Epson Powerlite 7800p Technical Specifications

EPSON PowerLite 7800p Projector
10 - EPSON PowerLite 7800p Projector 5/03
Enabling Password Protection
To prevent unauthorized use of the projector, you can assign 
it a password. If you do, a screen appears requesting the 
password whenever the projector is plugged in and turned on. 
If an incorrect password is entered three times in succession, 
the projector’s operation is locked and the power cord must be 
disconnected and reinserted to redisplay the password screen. 
Note: If three attempts like...

EPSON PowerLite 7800p Projector
5/03 EPSON PowerLite 7800p Projector - 11 Caution: To avoid damaging the projector or lamp, never 
unplug the power cord when the P power light is green or 
flashing orange.
If you want to turn the projector on again, wait until the 
orange light stops flashing. Then press the P
Power 
button.
4. If you extended the adjustable front foot, press up on the 
blue foot release lever and lower the projector to retract it.
5. Replace the lens cap and unplug the power cord.
6. If...

EPSON PowerLite 7800p Projector
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Using the Control Panel
This table describes the functions of the control panel buttons. 
Controlling Multiple Projectors
If you’re using more than one projector, you can control all 
the projectors—or just selected ones—by using the projector 
ID system with just one remote control. To operate a 
projector, you have to set the remote control’s ID to match 
that of the projector. Or you can control all of the projectors...

EPSON PowerLite 7800p Projector
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Managing Projectors from a Remote 
Computer
The EasyManagement software lets you monitor and control 
projector(s) from a remote computer. These features are 
intended for use by network administrators. 
❏Use EMP Monitor to see your projectors’ status, switch 
image sources, and control basic settings.
❏Use EMP NetworkManager to receive e-mail notifications 
alerting you to possible problems.
❏Use a network management utility...

EPSON PowerLite 7800p Projector
14 - EPSON PowerLite 7800p Projector 5/03 When you finish changing an address in the network menu, 
press the 
Enter button (on the remote control) or the 
Auto/Enter button (on the projector). This stores the 
value. 
6. When you’re done making all necessary changes, press 
ESC 
to exit the menu system.
Opening and Closing EMP Monitor
To start EMP Monitor, click Start > Programs or All 
Programs > EPSON Projector > EMP Monitor
. 
If you’ve added the program to the Startup...

EPSON PowerLite 7800p Projector
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Monitoring Your Projectors
The EMP Monitor screen lets you monitor your projectors 
using the Status, Video Source, and Error icons shown below. 
This lets you see which projectors are currently being used, 
from which source (or port) they are projecting an image, and 
if a problem occurs.
Note: To monitor a projector when it’s in standby mode (plugged 
in but not projecting), you must first select 
Network ON as the 
Standby Mode...

EPSON PowerLite 7800p Projector
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Configuring the Monitoring Interval
If you need to have the most current status information about 
your projectors, click the Refresh button in the EMP 
Monitor screen. 
You can also select how often EMP Monitor checks the 
projector status:
1. From the Tool menu, select 
Configuration. You see this 
screen. 
Note: If you want EMP Monitor to run whenever you start 
your computer, click 
Add to Startup.
2. Select the desired update...

EPSON PowerLite 7800p Projector
5/03 EPSON PowerLite 7800p Projector - 17 3. EMP NetworkManager connects to the projector, and you 
see this screen: 
Note: The projector must be plugged in (projecting or in 
standby mode) for you to be able to connect to it. 
To access a projector in standby mode, you must first select 
Network ON as the Standby Mode setting in the 
projector’s Advanced1 menu. (See the User’s Guide for 
instructions.)
4. Verify that the network settings are correct. (If DHCP is 
on, you...

EPSON PowerLite 7800p Projector
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Projector Status Lights
The lights on top of the projector indicate the projector’s 
status and let you know when a problem occurs. 
Key:   = on  = flashing  = off 
Light Description and solution
If no lights are on, make sure the power 
cord is connected securely both at the 
power outlet and the projector. If you have 
just replaced the lamp, make sure the cover 
is securely fastened
.
When the Ppower light is orange, the...

EPSON PowerLite 7800p Projector
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Cleaning the Lens 
Clean the lens whenever you notice dirt or dust on the surface. 
❏Use a canister of compressed air to remove dust. 
❏To remove dirt or smears on the lens, use lens-cleaning 
paper. If necessary, moisten a soft cloth with lens cleaner 
and gently wipe the lens surface.
Caution: Do not use glass cleaner to clean the lens.
Cleaning the Projector 
Before you clean the case, first turn off the projector and 
unplug...