
6. Keystone Correction 12.Hide
13.Zoom In / Zoom Out
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Installation
Connecting the Projector
1. VGA Cable
2. Power Cord
3. S-Video Cable
4. Composite Video Cable (optional)
5 USB Cable (to connect the USB mouse to a PC; optional)
6. HDTV/Component Video Cable (optional)
 To ensure the projector works well with your computer, please configure
the display mode of your graphics card to make it less than or equal to
SVGA (800 x 600) resolution. Also ensure the refresh rate of the graphics
card is compatible with the projector. Refer to the “Compatibility Modes”
section on page 32 for more information.
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Installation
Powering On/Off the Projector
Powering On the Projector
1. Remove the lens cap.X
2. Ensure that the power cord and signal cable are securely connected.
3. Turn on the lamp by pressing “Power/Standby” button on the control panel.Y
The startup screen will be displayed for 20 seconds and the Power/Standby indicator
will light solid green.
4. Turn on the source (computer, notebook, or video player, etc.) The projector will
detect your source automatically.
 If the projector displays “No Signal,” please make sure the signal cables
are securely connected.
 If connecting multiple sources at the same time, use the “Source” button on
the remote control or projector control panel to select the desired input.
Press the “Source” button repeatedly until the desired input is displayed.
 Turn on the projector first and then the computer.
2Power/Standby
1
Lens Cap

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Installation
Powering Off the Projector
1. Press the “Power/Standby” button to turn off the projector lamp. The projector will
display the message “Power off the lamp?”
2. Press the “Power/Standby” button again to confirm. Otherwise the message will
disappear after 5 seconds.
3. “Power/Standby” indicator will turn green for approximatly 90 seconds. When the
green light begins flashing, the projector has entered standby mode.
If you wish to turn the projector back on, you must wait until the projector has
completed the 90 seconds cooling cycle and has entered standby mode. Once in
standby mode, simply press the “Power/Standby” button to restart the projector.
4. Disconnect the power cord from the electrical outlet and the projector.
5. Do not turn on the projector immediately following a power off procedure.
 If the “TEMP” indicator begins flashing the projector will display “Fan
Fail” warning. After a short period the “Power/Standby” indicator will
flash green for about 90 seconds and the projector will automatically shut
itself down. If this occurs please contact your local reseller or service center.
 If the “TEMP” indicator turns red it indicates the projector has overheated.
The projector will display “Over Temperature. After a short period the
“Power/Standby” indicator will turn green and the projector will
automatically shut itself down. If this occurs please contact your local
reseller or service center.
 If the “LAMP” indicator turns red and the “Power/Standby” indicator
turns amber, the projector will automatically shut itself down. If this occurs
please contact your local reseller or service center.

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Installation
Adjusting the Projected Image
Adjusting the Projector Height
The projector is equipped with an elevator foot for adjusting the projector
height.
To raise the projector:
1. Press the elevator button X.
2. Raise the projector to the desired display angle Y, then release the button to lock
the elevator foot into position.
3. Use Zto fine-tune tilt adjustment.
To lower the projector:
1. Press the elevator button X.
2. Lower the projector then release the button Yto lock the elevator foot into position.
3. Use Zto fine-tune tilt-adjustment.
1Elevator Button
2Elevator Foot
3Elevator fine-tune adjustment

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Installation
Adjusting the Projector Focus
To adjust the focus, simply rotate the focus ring until the image is clear. The projector
will focus at distances from 4.0 feet to 39.4 feet (1.2m to 12m)
Screen 29.4” 81.6” 133.8” 185.3” 237.5” 289.7”
(Diagonal)
Screen 23.5 x 17.7” 65.3 x 48.9” 107.1 x 80.3” 148.2 x 111.2” 190.0 x 142.5” 231.8 x 173.8”
Size (WxH)
Distance 4.0’ 11.1’ 18.2’ 25.2’ 32.3’ 39.4’
This graph is for reference only.

