Runco Rs 900 Projector User Manual

Installation
Runco RS-900 Owner’s Operating Manual 17 
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3.3 
Installation 
Considerations
Proper installation of your projector will ensure the quality of your display. Whether you are 
installing a projector temporarily or permanently, you should take the following into 
account to ensure your projector performs optimally.
Installation TypeChoose the installation type that best suits your needs: front or rear screen, floor mount or 
inverted mount. 
Table 3-2 compares these various...

Installation
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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 lens...

Installation
Runco RS-900 Owner’s Operating Manual 19 
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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 3-2.
Figure 3-2. Projector Placement
Height
Projection DistanceCeiling
Ceiling...

Installation
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Vertical Lens ShiftIf it is not possible to align the projector and screen as shown in Figure 3-2, you can use 
the lens shift (LENS) controls on the projector remote to center the image on the screen. 
Vertical lens shift is generally expressed as a percentage of the screen height, as shown in 
Figure 3-3.
Figure 3-3. Vertical Lens Shift (Example Only)
The RS-900 provides up to 40% of vertical lens shift above and up to 60% of 
vertical...

Installation
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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 3-4. The position of the projector and 
mirror must be accurately set. If you are considering this type of installation, contact your 
dealer for assistance.
Figure 3-4. Folded Optics
Other ConsiderationsOther considerations and tips that can help improve your installation:
 Keep the...

Installation
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Installing the AutoScope 
Lens Motor 
(RS-900/CineWide with 
AutoScope) 
Figure 3-5 shows the RS-900/CineWide with AutoScope motor assembly. 
Figure 3-5. RS-900/CineWide with AutoScope Motor Assembly – Exploded View
Remove Projector Front Height Adjusters: 
Place the projector upside down on a blanket 
or other soft surface. Then, remove the two 
height adjusters at the front of the projector by 
turning them counterclockwise until they...

Installation
Runco RS-900 Owner’s Operating Manual 23 
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Install Ceiling Mount Adapters/Projector Stands: For ceiling installations, these 
brackets bring the mounting points for the projector mounting rails (included with the 
projector ceiling mount kit) from the bottom of the projector up and around the AutoScope 
lens motor housing. For floor installations (where the projector is upright), the adapters 
allow the projector to lie flat on the mounting surface.
Using the four (4), supplied...

Installation
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Install Lens Motor: 
1. Position the AutoScope Lens Motor (item #2) as shown in Figure 3-7. 
2. Line up the mounting holes on the lens motor housing with those on the underside of 
the projector. 
3. Secure the motor to the projector with the four (4), supplied 10-32 x 1/2” Pan-Head 
Phillips screws (item
 #1) and nylon spacers (item #7). 
4. Secure the AutoScope Ceiling Mount Adapters/Projector Stands to the motor using 
the two (2),...

Installation
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Installing the Fixed 
CineWide Base Plate 
(RS-900/CineWide, 
Prismatic Lens)
To install the fixed CineWide base plate on a RS-900/CineWide with a prismatic 
anamorphic lens:
1. Place the projector upside down on a blanket or other soft surface. 
2.If you are mounting the RS-900/CineWide on a ceiling: Line up the four holes on 
the projector ceiling mounting plate (included with the projector ceiling mount kit) with 
those on the bottom...

Installation
26 Runco RS-900 Owner’s Operating Manual
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Installing the Fixed 
CineWide Base Plate 
(RS-900/CineWide, 
Cylindrical Lens) 
Figure 3-9 shows the RS-900/CineWide cylindrical (Rainier II/McKinley) lens base plate 
assembly.  
Figure 3-9. RS-900/CineWide with Rainier II/McKinley (Cylindrical) Lens Base 
Plate and Ceiling Mounting Plate - Exploded View
➤
Ceiling Mount
Plate (part of 
Ceiling Mount
Kit)
Anamorphic Lens
Base Plate
Nylon Spacer,
5/8” diameter x
3/16” high (4x) Screw,...