NEC PA803U - 5. Using On-Screen Menu; Setup Menu Navigation: Reference White Balance

103
5. Using On-Screen Menu
[GEOMETRIC CORRECTION]
MODE
Setpatternforcorrectingdistortion.If[OFF]isselected,the[GEOMETRICCORRECTION]becomesineffective.
Ifyouneedtochangeeitherthe[MENUANGLE]or[MENUPOSITION],makesuretochangethesebeforeperforming
the[GEOMETRICCORRECTION].Ifeitherofthemischangedafterperformingthe[GEOMETRICCORRECTION],
corrected values will be reset to the default values.
KEYSTONE
Correctdistortioninhorizontalandverticaldirections.
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 direction
using the lens shift�
THROW RATIO ������� Adjusts according to the projection ratio of the optional lens used�
Model name of lens
unit
Adjustmentrange
NP11FL 8
NP30ZL 8–10
NP12ZL 12–15
NP13ZL 15–30
NP14ZL 29–47
NP40ZL 8-11
NP41ZL 13-30
NP42ZL 30-60
* The values for NP40ZL and NP42ZL are tentative�
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.
• Aselectricalcorrectioniscarried out by[KEYSTONE],thebrightnessmaybe reduced orthescreenqualitymaydeteriorate
sometimes.