Optoma EP773 User manual

1English
Table of Contents
Table of Contents ......................................................................................... 1
Usage Notice................................................................................................ 2
Precautions...........................................................................................................2
Introduction................................................................................................... 4
Product Features..................................................................................................4
Package Overview................................................................................................5
Product Overview .................................................................................................6
Main Unit........................................................................................................................6
Control Panel .................................................................................................................7
Connection Ports ...........................................................................................................8
Remote Control with Mouse Function and Laser Pointer ..............................................9
Installation .................................................................................................. 10
Connecting the Projector....................................................................................10
Connect the Computer/Notebook ................................................................................10
Connect the Video ....................................................................................................... 11
Powering On/Off the Projector............................................................................12
Powering On the Projector...........................................................................................12
Powering Off the projector ...........................................................................................13
Warning Indicator.........................................................................................................13
Adjusting the Projected Image............................................................................14
Adjusting the Projector Image Height ..........................................................................14
Adjusting the Projector Zoom / Focus..........................................................................15
Adjusting Projected Image Size ...................................................................................15
User Controls ............................................................................................. 16
Control Panel & Remote Control ........................................................................16
On-Screen Display Menus..................................................................................19
How to Operate ...........................................................................................................19
Menu Tree....................................................................................................................20
Image-I ........................................................................................................................21
Image-II .......................................................................................................................23
Colour Adjustment........................................................................................................25
Language .....................................................................................................................25
Management ................................................................................................................26
Lamp Setting................................................................................................................29
Appendices................................................................................................. 30
Troubleshooting ..................................................................................................30
Replacing the Lamp............................................................................................34
Compatibility Modes ...........................................................................................35
RS232 Commands .............................................................................................36
Ceiling Mount Installation ...................................................................................37
Optoma Global Ofces .......................................................................................38
Regulation & Safety notices ...............................................................................40

2
English
Usage Notice
Precautions
Follow all warnings, precautions and maintenance as recom-
mended in this user’s guide to maximize the life of your unit.
Warning- Do not look into the projector’s lens when the lamp is
on. The bright light may hurt your eyes.
Warning- Toreducetheriskofre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 warn-
ing messages.
Warning- Reset the “Reset Lamp Hours” function from the On
Screen Display “Lamp Setting” menu after replacing the
lamp module (refer to page 29).
Warning- Whenswitchingtheprojectoroff,pleaseensurethe
projector completes its cooling cycle before disconnect-
ing power.
Warning- Turnontheprojectorrstandthenthesignalsources.
Warning- Do not use lens cap when projector is in operation.
Warning- Whenthelampreachestheendofitslife,itwillburn
out and may make a loud popping sound. If this hap-
pens,theprojectorwillnotturnbackonuntilthelamp
modulehasbeenreplaced.Toreplacethelamp,follow
the procedures listed under “Replacing the Lamp”. (see
page 34)

3English
Usage Notice
Do:
Turn off the product before cleaning.
Use a soft cloth moistened with mild detergent to clean the
display housing.
Disconnect the power plug from AC outlet if the product is not
being used for a long period of time.
Don’t:
Block the slots and openings on the unit provided for ventila-
tion.
Useabrasivecleaners,waxesorsolventstocleantheunit.
Use under the following conditions:
- Inextremelyhot,coldorhumidenvironments.
- Inareassusceptibletoexcessivedustanddirt.
- Nearanyappliancethatgeneratesastrongmagneticeld.
- In direct sunlight.

4
English
Introduction
Product Features
Congratulations and Thank You for choosing an EP773 projec-
tor, an Optoma Product. This product is a XGA single chip
0.7” DLP®projector. Outstanding features include:
TrueXGA,1024x768addressablepixels
TexasInstrumentsSinglechipDLP®Technology
NTSC/NTSC4.43/PAL/PAL-M/PAL-N/SECAM and
HDTVcompatible(480i/p,576i/p,720p,1080i)
Multi-Autofunctions:Autodetection,Automaticsaving
of user adjustments
Full function IR remote control with laser pointer
User friendly multilingual on screen menu
Advanced digital keystone correction and high quality
full screen image re-scaling
User friendly control panel
Onebuilt-inspeakerwith3Wattamplier
Multiple for Audio inputs
SXGA,SXGA+compressionandSVGA,VGAre-sizing
Mac compatible
DVI support (HDCP compliant)

