Epson Powerlite 7850p Technical Specifications

EPSON PowerLite 7850p Projector
10 - EPSON PowerLite 7850p Projector 6/03 Note: If the projector does not respond to the remote control, make 
sure batteries are installed and the switch on its side is turned on. 
The projector also might not respond if the batteries are weak, 
you’re standing at too great a distance from the projector, ambient 
light is too bright, a certain type of fluorescent light is present, a 
strong light source (such as direct sunlight) shines into the infrared 
receiver, or...

EPSON PowerLite 7850p Projector
6/03 EPSON PowerLite 7850p Projector - 11 Setting the Remote Control ID
The remote control’s default ID is zero, which allows it to 
control any projector (although not switch between 
projectors). If you want to switch between projectors, follow 
these steps to change the remote control’s ID to match that of 
the projector:
1. Press the 
ID button on the remote 
control. You see it light up. 
2. Press one of the numbered 
buttons on the remote 
control to select the...

EPSON PowerLite 7850p Projector
12 - EPSON PowerLite 7850p Projector 6/03 Configuring the Connection
You must configure both the projector and your network card 
settings to project wirelessly.
You can configure the projector for either of the following 
modes:
Ad Hoc mode: Lets you connect just one PC or laptop at a 
time; you need the EPSON 802.11b card and a computer 
with a wireless network card.
Access Point mode: Lets multiple users access the projector at 
the same time, or trade off control of...

EPSON PowerLite 7850p Projector
6/03 EPSON PowerLite 7850p Projector - 13 5. When done making settings, press 
ESC on the remote 
control to highlight the 
OK button at the top of the screen. 
Then press 
Enter. Highlight the OK button again and press 
Enter to return to the main EasyMP Network Screen.
Configuring the Network Settings on Your 
Computer
Before connecting to the projector wirelessly, make sure the 
network settings for your computer match the settings you 
entered for your projector. Also,...

EPSON PowerLite 7850p Projector
14 - EPSON PowerLite 7850p Projector 6/03 3. Click the 
Configure button. Then click the Advanced tab 
on the screen that appears. You see a screen like this:
4.Ad Hoc mode: Highlight 
Network Type in the Property 
list and set the Value to 
802.11 Ad Hoc.
Access Point mode: Highlight 
Network Type and set the 
Value to 
Infrastructure.
5.Ad Hoc mode: Highlight 
SSID and set the Value to match 
the name you gave the projector’s ESSID (for example, 
CONF ROOM). If your...

EPSON PowerLite 7850p Projector
6/03 EPSON PowerLite 7850p Projector - 15 12. Verify that you’ve enabled your computer’s connection to 
the access point. It should be listed as shown above, with 
the small icon  next to it, indicating a connection.
If it’s not listed, click 
Configure and then type the name of 
your access point.
13. When done, click 
OK. Continue with “Projecting 
Wirelessly” on page 15.
Checking the Gateway IP Address
If you’re entering IP addresses manually in Access Point mode 
and...

EPSON PowerLite 7850p Projector
16 - EPSON PowerLite 7850p Projector 6/03 2. If you don’t see your projector, check the following:
❏Make sure your wireless signal is strong enough to 
establish a connection (see your computer 
documentation for details).
❏Make sure your computer’s SSID matches the ESSID 
you assigned to the projector (for example, 
CONF 
ROOM). Remember that both the SSID and ESSID are 
case-sensitive. If you’re using channel mode (Ad Hoc 
mode only), make sure the channel set for the...

EPSON PowerLite 7850p Projector
6/03 EPSON PowerLite 7850p Projector - 17 2. Click the 
Extension button. You see this screen:
3. Click 
Use IP connect mode, then click OK. You see this 
screen:
4. Click 
IP connection. You see this screen:
5. Enter the projector’s IP address and click 
Search.The IP address appears in the Projector list and a 
searching icon displays.
If the search fails to find a projector with the specified IP 
address, the searching icon turns into a question mark. If 
this happens,...

EPSON PowerLite 7850p Projector
18 - EPSON PowerLite 7850p Projector 6/03 If you’re using a network management utility running SNMP, 
you can configure your network to send trap alerts even without a 
plug-n. See the User’s Guide for more information.
Make sure you have installed the EMP Monitor software 
(included on the projector’s CD-ROM) on the computer you 
want to use to monitor your projectors. (See the User’s Guide 
for instructions.)
Note: Your computer must be running Microsoft Windows XP,...

EPSON PowerLite 7850p Projector
6/03 EPSON PowerLite 7850p Projector - 19 Registering Projectors in EMP Monitor
Before you can monitor a projector, you have to register it. 
Follow these steps:
1. Open EMP Monitor. You see this screen:
2. Click 
Register projector. You see this screen:
3. Click 
Auto detect to locate projectors currently operating 
on the network. Or click 
Manual registration and enter 
the projector’s name and network address. 
Note: If Auto detect fails to find the projector, your...