TX773 - Video projector OPTOMA - Free user manual and instructions

Product Type	XGA DLP Video Projector
Display Technology	Texas Instruments 0.7" DLP
Native Resolution	1024 x 768 (XGA)
Video Compatibility	NTSC/NTSC4.43/PAL/PAL-M/PAL-N/SECAM; HDTV 480i/p, 576i/p, 720p, 1080i
Projection Distance	1.5 - 12.2 m (4.9 - 40.0 ft)
Image Size (Diagonal)	78.1 - 762.5 cm (30.8" - 300.2")
Keystone Correction	Digital, ±16°
Lens	Manual zoom and focus
Built-in Speaker	3W mono
Video Inputs	DVI-D (HDCP), 2x VGA-In, S-Video, Composite, SCART (via adapter)
Audio Inputs	For DVI, VGA, S-Video, Composite
Outputs	Monitor loop-through, Audio out
Control Interfaces	RS232, USB for remote mouse function
Remote Control	IR with laser pointer and mouse control
On-Screen Display	Multilingual (English, Deutsch, Français, etc.)
Lamp Type	User-replaceable module
Lamp Life	Extendable up to 130% with STD mode (specific hours not listed)
Power Supply	AC 100-240V, 50/60 Hz (typical)
Security	Kensington lock, password protection with timer
Accessories	Power cord, VGA cable, S-Video cable, USB cable, remote with batteries, composite video cable, carrying case, user manual

Frequently Asked Questions - TX773 OPTOMA

How do I connect my computer to the projector?

Use a VGA cable to connect the computer's VGA output to the VGA1-In or VGA2-In port on the projector. Alternatively, use a DVI cable to the DVI-D input. Ensure the projector is powered on first, then turn on the computer. Press the Source button to select the corresponding input.

How do I replace the lamp?

First, turn off the projector and allow it to cool for at least 30 minutes. Disconnect the power cord. Remove the lamp cover screws and slide off the cover. Unscrew the lamp module screws, then gently pull out the lamp module. Insert the new lamp module, secure the screws, and replace the cover. After replacement, reset the lamp hours via Lamp Setting > Reset Lamp Hours in the OSD menu.

How do I adjust keystone correction?

Press the Keystone button on the remote or control panel. Use the arrow keys to adjust the vertical keystone up or down. The projector supports digital keystone correction of ±16 degrees to correct image distortion when the projector is tilted.

How do I use the laser pointer on the remote?

Aim the remote at the projection screen and press and hold the Laser button. A red laser dot will appear. Release the button to turn it off. Do not point the laser at people or eyes.

Why is there no image on the screen?

Check that the lens cap is removed, the power cord is connected, and the projector is powered on (Power LED green). Verify the source is correctly connected and selected. Ensure the AV Mute function is not active. Press Re-Sync on the remote or control panel. Also, check that the lamp is securely installed.

How do I reset the lamp hours counter?

After replacing the lamp, go to the OSD menu by pressing Menu. Navigate to Lamp Setting and select Reset Lamp Hours. Press Enter to confirm. This resets the cumulative lamp operating time to zero.

What does the 'STD Mode' setting do?

When STD Mode is enabled in Lamp Setting, the projector dims the lamp to lower power consumption and extend lamp life by up to 130%. Disable it to return to bright mode for maximum brightness.

How do I set a security password?

Go to Management > Security in the OSD menu. Select Change Password and enter the default password 0000 (first time). Enter a new 4-digit password and confirm. Then set Security to Enable. The password will be required each time the projector is turned on.

How do I clean the projector?

Turn off the projector and disconnect the power. Clean the housing with a soft cloth slightly moistened with mild detergent. Do not use abrasive cleaners, waxes, or solvents. Do not block ventilation slots. For the lens, use a lens cleaning cloth gently.

What should I do if the projector overheats?

If the TEMP indicator turns red, the projector has overheated and will shut down automatically. Allow it to cool for at least 3 minutes. Ensure air inlets and outlets are not blocked and the ambient temperature is below 35°C. If the problem persists, contact service.

USER MANUAL TX773 OPTOMA

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 Offices 38

Regulation & Safety notices 40

Usage Notice

Precautions

Follow all warnings, precautions and maintenance as recommended 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 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- 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 disconnecting power.
Warning- Turn on the projector first 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 happens, 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)

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 ventilation.

