Epson Projector Powerlite 1725 User Manual

141
A
Projector Installation
This appendix provides guidelines on installing the projector in a 
permanent location, such as a theater or conference room.
The projector can be installed for four different viewing setups: front 
projection, ceiling projection, rear projection onto a semi-transparent 
screen, or rear/ceiling projection, as shown: 
To project from overhead, you’ll need the optional ceiling mounting 
hardware; see page 12 for ordering information. You’ll also need to 
select 
Front/Ceiling...

142Projector InstallationIf you’re mounting the projector on the ceiling and you place it above 
screen level, you’ll have to tilt the projector down to position the 
image on the screen. This causes the image to lose its square shape. 
You can correct the distortion using the 
Keystone function in the 
projector’s menu system (see page 104).
If you place the projector so that the base of the lens is level with the 
bottom of the screen, the image should be square and you won’t have 
to adjust it. If you...

143
B
Technical Specifications
General
Type of display Epson poly-silicon TFT active matrix
Resolution
(native format)
1735W 1280 × 800 pixels (WXGA)
1725 1024 × 768 pixels (XGA)
Color reproduction 16.8 million colors
Light output High Brightness mode:
3000 lumens white light output (ISO 21118 
standard)
3000 lumens color light output
Low Brightness mode:
1900 lumens white light output (ISO 21118 
standard)
1900 lumens color light output
Contrast ratio 2000:1 with auto iris
Image size 30 to 300 inches...

144Technical SpecificationsZoom ratio 1:1.2
Noise level 30 dB in Low Brightness mode, 39 dB in 
High Brightness mode
Keystone correction Automatic (manual adjustment capability 
±30° vertical keystone correction)
Mouse compatibility Supports USB (type B)
Projection Lamp
Type UHE (Ultra High Efficiency)
Power consumption 170 W
Lamp life Approx. 3000 hours (High Brightness 
mode)
Approx. 4000 hours (Low Brightness mode)
Part number V13H010L48
Remote Control
Range 20 feet (6 meters)
Batteries (2) Alkaline...

Technical Specifications145
Power consumption Operating: 
100 to 120 VAC, 243 W
200 to 240 VAC, 230 W
Standby: 
100 to 120 VAC, 4.0 W (network off)
9 W (network on)
200 to 240 VAC, 5.5 W (network off)
10 W (network on)
Environmental
Temperature Operating: 41 to 95 °F (5 to 35 °C)
Storage: 14 to 140 °F (–10 to 60 °C)
Humidity
(non-condensing) Operating: 20 to 80% RH
Storage: 10 to 90% RH
Operating altitude 0 to 7,500 ft (0 to 2,286 m)
Safety
United States FCC 47CFR Part 15B Class B (DoC)
UL60950-1 First...

146Technical Specifications
Compatible Video Formats
The projector supports NTSC, PAL, and SECAM international video 
standards, as well as the monitor display formats listed below.
To project images output from a computer, the computer’s video card 
must be set at a refresh rate (vertical frequency) that’s compatible with 
the projector. Some images are automatically resized using Epson’s 
SizeWise™ technology to display in the projector’s “native” format 
(XGA or WXGA). The frequencies of some...

Technical Specifications147
* Available only on the 1735W when the resolution is set to Wide.
SXGA2—60
SXGA2—75
SXGA2—85
SXGA+60
SXGA+75
SXGA+8560
75
85
60
75
851280 × 960
1280 
× 960
1280 
× 960
1400 
× 1050
1400 
× 1050
1400 
× 1050
SXGA3—60
SXGA3—75
SXGA3—8560
75
851280 
× 1024
1280 
× 1024
1280 
× 1024
UXGA—60 60 1600 
× 1200
iMAC VGA
iMAC SVGA
iMAC XGA
MAC13
MAC16
MAC19
MAC19-60
MAC21117
95
75
67
75
75
59
75640 
× 480
800 
× 600
1024 
× 768
640 
× 480
832 
× 624
1024 
× 768
1024 
× 768
1152 
× 870...

148Technical Specifications 

149
C
Notices
This appendix includes safety instructions and other important information 
about your PowerLite projector.
Important Safety Instructions
Follow these safety instructions when setting up and using the projector:
■Do not look into the lens when the projector is on. The bright light can 
damage your eyes.
■Do not place the projector on an unstable cart, stand, or table.
■Do not operate the projector on its side, or while tilted to one side. 
Do not tilt the projector more than 30° forward or...

150Notices
■Do not use or store the projector or remote control in a hot location, 
such as near a heater, in direct sunlight, or in a closed vehicle.
■Do not block the slots and openings in the projector case. They provide 
ventilation and prevent the projector from overheating. Do not operate 
the projector on a sofa, rug, or other soft surface, or set it on top of loose 
papers, which could block vents underneath your projector. If you are 
setting up the projector near a wall, leave at least 7.9...