Sharp PGF310X PG-F310X Operation Manual - Page 32

Correcting Trapezoidal Distortion

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Image Projection (Continued) Correcting Trapezoidal Distortion When the image is projected either from the top or from the bottom towards the screen at an angle, the image becomes distorted trapezoidally.The function for correcting trapezoidal distortion is called Keystone Correction. Adjustment buttons (P/R/O/Q) Note • The Keystone Correction can be adjusted up to an angle of approximately ±40 degrees and the screen can also be set up to an angle of approximately ±40 degrees (when the resize mode is set to "NORMAL" (see page 30)). 1 Press KEYSTONE to enter the Keystone Correction mode. • You can also display the on-screen display of the Keystone Correction mode with KEYSTONE on the projector. 2 Press P/Q or O/R to adjust the Keystone Correction. • You can also adjust the Keystone Correction using the adjustment buttons on the projector. RETURN button KEYSTONE button On-screen display (Keystone Correction mode) KEYSTONE 0 ADJUST END Shrinks upper side. (Move the slide bar in the + direction.) Shrinks lower side. (Move the slide bar in the - direction.) Note • To return to the default setting, press RETURN while the on-screen display of the Keystone Correction mode is on the screen. 3 Press KEYSTONE. • The on-screen display of the Keystone Correction mode will disappear. • You can also use KEYSTONE on the projector. Info • While adjusting the image using Keystone Correction, straight lines and the edges of the image may appear jagged. About the Auto Keystone Correction • The projector automatically detects tilt and the AUTO KEYSTONE feature automatically corrects trapezoidal distortion. Note • Automatic Keystone Correction may not work well in some cases, such as when the screen is leaning, temperature is extremely high or low, or zoom is at maximum or minimum. In these cases, fine adjust the Keystone Correction following steps 1 to 3. • You can select "On" or "Off" for the Auto Keystone Correction mode. (See page 43.) 28

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28
0
KEYSTONE
ADJUST
END
Correcting Trapezoidal
Distortion
When the image is projected either from
the top or from the bottom towards the
screen at an angle, the image becomes
distorted trapezoidally. The function for
correcting trapezoidal distortion is
called Keystone Correction.
• The Keystone Correction can be adjusted up
to an angle of approximately ±40 degrees and
the screen can also be set up to an angle of
approximately ±40 degrees (when the resize
mode is set to “NORMAL” (see page
30
)).
Note
1
2
3
Press
KEYSTONE
.
• The on-screen display of the Keystone
Correction mode will disappear.
• You can also use
KEYSTONE
on the pro-
jector.
Press
P
/
Q
or
O
/
R
to adjust the
Keystone Correction.
• You can also adjust the Keystone Cor-
rection using the adjustment buttons on
the projector.
Press
KEYSTONE
to enter the
Keystone Correction mode.
• You can also display the on-screen dis-
play of the Keystone Correction mode
with
KEYSTONE
on the projector.
• To return to the default setting, press
RETURN
while the on-screen display of the Keystone
Correction mode is on the screen.
Note
On-screen display
(Keystone Correction mode)
Shrinks upper side.
(Move the slide bar in the + direction.)
Shrinks lower side.
(Move the slide bar in the - direction.)
• While adjusting the image using Keystone
Correction, straight lines and the edges of the
image may appear jagged.
Info
KEYSTONE button
Adjustment buttons
(
P
/
R
/
O
/
Q
)
RETURN button
About the Auto Keystone Correction
• The projector automatically detects tilt and the
AUTO KEYSTONE feature automatically cor-
rects trapezoidal distortion.
• Automatic Keystone Correction may not work
well in some cases, such as when the screen
is leaning, temperature is extremely high or
low, or zoom is at maximum or minimum. In
these cases, fine adjust the Keystone Correc-
tion following steps 1 to 3.
• You can select “On” or “Off” for the Auto Key-
stone Correction mode. (See page
43
.)
Note
Image Projection (Continued)