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 field.

- In direct sunlight.

Product Features

Congratulations and thank you for choosing an Optoma digital projector. 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
◆ Fully featured 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 amplifier
◆ Multiple for Audio inputs
SXGA, SXGA+ compression and SVGA, VGA re-sizing
Macintosh compatible
◆ DVI support (HDCP compliant)

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.

Silver projector with a large screen and lens, shown against a plain background (no text or symbols visible)

Projector with lens cap

Power Cord 1.8m VGA Cable 1.8m

Wireless Remote Controller

S-Video Cable 1.8m (available in European region only)

USB Cable 1.8m

Due to the difference in applications for each country, some regions may have different accessories.

2 x AA Batteries

Composite Video Cable 1.8m (available in USA and ASIA regions only)

SCART VGA/S-Video Adaptor (Optional Accessory)

Documents :

User's Guide
Quick Start Card
√ Warranty Card
√ Quick Troubleshooting Guide
WEEE Card

Black hard-shell briefcase with handle, no visible text or symbols

Carrying Case

Product Overview

Main Unit

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

Introduction

Control Panel

graph TD
    A["10"] --> B["SOURCE"]
    C["9"] --> D["KESTONE"]
    E["8"] --> F["KESTONE"]
    G["7"] --> H["ENTER"]
    I["3"] --> J["POWER / STANDER"]
    K["2"] --> L["TEMP / LAMP"]
    M["1456"] --> N["Terminal"]

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

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. Kensington™ 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

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

Installation

Connecting the Projector

Connect the Computer/Notebook

Audio Output (For Active Speakers)

Due to the difference in applications for each country, some regions may have different accessories.

1....Power Cord
2. DVI to DVI Cable
3. VGA to VGA Cable
4....Audio Input Cable
5. USB Cable
6....Audio Output Cable

Connect the Video

Video Output

DVD Player, Set-top Box, HDTV receiver

Due to the difference in applications for each country, some regions may have different accessories.

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

Installation

Powering On/Off the Projector

Powering On the Projector

1. Remove the lens cap. ①
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.② 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.

2 Power/Standby

Turn on the projector first and then the signal sources.

1 Lens Cap

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 confirm, otherwise the message will disappear after 5 seconds.

1. The cooling fans continue to operate for about 30 seconds for cooling cycle and the Power LED will flash red. When the Power LED stops flashing, the projector has entered standby mode.

Once in standby mode, simply press "Power/Standby" button to restart the projector.

1. Disconnect the power cord from the electrical outlet and the projector.

2. Do not turn on the projector immediately following a power off procedure.

Warning Indicator

When the "TEMP" indicator turns red, it indicates the projector has overheated. The projector will automatically shut itself down.

When the "LAMP" indicator turns red, it indicates a problem 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 flashes 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.

Adjusting the Projected Image

Adjusting the Projector Image Height

The projector is equipped with elevator feet for adjusting the image height.

To raise the image:

1. Press the elevator button ①.
2. Raise the image to the desired height angle ②, then release the button to lock the elevator foot into position.
3. Use screw in feet ③ to fine-tune the display angle.

To lower the image:

1. Press the elevator button.
2. Lower the image, then release the button to lock the elevator foot into position.
3. Use screw in feet ③ to fine-tune the display angle.

See page 26 for Keystone Correction.

White projector with circular base and wheels, labeled 'Elevator Button' below (no other text or symbols)

Tilt Adjusting Feet

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

Screen (Diagonal)	Max.	36.9"(93.8cm) 73.8"(187.5cm) 123.0"(3) 2.5cm) 172.2"(437.5cm) 221.5"(562.5cm) 300.2"(762.5cm)
	Min.	30.8"(78.1cm) 61.5"(156.3cm) 102.5"(2) 0.4cm) 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
	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
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)	22.3' (7.0m)	29.5' (9.0m)

This graph is for user's reference only.

User Controls

Control Panel & Remote Control

There are two ways for you to control the functions: Remote Control and Control Panel.

Remote ControlControl

Close-up of a white electronic device with multiple control buttons and indicator lights (no visible text or symbols)

Front view of a silver remote control with buttons and a warning symbol (no readable text or labels)

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 Directional Select Keys	Use ▲▼to navigate through the menus.
Enter	Confirm your item selection.
Keystone	Adjusts image distortion caused by tilting the projector (±16 degrees).
Re-Sync	Automatically synchronizes the projector to the input source.

