Optoma Technology EP1691 Projector User Manual


 
Setup and Operation
21
Adjusting the Zoom, Focus and Keystone
4.
Use the Image-zoom
control (on the projector
only) to resize the pro-
jected image and screen
size
B
.
5.
Use the Image-focus
control (on the projector
only) to sharpen the pro-
jected image
A
.
6.
Press the Keystone but-
ton on the remote
control. The correspond-
ing buttons are seen on
the panel
7.
Use the Keystone but-
ton to correct image
distortion.
Adjusting the Volume
1.
Press the Volume +/-
button on the remote
control
2.
Use the Volume +/- but-
ton to adjust the level.
3.
Press the AV mute but-
ton on the remote control
to turn off the volume.