Vidikron Projector Vision Model 85 User Manual

Installation
Vidikron Vision 85 Owner’s Operating Manual 19 
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Throw DistanceThrow distance is the distance measured from the front of the projector to the screen. This is 
an important calculation in any projector installation as it determines whether or not you 
have enough room to install your projector with a desired screen size and if your image will 
be the right size for your screen.
You can quickly estimate the throw distance by taking the width of the screen and 
multiplying it by the...

Installation
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Vertical and Horizontal 
Position
Proper placement of the projector relative to the screen will yield a rectangular, 
perfectly-centered image that completely fills the screen.
Ideally, the projector should be positioned perpendicular to the screen and in such a way 
that the lens center and screen center are aligned with each other, as shown in 
Figure 3-3.
Figure 3-3. Projector Placement
Vertical Lens ShiftIf it is not possible to...

Installation
Vidikron Vision 85 Owner’s Operating Manual 21 
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The Vision 85 provides up to 50% of vertical lens shift in either direction. For example, 
with a 96 x 54-inch (16:9) screen, you can shift the image up to 27.00 inches (0.69
 meters) 
above or below the screen center.
Folded OpticsIn rear screen applications where space behind the projector is limited, a mirror may be used 
to fold the optical path, as shown in 
Figure 3-5. The position of the projector and mirror must 
be...

Installation
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3.4 
Mounting the Vision 85
There are several methods for mounting the projector. Depending on your chosen 
installation, one method may be more suitable than another. 
Floor Mounting (Upright)In typical front and rear screen installations, the projector can be mounted to a secure and 
level surface such as a table or cart. Carts are useful when moving a projector during a 
presentation or from site to site. If possible, lock the...

Installation
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3.5 
Connections to the Vision 
85 and VHD Controller 
Proceed as follows to connect the VHD Controller to the Vision 85, your video sources, 
external controller(s) – if present – and AC power.
When connecting your equipment:
 Turn off all equipment before making any connections.
 Use the correct signal cables for each source.
 Ensure that the cables are securely connected. Tighten the thumbscrews on connectors 
that have them....

Installation
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Connecting Source 
Components to the VHD 
Controller 
Connect your video sources to the VHD Controller as shown and described in the sections 
that follow. 
HDMI Connections: See Figure 3-7. 
Figure 3-7. HDMI Source Connections
➤
Use the HDMI inputs whenever possible. This ensures the highest video 
quality because the signal is carried in the digital domain throughout the 
entire signal path, from source component output into the...

Installation
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Digital (DTV) RGB or Component Video Connections: See Figure 3-8. 
Figure 3-8. Digital (DTV) RGB or Component Video Connections
HD1
HD2
G/YINPUTS
HV R/Pr B/PbG/Y H V R/Pr B/Pb
Component Video Pb
Pr YVideo
S-Video 2 S-Video 1 12 3TRIGGERS
HDMI 1 HDMI 2
DTV or Progressive
Component (YPbPr)
Source
Red/Pr Green/Y  Blue/Pb  Horiz  Vert 

Installation
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Analog (Computer) RGB Connections: See Figure 3-9. 
Figure 3-9. Analog RGB Connections
HD1
HD2
G/YINPUTS
HV R/Pr B/PbG/Y H V R/Pr B/Pb
Component Video Pb PrY Video S-Video 2S-Video 1 12 3TRIGGERS
HDMI 1 HDMI 2
Personal Computer
Red Green Blue Horiz  Vert 

Installation
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Composite/S-Video/Component Video Connections: See Figure 3-10. 
Figure 3-10. Composite, S-Video and Component Video Connections
HD1
HD2
G/YINPUTS
HV R/Pr B/PbG/Y H V R/Pr B/Pb
Component Video Pb PrY Video S-Video 2S-Video 1 12 3TRIGGERS
HDMI 1 HDMI 2
DVD Player, VCR,
Satellite Receiver,
Laser Disc etc.
Pb    Pr      Y 

Installation
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Connecting a PC or 
Automation System to the 
VHD Controller
Use a standard, 9-pin RS-232 cable to connect a PC or home theater control/automation 
system (if present) to the RS-232 Control port on the VHD Controller; see 
Figure 3-11. 
For more information about using this connection, refer to Serial Communications on 
page 67.
Figure 3-11. RS-232 Control System Connection
Connecting 12-Volt Trigger 
Outputs 
to External 
Equipment...