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	Confirm your item selection.
Source Lock	Select auto detection all connector ports or lock current connector port.

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.

On Screen Display Menus

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 confirm, 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.

User Controls

Menu Tree

graph TD
    A["Image-I"] --> B["Display mode"]
    A --> C["Brightness"]
    A --> D["Contrast"]
    A --> E["White Peaking"]
    A --> F["Colour temp."]
    A --> G["Saturation"]
    A --> H["Sharpness"]
    A --> I["De-interface"]
    B --> J["Presentation/Bright/Video/Cinema/sRGB/User"]
    C --> K["On/Off"]
    L["Image-II"] --> M["Computer"]
    L --> N["Computer"]
    L --> O["Computer"]
    L --> P["Computer"]
    M --> Q["Frequency"]
    M --> R["Phase"]
    M --> S["Hor. position"]
    M --> T["Ver. position"]
    M --> U["Degamma"]
    M --> V["Aspect ratio"]
    M --> W["Ver. Shift (16:9)"]
    X["Colour adjustment"] --> Y["Red"]
    X --> Z["Green"]
    X --> AA["Blue"]
    X --> AB["Yellow"]
    X --> AC["Cyan"]
    X --> AD["Magenta"]
    X --> AE["Language"]
    AE --> AF["English/Deutsch/Français/Italiano/Espanol/Portugues/Nederlands/Svenska/Norsk/Suomi/Ελληνικό/Dansk/Polski/Pyccskii/繁體中文/简体中文/日本語/한국어"]
    AG["Management"] --> AH["Menu location"]
    AH --> AI["Projection"]
    AH --> AJ["Keystone"]
    AH --> AK["Source lock"]
    AH --> AL["Zoom"]
    AH --> AM["Reset"]
    AH --> AN["High altitude"]
    AH --> AO["Volume"]
    AH --> AP["Treble"]
    AH --> AQ["Bass"]
    AH --> AR["Projector ID"]
    AH --> AS["Security"]
    AT["Security"] --> AU["Security Timer"]
    AU --> AV["Change Password"]
    AU --> AW["Security"]
    AX["Lamp setting"] --> AY["Projection hours"]
    AX --> AZ["Lamp hours"]
    AX --> BA["Reset lamp hours"]
    AX --> BB["Lamp Reminder"]
    AX --> BC["STD Mode"]
    AX --> BD["Auto Power Off"]
    AX --> BE["Sleep timer"]
    BF["4:3/16:9/LetterBox/Window"]
    BG["Lock/Auto"]
    BH["Execute/Cancel"]
    BI["On/Off"]
    BJ["Enable/Disable"]

User Controls

Image-I

Display Mode

There are many factory presets optimized for various types of images.

Presentation: Good colour and brightness from PC input.
Bright: Maximum brightness from PC input.
▶ Video: Pleasing video.
▶ Cinema: High contrast and colour accuracy.
sRGB: Standardised accurate colour.
User: User's own settings.

Brightness

Adjust the brightness of the image.

▶ Press the ◀ to darken image.
▶ Press the ▶ to 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.

Press the ◀ to decrease the contrast.
▶ Press the ▶ to increase the contrast.

White Peaking

Use the white peaking control to set the white peaking level of DMD chip. 0 stands for minimal peaking, and 10 stands for maximum peaking. If you prefer a brighter image, adjust towards the maximum setting. For a smooth and more natural image, adjust towards the minimum setting.

User Controls

Colour Temp.

Adjusts the colour temperature. At higher temperature, the screen looks colder; at lower temperature, the screen looks warmer.

Saturation

Adjusts a video image from black and white to fully saturated colour.

Press the ◀ to decrease the amount of saturation in the image.
Press the ▶ to increase the amount of saturation in the image.

Sharpness

Adjusts the sharpness of the image.

Press the ◀ to decrease the sharpness.
Press the to increase the sharpness.

“Saturation” and “De-interlace” functions are only supported under Video mode.

De-interlace

This function converts an interlaced video signal into progressive signal.

On: Automatically switch the mode of Deinterlace.
▶ Off: Switch Deinterlace mode to video mode for video source or TV source.