5English
Introduction
PowerCord1.8m VGACable1.8m
Wireless Remote
Controller
Composite Video Cable
1.8m(availableinUSA
and ASIA regions only)
Projector with lens cap
Package Overview
This projector comes with all the items shown below. Check to
make sure your unit is complete. Contact your dealer immedi-
ately if anything is missing.
Documents :

User’s Guide

Quick Start Card

Warranty Card

Quick Troubleshooting Guide

WEEE Card
SCART VGA/S-Video
Adaptor
(Optional Accessory)
Due to the differ-
ence in applications
foreachcountry,
some regions may
have different ac-
cessories. 2xAABatteries
USBCable1.8m
S-VideoCable1.8m
(available in European
region only)
Carrying Case

6
English
Introduction
1. ControlPanel
2. Zoom Lever
3. Focus Ring
4. Elevator Button (one on each side)
5. ElevatorFoot
6. IRReceivers
7. PowerButton
8. PowerSocket
9. Connection Ports
Main Unit
Product Overview
12
4
53
9
8
2
7
6

7English
Introduction
Control Panel
1. LampIndicatorLED
2. Temp Indicator LED
3. Power/Standby LED
4. Menu (On/Off)
5. Enter
6. IRReceiver
7. Keystone+/-
8. FourDirectionalSelectKeys
9. Re-Sync
10. SourceSelect
3 2 1456
9
10 8 7

8
English
Introduction
Connection Ports
1. DVI-DInputConnector(PCDigital/HDTV/HDCPInput)
2. VGA1-InConnector(PCAnalogsignal/HDTV/Component
Video Input)
3. AudioInputConnector(ForDVI-DorVGA1-In)
4. S-Video Input Connector
5. AudioInputConnector(ForS-Video)
6. CompositeVideoInputConnector
7. AudioInputConnector(ForComposite)
8. AudioOutputConnector
9. RS232 Connector
10. USBConnector(ConnecttoPCforRemoteMousefunction)
11. KensingtonTM Lock Port
12. AudioInputConnector(ForVGA2-InSCART)
13. VGA2-InSCARTConnector(PCAnalogsignal/HDTV/
Component Video Input)
14. MonitorLoop-throughOutputConnector
15. PowerSocket
124
15
7 6 3
11
5
12 13 14
889
10

9English
Introduction
Remote Control with Mouse Function and
Laser Pointer
1. Power
2. Re-Sync
3. KeystoneCorrection
4. Display Format
5. Mouse
6. MouseRightClick
7. PageUp
8. PageDown
9. Four Directional Select
Keys
10. Enter
11. S-VideoSource
12. CompositeVideo
Source
13. DVISource
14. SourceLock
15. ButtonLED
16. LaserButton
17. AVMute
18. Freeze
19. DisplayMode
20. MouseLeftClick
21. ZoomIn
22. Zoom Out
23. Clear
24. Menu
25. VGA1Source
26. VGA2Source
27. NumberButtons
16
17
18
19
2
3
4
1
5
20
21
22
24
25
26
6
7
10
12
14 13
11
8
9
23
27
15

10
English
Installation
Connecting the Projector
Due to the differ-
ence in applications
foreachcountry,
some regions may
have different acces-
sories.
S-Video Output
Video Output
DVDPlayer,Set-
topBox,
HDTV receiver
RGB
1...............................................................................................................Power Cord
2.....................................................................................................DVI to DVI Cable
3................................................................................................. VGA to VGA Cable
4...................................................................................................Audio Input Cable
5................................................................................................................. USB Cable
6................................................................................................Audio Output Cable
USB
Connect the Computer/Notebook
1
3 2
6
5
4
RS232
Audio Output (For Active Speakers)

11 English
Installation
Connect the Video
Due to the differ-
ence in applications
foreachcountry,
some regions may
have different acces-
sories.
1...............................................................................................................Power Cord
2........................................................................RCA Component Cable for YPbPr
3............................................................................ SCART VGA/S-Video Adaptor
4.......................................................................................... Composite Video Cable
5...................................................................................................Audio Input Cable
6................................................................................................Audio Output Cable
7...........................................................................................................S-Video Cable
8................................................................................................. VGA to VGA Cable
1
2
3
S-Video Output
Video Output
DVDPlayer,Set-topBox,
HDTV receiver
6
7
Audio Output
(For Active Speakers)
4
5
5
3
8

