Epson Powerlite 7800p Technical Specifications

P R O D U C T  I N F O R M A T I O N  G U I D E
5/03
EPSON
UPDATE
5/23/03
This package provides a new multimedia projector product section to be added to the 
EPSON
 ® Product Information Guide. The table of contents of this section is listed below.
EPSON PowerLite® 7800p
TABLE OF CONTENTS
Projector Specifications ................................................................................ EPSON PowerLite 7800p Projector - 1
Positioning the Projector...

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Projector Specifications 
General
Type of display Poly-silicon Thin Film Transistor
(TFT), Active Matrix
Size of LCD panels    Diagonal: 1.0 inch (25.4 mm) 
Lens F=1.7 to 2.3, f=28 to 37 mm
Zoom ratio 1:1.35
Resolution 1024
 × 768 pixels (native format)
Color reproduction 24 bit, 16.7 million colors
Brightness 3500 ANSI lumens in high brightness 
mode; 2500 lumens in low brightness 
mode
Contrast ratio 700:1
Image size 30 to 300...

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Environmental
Temperature Operating: 41 to 95 °F (5 to 35 °C)
Storage: 14 to 140 °F (–10 to 60 °C)
Humidity Operating: 20 to 80% RH, 
non-condensing
Storage: 10 to 90% RH, 
non-condensing
Safety
United States FCC 47CFR Part 15B Class B (DoC)
UL1950 Rev. 3
Canada ICES-003 Class B
CSA C22.2 No. 950-95 (cUL)
CE Marking Directive 73/23/EEC, 89/336/EEC
EN 55022, EN 55024
Compatible Video Formats
You can use any of the following video...

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Positioning the Projector
Follow these guideline when deciding where to place the 
projector:
❏Place the projector on a sturdy, level surface.
❏Make sure there is plenty of space for ventilation around 
and under the projector. Do not set it on top of anything 
that could block the vents under the projector. 
❏Make sure the projector is within 10 feet of a grounded 
electrical outlet or extension cord. 
Image size increases with...

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Connecting the Projector
You can connect the projector to three computer sources or 
four video sources—up to a total of four sources altogether. 
You can include an independent sound channel for each 
source. (See the Quick Setup poster or the User’s Guide for 
complete setup instructions.)
Note: The preview feature lets you see all the sources at a glance, 
so you can easily switch among them. See page 5.
Types of Connections
The...

EPSON PowerLite 7800p Projector
5/03 EPSON PowerLite 7800p Projector - 5 Follow these guidelines when using an external monitor:
❏The monitor displays the currently selected computer 
source. Press the 
Preview button on the remote control if 
you want to display all the active sources at once (see 
“Previewing Image Sources” on this page).
❏If you want, you can view (or preview) images on the 
monitor while the projection screen is darkened by pressing 
the 
A/V Mute button. 
❏You can also view images...

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6 - EPSON PowerLite 7800p Projector 5/03 You see the currently selected source displayed in the main 
window, as shown below. All other sources (including the 
currently selected source) are displayed in smaller preview 
windows on the right side and at the bottom.
If no equipment is connected to a port, or if there is no 
incoming signal, the preview window for that source 
appears blank. 
Note: Movies are displayed as still images on the preview 
screen.
2. Press the...

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If you’re using OS 8.6 to 9.x:
You may need to set up your system to display on the 
projector screen as well as the LCD screen. Follow these steps:
1. From the Apple menu, select 
Control Panels, then click 
Monitors or Monitors and Sound.
2. Click the 
Arrange icon.
3. Drag one monitor icon on top of the other. 
If the Arrange option isn’t available, you may need to select 
one of the Simulscan resolution settings:
1. Click the...

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Adjusting the Image Shape
In most cases, you can maintain a rectangular image by 
placing the projector directly in front of the center of the 
screen with the base of the lens level with the bottom of the 
screen. 
Even if the projector is slightly tilted (within a range of 40° up 
or down), the projector’s automatic keystone correction 
function detects and corrects vertical keystone distortion.
It takes about one second after...

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Correcting Computer Images
If you’ve connected a 
computer and the image 
doesn’t look right or fit 
properly on the screen, press 
the 
Auto button on the 
remote control (or the 
Auto/Enter button on the 
projector’s control panel). 
This automatically resets the projector’s tracking, sync, 
resolution, and position settings. 
Note: You must be projecting an image for this button to have 
any effect. The 
Auto button works only...