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User Controls
Panel Control & Remote Control
There are two options for controlling the projector: Remote Control and Panel
Control.
Remote Control
Power / Standby
Refer to the “Power On/Off the Projector” section on page 12-13.
Optimum Setting
XPress “Optimum” to select Conference Mode or Cinema Mode.
Source
XPress “Source” to cycle between VGA, S-Video, Composite, and Component
sources.
Panel Control Remote Control

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User Controls
Four Directional Selector
XThese keys are used to control the direction STWX operation on the OSD display.
Page Up (Computer Mode only)
XUse this button to page up. This function is only available when the projector is
connected to a computer via an USB cable.
Page Down (Computer Mode only)
XUse this button to page down. This function is only available when the projector is
connected to a computer via a USB cable.
Menu
XPress “Menu” to open the OSD menu and press WX key to select menu items. To
exit the OSD, press the “Menu” button again. The projector will automatically
save any change you made.
Freeze
XPress the “Freeze” button to pause the screen image.
Keystone + / -
XAdjusts image distortion caused by tilting the projector. (± 16 degrees)
Zoom In
XPress “Zoom In” to magnify an image by a factor of 8 times on the projection
screen.
Zoom Out
XPress the “Zoom Out” button to zoom out of the image. The smallest setting
available is 1/2-size.
Re-sync
XWhen the “Re-sync” button is pressed, the projector will automatically synchronize
with the source signal.
Hide
XPressing the “Hide” button, will turn the entire screen black, a useful function for
speakers who require a short pause in order to change their presentation materials.

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User Controls
Use the Panel Control
Power/Standby
XRefer to the ‘Power On/Off the Projector” section on page 12-13.
Source
XPress “Source” to cycle through VGA, S-Video, Composite and Component
sources.
Re-Sync
XAutomatically synchronizes the projector to the input source.
Four Directional Select Keys
XUse STWX to select items or make adjustments for your selection.
Enter
XConfirm your selection of items.
XPress “Menu” to open the OSD menu and press WX key to select menu items. To
exit the OSD, press the “Menu” button again. The projector will automatically
save any change you made.

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User Controls
OSD Menus
How to Operate
XThe projector has a multilingual OSD that allow you to make image adjustments
and change a variety of settings. With a computer source, the OSD displayed is
the “Computer OSD”. With a video source, the OSD display is the “Video OSD”
The projector will automatically detect the source.
XTo open the OSD menu, press the “Menu” button on the remote control or panel
control.
XWhen the OSD is displayed, press WX key to select main items.
E.g.: Image-ItImage-IItLanguagetManagementtImage-I…
While making selection on a particular page, press key to go into the sub
menu.
XPress STkey to select the required item and adjust the settings by WX key.
When a specified item is selected, the color of the item will change from yellowish
brown to blue.
E.g.: BrightnesstContrasttColor Temp.tZoomtKeystonet
White segmenttBrightness...
XWhen using the WX keys to adjust parameters or select required sub menu
functions, confirm selections/modifications by pressing the “Enter” button. Pressing
the “Enter” button to confirm a selection/modification will revert the OSD back to
the main menu. Only the WX keys are enabled now.
XTo exit the OSD, press the button again.

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User Controls
Computer Mode
Image-I
Brightness
Adjusting the brightness of the image.
XPress the Wto darken image.
XPress the Xto lighten the image.
Contrast
The contrast controls the degree of difference between the lightest and darkest parts of
the picture. Adjusting the contrast changes the amount of black and white in the image.
XPress the Wto decrease the contrast.
XPress the Xto increase the contrast.
Color Temperature
Adjust the color temperature. The range is from “0”to “4”, the factory default is “2”.
With the higher temperature, the screen looks colder; with the lower temperature, the
screen looks warmer.
Zoom
XPress Wto Magnify an image up to a factor of eight times on the projection screen.
XPress Xto Diminish the zoom in image. Lowest available setting is 1/2-size.
Keystone (Keystone Correction)
Adjust image distortion caused by tilting projection. (±16 degrees)
White Segment
Use the white segment control to set the white peaking level of the DMD chip.”0”
stands for minimal peaking, and “10” stands for maximum peaking. If you prefer a
stronger image, adjust toward the minimum setting. For a smooth and more natural
image, adjust toward the minimum setting.