Image-II

Frequency

"Frequency" changes the display data frequency to match the frequency of your computer's graphic card. If you experience a vertical flickering bar, use this function to make an adjustment.

“Frequency”, “Phase”, “Hor. position” and “Ver. position” functions are only supported under Computer mode.

Phase

"Phase" synchronizes the signal timing of the display with the graphic card. If you experience an unstable or flickering image, use this function to correct it.

Hor. Position (Horizontal Position)

Press the ◀ to move the image left.
Press the ▶ to move the image right.

Ver. Position (Vertical Position)

Press the ◀ to move the image down.
▶ Press the ▶ to move the image up.

Degamma

This allows you to choose a degamma table that has been fine-tuned to bring out the best image quality for the input.

Aspect Ratio

Use this function to choose your desired aspect ratio.

4:3 : The input source will be scaled to fit the projection screen.
16:9 : The input source will be scaled to fit the width of the screen.
▶ LetterBox: This format is for non-16x9, letterbox source and for users who use external 16x9 lens to display 2.35:1 aspect ratio using full resolution.
Window: When a 4:3 image is bigger than a 16:9 screen, select the "Window" mode to fit the image onto the screen without changing the projection distance.

User Controls

Input Signal

□ : Display area
: Picture area

Display on Screen

Ver. Shift (16:9)

Ver. Shift (16:9): Image Position at window mode will also be moved accordingly.

Adjust the image position up or down, when you select the aspect ratio of 16:9.

Press the ◀ to move the image down.
▶ Press the ▶ to move the image up.

User Controls

Colour Adjustment

Colour Adjustment

Adjust the Red, Green, Blue, Yellow, Cyan and Magenta colors for advanced adjustment of the individual colors.

Image-I	Image-II	Colour adjustment
Language	Management	Lamp setting
English	Nederlands	筒体中文
Français	Suomi	繁體中文
Deutsch	ΕΛληνικό	日本語
Italiano	Dansk	한국어
Español	Norsk
Português	Polski
Svenska	Русский

Language

Language

Choose the multilingual OSD menu. Use the ▲ or ▼ key to select your preferred language.

Press "Enter" to finalize the selection.

User Controls

Management

Menu Location

Choose the menu location on the display screen.

Projection

Front-Desktop

The factory default setting.

Rear-Desktop

When you select this function, the projector reverses the image so you can project from behind a translucent screen.

Front-Ceiling

When you select this function, the projector turns the image upside down for ceiling-mounted projection.

Rear-Ceiling

When you select this function, the projector reverses and turns the image upside down. You can project from behind a translucent screen with ceiling mounted projection.

Keystone (Keystone Correction)

Adjusts image distortion caused by tilting projector. (±16 degrees)

Source Lock

Auto: The projector will search for other signals if the current input signal is lost.
Lock: The projector will search specified connection port.

Zoom

Press the ◀ to reduce the size of an image.
Press the ▶ to magnify an image on the projection screen.

User Controls

Reset

Return the adjustments and settings to the factory default values.

▶ Execute: Returns the settings for all menus to factory default values.
▶ Cancel: Cancel the revised settings.

Management

High Altitude

Choose "On" to turn on High Altitude mode. Operates the fans at full speed continuously to allow for proper high altitude cooling of the projector.

Volume

Press ◀ to decrease the volume.
▶ Press to increase the volume.

Treble

The treble setting controls the higher frequencies of your audio source.

▶ Press ◀ to decrease the treble.
Press to increase the treble.

Bass

The bass setting controls the lower frequencies of your audio source.

▶ Press ◀ to decrease the bass.
Press to increase the bass.

Projector ID

Allows RS232 control of an individual projector. Range 01-99.

User Controls

Security

▶ Security Timer: Can be select the time (month/day/hour) function to set the number of hours the projector can be used. Once the time has elapsed you will be requested to enter your password again.
Change Password

Use number buttons to select your password, and then press "Enter" key to confirm your selection.

1. Scroll down to highlight Change Password, and press "Enter" to input old password.
2. The Password is 4 digits, DEFAULT VALUE is "0000" (first time).
3. Enter new Password (4 digits) and press "Enter".
4. Enter new Password again to confirm and press "Enter".

Security

• Enable: Choose “Enable” to use security verification when the turning on the projector.
• Disable: Choose "Disable" to be able to switch on the projector without password verification.

