Epson PowerLite 900 User Manual page 106

Setting
Keystone
Control Panel Lock
Pointer Shape
Power Consumption
Volume
Mic Input Level
Options
H/V Keystone
Quick Corner
Full Lock
Partial Lock
Off
Three shapes available
Normal
ECO
Varying levels available
Varying levels available
106
Description
Adjusts image shape to
rectangular (horizontally and
vertically)
H/V Keystone: lets you manually
correct horizontal and vertical
sides, or turn automatic
correction on or off
Quick Corner: select to correct
image shape and alignment
using an on-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
Changes the shape of the remote
control pointer feature
Selects the brightness mode of
the projector lamp
Normal: sets maximum lamp
brightness
ECO: reduces lamp brightness
and fan noise, and saves power
and lamp life
Adjusts the volume of projector's
speaker system or external
speakers
Adjusts the volume of the
projector's speaker system when
you use a connected microphone