Advertisement
Introduction — Planning, cont'd
• Lighting
Type and control (important for projector image viewing)
Ambient light from windows
Windows
TV / VCR / DVD
Inputs
Example classroom installation
b. Location of the screen and projector
• Proposed screen location
Normally located at the front center of the room (not covering fire alarm strobes when screen is lowered)
Dimensions and type of screen (maximum image size, motorized or hanging screen)
• Proposed projector location
Aligned with center of the screen. Not an obstruction to viewing
Projector's throw distance (maximum and minimum limits to screen) of the image
Horizontal offset (horizontal distance from the center of the lens to the center of the projector)
Vertical offset of the projected image (height relationship between the projector and the screen)
Projector angle (image projected up, down, or horizontal to screen)
Power source for the projector: existing and accessible or needing installation
Projector weight. The Universal Projector Bracket (UPB 25) supports a maximum weight of 25 lbs.
Overhead clearances (refer to a copy of "ADA Standards for Accessible Design", "Section 4-4", "Head Room"
for ADA requirements)
80"
(203 cm)
Min
Walking Parallel to a Wall
(ADA referenced figure 8a, redrawn)
ADA overhead and side clearance requirements
1-4
PoleVault Systems Installation • Introduction — Planning
PVT A/V Wallplate
Screen/White Board
Location
Location
4"
(10 cm)
Max
Greater than
27"
(68.5 cm)
Student Desks
Speaker
Location
Projector/Switcher
Location
MLC Controller
Location
Teacher's Desk
Advertisement