User Controls

Lamp Setting

Projection Hours

Displays the projection time.

Lamp Hours

Displays the cumulative lamp operating time.

Reset Lamp Hours

Resets the lamp life hour counter after replacing the lamp.

Lamp Reminder

Choose this function to show or to hide the warning message when the changing lamp message is displayed. The message will appear 30 hours before end of life.

STD Mode

Choose "On" to dim the projector lamp which will lower power consumption and extend the lamp life by up to 130% . Choose "Off" to return to BRIGHT mode.

Auto Power Off

Sets the countdown timer interval. The countdown timer will start, when there is no signal being sent to the projector. Then projector will automatically power off when the countdown has finished.

Sleep Timer

Sets the countdown timer interval. The timer will begin, with or without a signal input. Then the projector will automatically power off then the sleep timer countdown has finished.

Troubleshooting

If you experience trouble with the projector, refer to the following information. If the problem persists, please contact your local reseller or service center, see page 38 for details.

Problem: No image appears on screen

Ensure all the cables and power connections are correctly and securely connected as described in the “Installation” section.
▶ Ensure the pins of connectors are not crooked or broken.
Check if the projection lamp has been securely installed. Please refer to the "Replacing the lamp" section.
Make sure you have removed the lens cap and the projector is switched on.
Ensure that the "AV Mute" feature is not turned on.

Problem: Left of right edge of the image is missing or the image is unstable or noisy

Press "Re-Sync" on the remote control or press "Re-Sync" on control panel.

▶ If you are using a PC:

For Windows 3.x:

1. In the Windows Program Manager, double click the "Windows Setup" icon in the Main group.
2. Verify that your display resolution setting is less than or equal to 1400 × 1050 .

For Windows 95, 98, 2000, XP:

1. From the "My Computer" icon, open the "Control Panel" folder, and double click the "Display" icon.
2. Select the "Settings" tab.
3. Click on the "Advanced Properties" button.

If the projector is still not projecting the whole image, you will also need to change the monitor display you are using. Refer to the following steps.

1. Verify the resolution setting is less than or equal to 1400 × 1050 resolution.

Appendices

1. Select the "Change" button under the "Monitor" tab.

2. Click on "Show all devices." Next, select "Standard monitor types" under the SP box; choose the resolution mode you need under the "Models" box.

If you are using a Notebook:

1. First, follow the steps above to adjust resolution of the computer.

2. Press the toggle output settings. example: [Fn]+[F4]

$$ \begin{array}{l l} \text {Compaq = > [Fn]+[F4]} & \text {Packard} \ \text {Dell = > [Fn]+[F8]} & \text {Hewlett = > [Fn]+[F4]} \ \text {Gateway = > [Fn]+[F4]} & \text {NEC = > [Fn]+[F3]} \ \text {IBM = > [Fn]+[F7]} & \text {Toshiba = > [Fn]+[F5]} \end{array} $$

Mac Apple: System Preference-->Display-->Arrangement-->Mirror display

If you experience difficulty changing resolutions or your monitor freezes, restart all equipment including the projector.

Problem: The screen of the Notebook or PowerBook computer is not displaying a presentation

If you are using a Notebook PC:

Some Notebook PCs may deactivate their own screens when a second display device is in use. Each has a different way to be reactivated. Refer to your computer's documentation for detailed information.

Problem: Image is unstable or flickering

▶ Use "Phase" to correct it.
▶ Change the monitor colour setting on your computer.

Problem: Image has vertical flickering bar

Use "Frequency" to make an adjustment.
▶ Check and reconfigure the display mode of your graphic card to make it compatible with the product.

Problem: Image is out of focus

Adjusts the Focus Ring on the projector lens.

Appendices

Make sure the projection screen is between distance 4.9 to 40.0 feet (1.5 to 12.2 meters) from the projector. See page 15.

Problem: The image is stretched when displaying 16:9 DVD The projector automatically detects 16:9 DVD and adjusts the aspect ratio by digitizing to full screen with 4:3 default setting.

If the image is still stretched, you will also need to adjust the aspect ratio by referring to the following:

Please select 4:3 aspect ratio type on your DVD player if you are playing a 16:9 DVD.
If you can't select 4:3 aspect ratio type on your DVD player, please select 4:3 aspect ratio in the on screen menu.

