Extron electronics PVS 405D Installation Manual page 10

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Location of the Screen and Projector
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PoleVault Digital Systems • Introduction
Ceiling and wall type (important in assessing the hardware needed)
Ceiling type: dropped, spline, hard lid, and similar. Structural type (wood, concrete,
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trusses), plenum or non-plenum
Wall type: drywall, cement, brick.
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WARNING: Structural ceiling failure could cause death serious injury or
death. Check the structural ceiling to ensure that it can handle a load four times
the weight of the final setup.
Lighting:
Type and control (important for projector image viewing)
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Ambient light from windows
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Student Desks
Windows
TV / VCR / DVD
Inputs
Screen/White Board
Location
PVT A/V Wallplate Location
Example Classroom Installation
Figure 3.
Proposed screen location (normally located at the front center of the room)
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The lowered screen does not cover safety devices, such as fire alarm strobes.
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Dimensions and type of screen (maximum image size, motorized or hanging screen)
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Proposed projector location
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Projector aligned with center of the screen and not an obstruction to viewing
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Projector throw distance (maximum and minimum limits to the screen) of the image
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Horizontal offset (horizontal distance from the center of the lens to the center of the
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projector)
Vertical offset of the projected image (height relationship between the projector and
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the screen).
Projector angle (image projected up, down, or horizontal to screen)
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Power source for the projector: existing and accessible or needing installation
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Projector weight: the Universal Projector Bracket (UPB 25) supports a maximum
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weight of 25 pounds.
Viewing obstructions: pillars, furniture and so forth, window locations for glare
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reduction, obstructions between projector and screen.
Overhead clearances (refer to a copy of ADA Standards for Accessible Design,
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Sections 307 and 308, for ADA requirements).
Speaker
Location
Projector/Switcher
Location
MLC controller
Location
Teacher's Desk