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91 smarttech.com/kb/170549
3
3.5 mm audio connectors 20
A
accessories
included 4
optional 4
alarms 50
aspect ratios 15, 49, 79-81, 83-84
audio
connections for 20
controlling volume of 47
muting 11
resolving issues with 41
B
batteries 10, 89
Blu-ray players 85
C
cameras 85
closed captioning 47
composite video connections 49, 84
connection diagrams
projector 19
contact person 50
D
DHCP 16, 50
display modes 11-12, 47
DNS 50
document cameras 85
dust iv
DVD players 85
E
e-mail alerts 51
electrostatic discharge iv
emergency alerts 50
emissions iv
environmental requirements iv
F
fans 35, 49
flickering 39
focus 18
H
HD signal compatibility 83
HDMI connections 20, 50
head space clearance 6
height 6
humidity iv
I
image
adjusting 19
focusing 18
resolving issues with 37
input selection 49
installation
choosing a height 6