12
English
Installation
Powering On the Projector
1. Removethelenscap.
2. Ensure that the power cord and signal cable are securely
connected. The Power LED will turn red.
3. Turn on the lamp by pressing “Power/Standby” button on
the control panel.And the Power LED will turn green.
4. Turnonyoursource(computer,notebook,videoplayer,
etc.). The projector will detect your source automatically
within “Management” menu; check that “Source Lock” has
been set to “Auto”.
Ifyouconnectmultiplesourcesatthesametime,usethe
“Source” button on the control panel or direct source key on
remote control to switch.
Powering On/Off the Projector
Turn on the projec-
torrstandthen
the signal sources.
Power/Standby
Lens Cap
1
2

13 English
Installation
Warning Indicator
 Whenthe“TEMP”indicatorturnsred,itindicatesthepro-
jector has overheated. The projector will automatically shut
itself down.
 Whenthe“LAMP”indicatorturnsred,itindicatesaprob-
lem with the lamp. Turn off the projector and disconnect the
powercordfromtheelectricaloutlet,thencontactyourlocal
dealerorourservicecenter.Seepage38.
 Whenthe“LAMP”indicatorashesred,itindicatesthe
fan has failed. Stop using the projector and disconnect the
powercordfromtheelectricaloutlet,thencontactyourlocal
dealerorourservicecenter.Seepage38.
Powering Off the Projector
1. Pressthe“Power/Standby”buttontoturnofftheprojector
lamp; you will see a message
displayed on the projector’s screen. Press the “Power/Stand-
by”buttonagaintoconrm,otherwisethemessagewill
disappearafter5seconds. 
2. Thecoolingfanscontinuetooperateforabout30secondsfor
coolingcycleandthePowerLEDwillashred.Whenthe
PowerLEDstopsashing,theprojectorhasenteredstandby
mode.
 Onceinstandbymode,simplypress“Power/Standby”but-
ton to restart the projector.
3. Disconnect the power cord from the electrical outlet and the
projector.
4. Do not turn on the projector immediately following a power
off procedure.

14
English
Installation
Adjusting the Projected Image
Adjusting the Projector Image Height
Tilt Adjusting Feet
Elevator Foot
Elevator Button
The projector is equipped with elevator feet for adjusting the
image height.
To raise the image:
1. Presstheelevatorbutton.
2. Raise the image to the desired height angle ,thenrelease
the button to lock the elevator foot into position.
3. Use screw in feet tone-tunethedisplayangle.
To lower the image:
1. Presstheelevatorbutton.
2. Lowertheimage,thenreleasethebuttontolocktheeleva-
tor foot into position.
3. Use screw in feet tone-tunethedisplayangle.
1
2
Seepage26for
KeystoneCorrec-
tion.
3

15 English
Installation
61.5"
(156.3cm)
102.5"
(260.4cm)
143.5"
(364.6cm)
184.5"
(468.8cm)
250.2"
(635.4cm)
36.9"
(93.8cm)
73.8"
(187.5cm)
123.0"
(312.5cm)
172.2"
(437.5cm)
221.5"
(562.5cm)
300.2"
(762.5cm)
4.9'(1.5m)
40.0'(12.2m)
29.5'(9.0m)
23.0'(7.0m)
16.4'(5.0m)
9.8'(3.0m)
30.8"
(78.1cm)
Width
Height
Diagonal
Hd
Focus Ring
Zoom Lever
Adjusting the Projector Zoom / Focus
Youmayturnthezoomlevertozoominorout.Tofocus
theimage,rotatethefocusringuntiltheimageisclear.The
projectorwillfocusatdistancesfrom4.9to40.0feet(1.5to
12.2meters).
Adjusting Projection Image Size
This graph is for user’s reference only.
Screen
(Diagonal)
Max. 36.9” (93.8cm) 73.8” (187.5cm) 123.0” (312.5cm) 172.2” (437.5cm) 221.5” (562.5cm) 300.2” (762.5cm)
Min. 30.8” (78.1cm) 61.5” (156.3cm) 102.5” (260.4cm) 143.5” (364.6cm) 184.5” (468.8cm) 250.2” (635.4cm)
Screen
Size
Max.
(WxH)
29.52” x 22.14”
75.0 x 56.3cm
59.04” x 44.28”
150.0 x 112.5cm
98.4” x 73.8”
250.0 x 187.5cm
137.76” x 103.32”
350.0 x 262.5cm
177.20” x 132.90”
450.0 x 337.5cm
240.16” x 180.12”
610.0 x 457.5cm
Min.
(WxH)
24.64” x 18.48”
62.5 x 46.9cm
49.20” x 36.90”
125.0 x 93.8cm
82.0” x 61.5”
208.3 x 156.2cm
114.8” x 86.1”
291.7 x 218.8cm
147.6” x 110.7”
375.0 x 281.3cm
200.16” x 150.12”
508.3 x 381.2cm
Hd Max. 3.32” (8.4cm) 6.64” (16.9cm) 11.07” (28.1cm) 15.50” (39.4cm) 19.94” (50.6cm) 27.02” (68.6cm)
Min. 2.77” (7.0cm) 5.54” (14.1cm) 9.23” (23.4cm) 12.92” (32.8cm) 16.61” (42.2cm) 22.52” (57.2cm)
Distance 4.9’ (1.5m) 9.8’ (3.0m) 16.4’ (5.0m) 23.0’ (7.0m) 29.5’ (9.0m) 40.0’ (12.2m)

