Runco QuantumColor CineWide with AutoScope Q-1500d, Installation & Operation Manual, Page: 78 / 148

Installation
62 Q-1500d Series Installation/Operation Manual
PRE
L
IMINAR
Y
“Keystoning” usually occurs when the projector is tilted relative to the screen. “Pincushion”
distortion can sometimes occur if the throw distance is very short and/or the projector is
equipped with an anamorphic lens.
Corner/Midpoint Alignment — 16:9 A s pect Ratio:
1. Select the 16:9 aspect ratio using either the DHD Controller remote control unit (see
Figure 2-8) or the OSD menu (press MENU , then select A s pect Ratio -> 16:9 ). This
should move the anamorphic lenses out of the optical path.
2. On the DHD Controller remote control or front panel, press MENU .
3. Select Calibration from the Main Menu.
4. Select Adju s tment Mode from the Calibration Menu and set it to S econdary .
5. Select Image Alignment from the Calibration Menu.
6. Select Corner Alignment to correct a “keystoned” image by adjusting the image
corner positions. Select Midpoint Alignment to correct pincushion distortion by
adjusting the image edge mid-points. See Figure 3-28.
Figure 3-28. Image Alignment Control s
This procedure is normally performed only on the secondary optical
engine.
Use the built-in test pattern when adjusting the image corners or
midpoints. To access it, check the
Secondary (or Primary ) Test
Pattern box in the Corner Alignment or Midpoint Alignment menu.
Note
Tip
Top Left ( x , y)
Left
Middle ( x )
Left/Right
Middle (y)
Right
Middle
(
x )
Bottom Left ( x , y)
Top Right ( x , y)
Bottom Right ( x , y)
Top/Bottom Middle ( x )
Top Middle (y)
Bottom Middle (y)
Notes:
1. S maller “x ” value s move a point to the left; larger value s move it to the right.
2. S maller “ y ” value s move a point up; larger value s move it down.
Center
( x , y)