Epson EB-G6750WU User Manual page 138

Image Maintenance
Attention
Keep the screws in a safe place as you will need these when
transporting the projector.
f
Loosen the locking screws (three points) by 1/4 of a turn (45˚) with
a ball point hexagonal wrench.
Attention
Do not rotate the locking screw more than 1/4 of a turn (45˚). This
may cause malfunctions to occur.
g
Attach the projector lens unit.
"Attaching" p.16
s
h
Turn on the projector in a position that prevents you from looking
directly into the lens.
i
Press the [Test Pattern] button on the remote control or the [
button on the control panel to display the test pattern.
Press the [ ][ ] buttons on the remote control or the [
on the control panel to change the test pattern.
45
]
] button
a
Use the following pattern to adjust the lens balance.
j
Adjust the focus with the focus ring.
"Correcting the Focus"
s
Check the areas that are out of focus on the projection screen.
k
Press the [A/V Mute] button to temporarily hide the images.
l
Insert the ball point hexagonal wrench into the adjustment screw
holes. Cover the lens with your hand so that you cannot look
directly into it.
m
Move around to the back of the projector so that the light cannot
shine into your eyes, and then press the [A/V Mute] button to
release A/V Mute.
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