Epson PowerLite 4650 Manual page 128

Setting
Geometric Correction
Split Screen
Control Panel Lock
Options
H/V-Keystone
Quick Corner
Arc Correction
Point Correction
—
Full Lock
Partial Lock
Off
128
Description
Adjusts the projected image
shape
H/V Keystone: lets you manually
correct the angles of the
horizontal and vertical sides
Quick Corner: select to adjust
the position of the four corners
Arc Correction: select to adjust
the curve or arc of the horizontal
and vertical sides
Point Correction: select to
display a grid and finely adjust
the image position
Divides the viewing area
horizontally and displays two
images side-by-side; while in
Split Screen mode, press Menu
to display the Split Screen
options or Esc to cancel split
screen display
Controls projector button locking
to secure the projector
Full Lock: locks all buttons
Partial Lock: locks all buttons
except the power button
Off: no buttons locked