Problem: Image is reversed

Select "Management-->Projection" from the OSD and adjust the projection direction.

Problem: Lamp burns out or makes a popping sound

When the lamp reaches its end of life, it will burn out and may make a loud popping sound. If this happens, the projector will not turn on until the lamp module has been replaced. To replace the lamp, follow the procedures in the “Replacing the Lamp”.

Problem: LED lighting message

Message	Power-LED		Temp-LED Lamp-LED
	(Green) (Red)
Standby State (Input power cord)	○	☀	○	○
Warming Flashing		○	○	○
Normal Mode	☀	○	○	○
Cooling Flashing	○		○	○
Error (Lamp failed)	○	○	○	☀
Error (Fan failed) Flashing	○	○	○
Error (Over Temp.)	○	○	☀	○

Steady light => No light => ○

Appendices

Problem: Message Reminders

Fan fail:

Warning! FAN LOCKED

The projector will switch off automatically

Please contact a service centre for repair

Over temperature:

Warning! TEMPERATURE TOO HIGH

The projector will switch off automatically

Please:

1. Allow cool down for 3 minutes
2. Make sure air in and outlets are not blocked
3. Make sure the environment temperature is under 35 degree C

If the problem persists in spite of the above, please contact a service centre for repair.

Power Off:

Wait 1 minute before you can switch on again.

Press "POWER" key again to confirm.

Press "ENTER" key to remove this warning.

Replace the lamp:

Lamp life exceeded.

Appendices

Replacing the Lamp

The projector keeps track of the lamp usage. It will show you a warning message

Warning: Lamp compartment is hot! Allow 30 minutes to cool down before changing lamp!

When you see this message, change the lamp as soon as possible. Make sure the projector has cooled down for at least 30 minutes before changing the lamp.

Warning: To reduce the risk of personal injury, do not drop the lamp module or touch the lamp bulb. The bulb may shatter and cause injury if it is dropped.

Lamp Replacement Procedure:

1. Switch off the power to the projector by pressing the Power/Standby button.
2. Allow the projector to cool down for at least 30 minutes.
3. Disconnect the power cord.
4. Use a screwdriver to remove the screws from the cover.
5. Push up and remove the cover.②
6. Remove the 2 screws from the lamp module.③
7. Pull out the lamp module.④

To replace the lamp module, reverse the previous steps.

Appendices

Compatibility Modes

(ANALOG) (DIGITAL)
Mode Resolution	V.Frequency(Hz)	H.Frequency(kHz)	V.Frequency(Hz)	H.Frequency(kHz)
VESA VGA 640 x	350	70 31.5	70 31.5
VESA VGA 640 x	350 85 37.9 85 37.9
VESA VGA 640 x	400 85 37.9 85 37.9
VESA VGA 640 x	480 60 31.5 60 31.5
VESA VGA 640 x	480 72 37.9 72 37.9
VESA VGA 640 x	480 75 37.5 75 37.5
VESA VGA 640 x	480 85 43.3 85 43.3
VESA VGA 720 x	400 70 31.5 70 31.5
VESA VGA 720 x	400 85 37.9 85 37.9
VESA SVGA 800 x	600 56 35.2 56 35.2
VESA SVGA 800 x	600 60 37.9 60 37.9
VESA SVGA 800 x	600 72 48.1 72 48.1
VESA SVGA 800 x	600 75 46.9 75 46.9
VESA SVGA 800 x	600 85 53.7 85 53.7
VESA XGA 1024 x	768 60 48.4 60 48.4
VESA XGA 1024 x	768 70 56.5 70 56.5
VESA XGA 1024 x	768 75 60.0 75 60.0
VESA XGA 1024 x	768 85 68.7 85 68.7
* VESA SXGA 1280 x	1024 60 63.98 60 63.98
* VESA SXGA 1280 x	1024 75 79.98 75 79.98
* VESA SXGA+ 1400 x	1050 60 63.98 60 63.98
MAC LC 13" 640 x	480 66.66 34.98	*** ***
MAC II 13" 640 x	480 66.68 35 *** ***
MAC 16" 832 x	624 74.55 49.725	*** ***
MAC 19" 1024 x	768 75 60.24 *** ***
* MAC 1152 x	870 75.06 68.68 *** ***
MAC G4 640 x	480 60 31.35 *** ***
i MAC DV 1024 x	768 75	60 *** ***
* i MAC DV	1152 x 870 75	68.49 *** ***
* i MAC DV	1280 x 960 75	75	*** ***

Remark: “*” compressed computer image.

