Optoma Technology EP725 Projector User Manual


 
27
English
Problem : Image is out of focus
4
Adjust the Focus Ring on the projector lens.
4
Make sure the projection screen is between the required distance
3.94ft.(1.2m)~ 32.81ft.(10.00m) from the projector.
Problem : The screen is outstretched when displaying 16:9
DVD.
The projector itself will automatically detect 16:9 DVD and adjust the
aspect ratio by digitization to full screen with 4:3 default setting.
If the projector is still outstretched, you will also need to adjust the
aspect ratio by referring to the following:
4
Please select 4:3 aspect ratio type on your DVD player if you are
playing a 16:9 DVD.
4
If you cant select 4:3 aspect ratio type on your DVD player, please
select 4:3 On Screen-Display(OSD) function of the projector for
your display.
Problem : Image is reversed.
4
To select Management from the OSD and adjust the projection
direction.
Problem : Lamp burns out or makes a popping sound
4
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 back on until the lamp module has been replaced. To replace
the lamp, follow the procedures in the Changing the Lamp.
Appendices