Optoma Dx211 Projector User Manual

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User Controls
SETUP | Security
 Change Password
 First time:
1.  Press “” to set the password.
2. The password has to be 4 digits. 
3. Use number button on the remote to enter your new 
password and then press “” key to confirm your 
password.
 Change Password:
1. Press “” to input old password.
2. Use number button to enter current password and then 
press “” to confirm. 
3. Enter new password (4 digits in length) using the number 
buttons on the remote, then press “” to confirm.
4. Enter new password again and press “” to confirm. 
 If you have forgotten your password, please contact your local 
office for support. 
	Pass-code default value is “1234” (first time). 
						

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User Controls
OPTIONS | 
Lamp Settings
 Lamp Hours
Display the projection time.
 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 suggested replacement 
of lamp.
 Brightness Mode
 STD: Choose “STD” to dim the projector lamp which will lower 
power consumption and extend the lamp life by up to 
130%. 
 BRIGHT: Choose “BRIGHT” to increase the brightness.
 Lamp Reset
Reset the lamp hour counter after replacing the lamp. 
						

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User Controls
 Source Lock
 On: The projector will search specified connection port.
 Off: The projector will search for other signals if the current input signal is lost. 
  High Altitude
When “On” is selected, the fans will spin faster. This feature is 
useful in high altitude areas where the air is thin.
 Information Hide
 On: Choose “On” to hide the “searching” message.
 Off: Choose “Off” to show the “searching” message.
 Background Color
Use this feature to display a “Black”, “Red”, “Blue”, \
“Green” or 
“White”, screen when no signal is available.
 Reset
Choose “Yes” to return the display parameters on all menus to the 
factory default settings.
OPTIONS 
						

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User Controls
OPTIONS | 
Advanced
 Direct Power On
Choose “On” to activate Direct Power mode. The projector will 
automatically power on when AC power is supplied, without press-
ing “POWER” button either on the top of the projector or on the 
remote.
 Auto Power Off (min)
Sets the countdown timer interval. The countdown timer will start, 
when there is no signal being sent to the projector. The projector 
will automatically power off when the countdown has finished (in 
minutes).
 
 Sleep Timer (min)
Sets the countdown timer interval. The countdown timer will start, 
with or without a signal being sent to the projector. The projector 
will automatically power off when the countdown has finished (in 
minutes).
  
						

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Appendices
Image Problems
 No image appears on-screen
 Ensure all the cables and power connections are correctly and 
securely connected as described in the “Installation” section.
 Ensure all the pins of connectors are not bent or broken.
 Check if the projection lamp has been securely installed. Please 
refer to the “Replacing the lamp” section.
 Ensure that the “AV mute” feature is not turned on.
 Partial, scrolling or incorrectly displayed image
 Press “RE-SYNC” on the remote.
 If you are using a PC:
 For Windows 95, 98, 2000, XP:
1.  Open the “My Computer” icon, the “Control Panel” folder, and 
then double click on the “Display” icon.
2. Select the “Settings” tab.
3. Verify that your display resolution setting is lower than or equal 
to UXGA (1600 × 1200).
4. 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.
5. Verify the resolution setting is lower than or equal to UXGA 
(1600 × 1200).
 6.  Select the “Change” button under the “Monitor” tab.
Troubleshooting
 If you experience a problem with your projector, 
please refer to the following information. If a 
problem persists, please contact your local  
reseller or service center.  
						

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Appendices
 7.  Click on “Show all devices”. Next, select “Standard monitor 
types” under the SP box; choose the resolution mode you need 
under the “Models” box. 
 8.  Verify that the resolution setting of the monitor display is lower 
than or equal to UXGA (1600 × 1200). 
 If you are using a Notebook:
 1.  First, follow the steps above to adjust resolution of the  
computer.
 2.  Press the appropriate keys listed below for your notebook 
manufacturer to send signal out from notebook to projector. 
Example: [Fn]+[F4]
  
 
 If you experience difficulty changing resolutions or your monitor 
freezes, restart all equipment including the projector.
 The screen of the Notebook or PowerBook computer is not 
displaying your 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 manual for detailed  
information.
 Image is unstable or flickering
 Use “Phase” to correct it. See page 29 for more information.
 Change the monitor color setting on your computer.
 Image has vertical flickering bar
 Use “Frequency” to make an adjustment. See page 29 for more 
information.
 Check and reconfigure the display mode of your graphic card to 
make it compatible with the projector. 
Acer    [Fn]+[F5]
Asus   [Fn]+[F8]
Dell    [Fn]+[F8]
Gateway  [Fn]+[F4]
Mac Apple: System Preference  Display  Arrangement  Mirror display
IBM/Lenovo  [Fn]+[F7]
HP/Compaq  [Fn]+[F4]
NEC     [Fn]+[F3]
Toshiba    [Fn]+[F5] 
						

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Appendices
 Image is out of focus
 Adjust the Focus Ring on the projector lens. 
 Make sure the projection screen is between the required distance 
3.3 to 39.4 feet (1.0 to 12.0 meters) from the projector.  
See page 16.
 The image is stretched when displaying 16:9 DVD title
 When you play anamorphic DVD or 16:9 DVD, the projector will 
show the best image in 16:9 format on projector side.
 If you play 4:3 format DVD titles, please change the format to 4:3 
in the projector OSD.
 If the image is still stretched, you will also need to adjust the 
aspect ratio by referring to the following:
 Please setup the display format as 16:9 (wide) aspect ratio type 
on your DVD player.
 Image is too small or too large
 Adjust the Zoom Ring on the top of the projector.
 Move the projector closer to or further from the screen.
 Press “MENU” button on the remote control, go to “Display  
Format” and try the different settings.
 Image has slanted sides
 If possible, reposition the projector so that it is horizontally 
centered on the screen and below the bottom of the screen.
 Press “Keystone +/-” button on the remote control until the sides \
are vertical.
 Image is reversed
 Select “SETUP  Projection” from the OSD and adjust the  
projection direction.
	Use of Keystone is not recommended. 
						

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Appendices
Other Problems
 The projector stops responding to all controls
 If possible, turn off the projector, then unplug the power cord and 
wait at least 60 seconds before reconnecting power.
 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” section on\
 
pages 40-41.
 
Projector Status Indication
 
 LED lighting message
MessagePower LEDPower LED
(Red)(Blue)
Standby State
(Input power cord)
Power on (Warming)Flashing (0.5 sec off, 0.5 sec on)
Lamp lighting
Power off (Cooling) Flashing (1 sec off, 1 sec on)  
						

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Appendices
 On Screen Messages 
 Temperature warning:
 
 Fan failed:
 
 Lamp warning:
 
 Out of display range:
 
 
Remote Control Problems
 If the remote control does not work
 Check the operating angle of the remote control is within ±15° both horizontally and vertically of one of the IR receivers on the projector.
 Make sure there are not any obstructions between the remote control and the projector. Move to within 7 m (±0°) of the projector.
 Make sure the batteries are inserted correctly.
 Replace batteries if they are exhausted. 
						

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Appendices
Replacing the lamp
The projector automatically detects the lamp life. When the 
lamp life is nearing the end of use, you will receive a warning 
message.
When you see this message, please contact your local reseller 
or service center to change the lamp as soon as possible. 
Make sure the projector has been cooled down for at least 30 
minutes before changing the lamp. 
 Warning: Lamp compartment may be hot! Allow it to cool down 
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.
 Warning: If ceiling mounted, please use caution when  
opening the lamp access panel. It is recommended to wear 
safety glasses if changing the bulb when ceiling mounted. 
“Caution must be used to prevent any loose parts from falling 
out of projector.”