Optoma Ep739 Projector User Manual

							31... English
6.Click on “Show all devices”. Then select “Standard monitor
types” under the “Manufacturers” box ; choose the resolution
mode you need under the “Models” box.
7.Verify that the resolution setting of the monitor display is less
than or equal to 1024 x 768.
4If you are using a Notebook PC:
1.You are required to implement the above steps of resolution
setting of the computer first.
2.Switch the Notebook PC display to the “external display only”
or “CRT only” mode.
4If you experience difficulty in changing resolutions or your
monitor freezes, restart all the equipment and the projector.
Problem: The screen of the Notebook or PowerBook computer
is not displaying your presentation.
4If you are using a Notebook PC:
Some Notebook PCs may deactivate their screens when a second
display device is in use.  Refer to your computer’s documentation
for information on how to reactivate the monitor display.
4If you are using an Apple PowerBook:
In Control Panels, open the PowerBook Display to select Video
Mirroring “On”.
Problem: Image is unstable or flickering
4Use “Tracking” to correct it.  Refer to page 22.
4Change the monitor color setting from your computer.
Problem: Image has vertical flickering bar
4Use “Frequency” to make an adjustment.  Refer to page 22.
4Check and reconfigure the display mode of your graphic card to
make it compatible with the product.  Refer to page 30.
Problem: Image is out of focus
4Adjusts the Focus Ring on the projector lens.  Refer to page 14.
4Make sure the projection screen is between the required distance
3.9 to 32.8 feet (1.2 to 10.0 meters) from the projector.
Appendices   
						

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Problem: The image is outstretched 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 outstretched, you will also need to adjust the aspect
ratio by referring to the following:
4Please select 4:3 aspect ratio type on your DVD player if you are
playing a 16:9 DVD.
4If 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.
4Select “Management” from the OSD and adjust the projection
direction.  See page 27.
Problem: Lamp burns out or makes a popping sound
4When 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”. See
page 34.
Problem: LED lighting message
MessagePower LED
Temp LED Lamp LED
Green
Standby State
Flashing   (Input power cord)
Lamp lighting
  
Power on  
Power off (Cooling)  
Error (Lamp fail)   
Error (Thermal fail) 
Error (Fan lock fail)  Flashing  
Error (Over Temp.)   
Error
  (Lamp Breakdown)
Appendices   
						

							33... English
Problem: Message Reminders
4“Lamp is approaching the end of its useful life in full power
operation. Replacement Suggested!” will be shown about 10
seconds when lamp life is going to deplete.
4“Projector Overheated. Lamp will automatically turn off soon.” will
be shown when the system temperature is over heat.
4“Fan fail. Lamp will automatically turn off soon.” will be shown
when the fan is out of order.
Appendices   
						

							34English ...
Replacing the lamp
The projector will detect the lamp life itself.  It will show you a
warning message “Lamp is approaching the end of its useful life
in full power operation. Replacement Suggested!” When you see
this message, changing 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 is hot!
Allow it to cool down
before changing lamp!
Lamp Changing Procedure:
1.Turn the power off the projector by pressing the Power
button.
2.Allow the projector to cool down at least 30 minutes.
3.Disconnect the power cord.
4.Use a screwdriver to remove the screw from the cover.n
5.Push up and remove the cover.o
6.Remove the 2 screws from the lamp module.p
7.Pull out the lamp module. q
To replace the lamp module, reverse the previous steps.
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.
 13
4
Appendices
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							35... English
VES A V GA640 x 3507031.57031.5
VES A V GA640 x 3508537.98537.9
VES A V GA640 x 4008537.9----
VES A V GA640 x 4806031.56031.5
VES A V GA640 x 4807237.97237.9
VES A V GA640 x 4807537.57537.5
VES A V GA640 x 4808543.38543.3
VES A V GA720 x 4007031.57031.5
VES A V GA720 x 4008537.98537.9
SV GA800 x 6005635.25635.2
SV GA800 x 6006037.96037.9
SV GA800 x 6007248.17248.1
SV GA800 x 6007546.97546.9
SV GA800 x 6008553.78553.7
VES A X GA1024 x 7686048.46048.4
VES A X GA1024 x 7687056.57056.5
VES A X GA1024 x 7687560.07560.0
VES A X GA1024 x 7688568.78568.7
* V ESA  SX GA1152 x 8647063.8--
* V ESA  SX GA1152 x 8647567.5--
* V ESA  SX GA1152 x 8648577.1--
* V ESA  SX GA1280 x 10246063.986063.98
* V ESA  SX GA1280 x 10247579.98--
* V ESA  SX GA+1400 x 10506063.98--
MA C LC 13640 x 48066.6634.98--
MA C  II 1 3 640 x 48066.6835--
MA C  1 6 832 x 62474.5549.725--
MA C  1 9 1024 x 7687560.24--
* MAC1152 x 87075.0668.68--
MA C  G 4640 x 4806031.35--
i M a c  D V1024 x 7687560--
* i Mac D V1152 x 8707568.49--
* i Mac D V1280 x 9607575--
Compatibility Modes
Remark : “*”
compressed computer
image.
Mode Resolution
Appendices
(ANALOG)
V.Frequency
(Hz)H.Frequency
(kHz)
(DIGITAL)
V.Frequency
(Hz)H.Frequency
(kHz)     
						

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104.3172.31
235.01232.3150.5082.1550.15
55.00
67.00119.00
110.00
Max. / Min.
602.5 / 402.50
49.83
™Please note that
damage resulting from
incorrect installation
will invalidate the
warranty.
Appendices
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
met the following specifications:
4Screw type: M2.6
4Maximum screw length: 10mm
4Minimum screw length: 8mm