16
English
User Controls
Remote ControlControl Panel
Control Panel & Remote Control
There are two ways for you to control the functions: Remote
Control and Control Panel.
Using the Control Panel
Power Refer to the “Power On/Off the Projector” section
onpages12-13.
Source Press “Source” to select an input signal.
Menu Turns the menu On or Off.
Four Direc-
tional Select
Keys
Use to navigate through the menus.
Enter Conrmyouritemselection.
Keystone Adjusts image distortion caused by tilting the
projector(±16degrees).
Re-Sync Automaticallysynchronizestheprojectortothe
input source.

17 English
User Controls
Using the Remote Control
Power Refer to the “Power On/Off the Projector” section
onpages12-13.
Re-Sync Automaticallysynchronizestheprojectortothe
input source.
Keystone Adjusts image distortion caused by tilting the
projector(±16degrees).
Display
Format
Display the “Display Format” section of the on-
screen display menu to select the desired aspect
ratio.
Laser Button Aimtheremoteattheviewingscreen,pressand
hold this button to activate the laser pointer.
AV Mute Momentarily turns off the audio and video.
Freeze Press“Freeze”topausethescreenimage.
Display Mode SelectthedisplaymodefromPC,Photo,Video,
Cinema,sRGBandUser.
Mouse Con-
trol
Use this button to navigate the mouse on the
page.
Mouse Right
Click
Mouse right click.
Mouse Left
Click
Mouse left click.
Page Up Use this button to page up.
Page Down Use this button to page down.
Zoom In Zoom in to magnify the image.
Zoom Out Zoom out to reduce the image.
Four Direc-
tional Select
Keys
Use to navigate through the menus.
Menu Displayorexitstheon-screendisplaymenusfor
projector.
Clear Clear your selection.
Enter Conrmyouritemselection.
Source Lock Select auto detection all connector ports or lock
current connector port.

18
English
User Controls
Video Choose composite video source.
S-Video Choose S-video source.
VGA1 Choose primary VGA-In source.
VGA2 Choose secondary VGA-In source or SCART
source.
DVI Choose DVI-D source.

19 English
User Controls
The Projector has multilingual On Screen Display menus that
allow you to make image adjustments and change a variety of
settings. The projector will automatically detect the source.
How to Operate
1. ToopentheOSDmenu,press“Menu”ontheRemoteControlor
Control Panel.
2. WhenOSDisdisplayed,use keys to select any item in the
mainmenu.Whilemakingaselectiononaparticularpage,press
key to enter sub menu.
3. Use keys to select the desired item and adjust the settings
by key.
4. Selectthenextitemtobeadjustedinthesubmenuandadjustas
described above.
5. Press“Menu”toconrm,andthescreenwillreturntothemain
menu.
6. Toexit,press“Menu”again.TheOSDmenuwillcloseandthe
projector will automatically save the new settings.
On Screen Display Menus
Main Menu
Sub Menu Setting

20
English
User Controls
Menu Tree