Optoma Hd70 Projector User Manual

31 English
User Controls

rience a vertical flickering bar, use this function to make 
an adjustment.
  Tracking : Synchronizes the signal timing of the display 
with the graphics card. If you experience an unstable or 
flickering image, use this function to correct it.
  H. Position: Adjusts the horizontal position.
  V. Position: Adjusts the vertical position.  

32English 
User Controls

 Menu Location
Choose the menu location on the display screen.
 Source Lock
When this function is turned off, the projector will search for 
other signals if the current input signal is lost. When this func-
tion is turned on, it will search for a specified connection port.
 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.
 Auto Power Off (min)
Sets the interval of...

33 English
User Controls

Options | 
Lamp Settings
 Lamp Hour
Displays the cumulative lamp operating time.
 Lamp Reminding
Choose this function to show or to hide the warning message 
when the changing lamp message is displayed. The message 
will appear up 30 hours before suggested replacement of 
lamp. 
 Bright Mode
Choose “On” to increase the brightness. Choose ”Off” to re-
turn normal mode.
 Lamp Reset
Reset the lamp life hour after replacing the lamp.  

34English 
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 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.
 Partial, scrolling or incorrectly displayed image
 Press...

35 English
Appendices

 6.  Select the “Change” button under the “Monitor” tab.
 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 SXGA+ (1400 x 1050). (*)
 If you are using a Notebook:
 1.  First, follow the steps above to adjust resolution of the com-
puter.
 2.  Press the toggle output settings. Example:...

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Appendices

 Image is out of focus
 Make sure the Lens cap is removed.
 Adjusts the Focus Ring on the projector lens.  
 Make sure the projection screen is between the required 
distance 4.9 to 39.4 feet (1.5 to 10.0 meters) from the pro-
jector. 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 the LBX format DVD title, please change the...

37 English
Appendices

Intermission Problems
 The projector stops responding to all controls
 If possible, turn off the projector, then unplug the power cord 
and wait at least 30 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...

38English 
Appendices

 Message Reminders
 Fan failed:
 
 Over temperature:
 
 Thermal Warning:
 
 Replacing the lamp:
   

39 English
Appendices

Remote Control Problems
 If the remote control does not work
 Check the operating angle for the remote control is approxi-
mately ±22.5°.
 Make sure there are not any obstructions between the re-
mote control and the projector. Move to within 6 m (20 ft) of 
the projector.
 Make sure batteries are inserted correctly.
 Make sure batteries are exhausted. If so, replace weak batter-
ies in the remote control.  

40English 
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 is hot!  Allow it to cool down before changing lamp!
Warning: To reduce the risk of...