Ricoh PJ WU6181 N, User Manual

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5. Using On-Screen Menu
[GEOMETRIC CORRECTION]
KEYSTONE
Display the trapezoid correction screen and adjust the trapezoidal distortion of the projection screen.
To display the [KEYSTONE] screen, select
→
[DISPLAY]
→
[GEOMETRIC CORRECTION]
→
[KEYSTONE] in the on-screen menu. The
[GEOMETRIC CORRECTION] screen can also be displayed by pressing the Geometric. button on the remote control.
HORIZONTAL ...............Adjustments when projecting from a diagonal direction to the
screen.
VERTICAL .......................Adjustments when projecting from the top or bottom direction
to the screen.
TILT ....................................Adjusts the distortion when performing trapezoidal correction with the screen moved in the vertical direc-
tion using the lens shift.
THROW RATIO ............Adjusts according to the projection ratio of the optional lens used.
Model name of lens unit Adjustment range
Replacement Lens Type1 8
Replacement Lens Type8 8–10
Replacement Lens Type2 12–15
Standard Lens Type1 15–30
Replacement Lens Type3 29–47
Replacement Lens Type4 46–71
NOTE:
• When power is supplied to the device, the adjustment value of the [KEYSTONE] used previously is retained even if the gradient of the device is changed.
• When clearing the adjustment value of [KEYSTONE], press the Geometric. button for 2 or more seconds.
• When setting other [GEOMETRIC CORRECTION] functions, the [KEYSTONE] menu cannot be selected. When performing trapezoidal correction, press the Geometric.
button for 2 or more seconds to clear the adjustment value of [GEOMETRIC CORRECTION].
• As electrical correction is carried out by [KEYSTONE], the brightness may be reduced or the screen quality may deteriorate sometimes.