Appendices

RS232 Commands

RS232 Connector

Pin no. Name		I/O (From Projector Side
1	TXD	OUT
2 RXD IN
3 GND _

VGA-In Connector

Pin no. Spec.
1	R(RED)/Cr
2	G(GREEN)/Y
3 B(BLUE)/Cb
4 GND
5 GND
6 GND
7 GND
8 GND
9 DDC 5V
10 GND
11 GND
12 DDC Date
13 HD/CS
14 VD
15 DDC Clock

Ceiling Mount Installation

1. To prevent damaging your projector, please use the ceiling mount package for installation.

2. If you wish to use a third party ceiling mount kit, please ensure the screws used to attached a mount to the projector meet the following specifications:

Please note that damage resulting from incorrect installation will invalidate the warranty.

Warning:

1. If you buy the ceiling mount from another manufacturer, please ensure that there is at least 10cm distance between the bottom cover of the projector and the ceiling.

2. Avoid placing the projector near sources of heat such as air-conditioning units and heaters otherwise it may overheat and shut down automatically.

Screw type: M3

▶ Maximum screw length: 10mm

Minimum screw length: 7.5mm

Appendices

Optoma Global Offices

For service or support please contact your local office.

USA

715 Sycamore Drive Tel: [phone]

Milpitas, CA 95035, USA Fax : [phone]

www.optomausa.com Service : [e-mail]

Canada

5630 Kennedy Road, Mississauga,

ON, L4Z 2A9, Canada Tel: [phone]

www.optoma.com Fax:[phone]

Europe

42 Caxton Way, The Watford Business Park

Watford, Hertfordshire,

WD18 8QZ, UK Tel: [phone]

www.optomaeurope.comm Fax : [phone]

Service Tel : [phone] Service : [e-mail]

Taiwan

5F., No. 108, Minchiuan Rd. Tel: [phone]

Shindian City, Fax: [phone]

Taipei Taiwan 231, R.O.C. Service : [e-mail]

www.optoma.com.tw asia.optoma.com

Hong Kong

Room 2507, 25/F., China United Plaza,

No. 1008 Tai Nan West Street, Tel: [phone]

Lai Chi Kok, Fax : [phone]

Kowloon, Hong Kong www.optoma.com.hk

China

5F, No. 1205, Kaixuan Rd., Tel: [phone]

Changning District Fax : [phone]

Shanghai, 200052, China www.optoma.com.cn

Latin America

715 Sycamore Drive Tel: [phone]

Milpitas, CA 95035, USA Fax : [phone]

www.optoma.com.br www.optoma.com.mx

Optoma France

Batiment E Tel.: [phone]

81-83 avenue Edouard Vaillant Fax : [phone]

92517 Boulogne Billancourt, France Servicel : [e-mail]

Optoma Deutschland

Germany Service: [e-mail]

Optoma Scandinavia

Grev Wedels Plass 2 Tel: [phone]

3015 Drammen Fax: [phone]

Norway Service: [e-mail]

Regulation & safety notices

This appendix lists the general notices of your Projector.

FCC notice

This device has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This device generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.

However, there is no guarantee that interference will not occur in a particular installation. If this device does cause harmful interference to radio or television reception, which can be determined by turning the device off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.
• Increase the separation between the device and receiver.
• Connect the device into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/television technician for help.

Notice: Shielded cables

All connections to other computing devices must be made using shielded cables to maintain compliance with FCC regulations.

Caution

Changes or modifications not expressly approved by the manufacturer could void the user's authority, which is granted by the Federal Communications Commission, to operate this computer.

Operation conditions

This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions:

1. this device may not cause harmful interference, and
2. this device must accept any interference received, including interference that may cause undesired operation.

Notice: Canadian users

This Class B digital apparatus complies with Canadian ICES-003.

Declaration of Conformity for EU countries

• EMC Directive 89/336/EEC (including amendments)
- Low Voltage Directive 73/23/EEC (amended by 93/68/EEC)
• R & TTE Directive 1999/EC (if product has RF function)