Epson Powerlite 7850p Multimedia Projector Users Guide

Connecting to Computers, Cameras, and Other Equipment51
Connecting to the Computer Port
Follow these instructions:
1. You can connect to the 
Computer port in the following ways:
■using the VGA computer cable that came with the projector 
(the monitor port on your computer must be a mini D-sub 
15-pin port)
■using the optional BNC/VGA component video cable, if 
your computer provides video output through BNC 
connectors (see page 14). 
2. If you’re using the VGA computer cable, connect one end to the...

52Connecting to Computers, Cameras, and Other Equipment 3. If you’re using the optional BNC/VGA cable, connect the VGA 
connector to the projector’s 
Computer port and plug the BNC 
connectors into your computer’s monitor ports.
4. Optionally, you can connect an external monitor (see page 57), 
play sound through the projector (see page 65), or connect a USB 
cable to use the remote control as a mouse (see page 56).
5. When you’ve finished making any connections, see Chapter 1 for 
instructions on...

Connecting to Computers, Cameras, and Other Equipment53
Connecting to the BNC Connectors
1. Obtain a commercially available standard BNC cable. 
2. Plug the BNC connectors into the projector’s 
B/Cb/Pb, G/Y, and 
R/Cr/Pr connectors as shown below. Depending on your 
computer’s video card, you may have to connect to the projector’s 
V Sync and H/C Sync connectors too. (See your computer 
documentation for more information.)
3. Plug the connectors on the other end of the cable into the BNC 
video out...

54Connecting to Computers, Cameras, and Other Equipment
Connecting to the DVI Port
1. Obtain a DVI digital video cable (either DVI to DVI or DVI to 
DFP; see page 14 for details about ordering a cable from 
EPSON).
2. Connect the cable to the projector’s 
DVI port as shown. 
 
3. Connect the other end to your computer’s DVI port.
4. Optionally, you can connect an external monitor (see page 57), 
play sound through the projector (see page 65), or connect a USB 
cable to use the remote control as a mouse...

Connecting to Computers, Cameras, and Other Equipment55
Using the Macintosh Desktop Adapter
If you have an older desktop Macintosh or PowerBook, the VGA 
cable may not fit when you try to connect it. If so, you’ll need to use 
the Macintosh desktop adapter to connect the VGA cable to your 
computer. This is available from EPSON (see page 13). 
1. To use the adapter, remove its cover as shown and set its DIP 
switches according to the resolution you want to use, such as 
16-inch mode. See your Macintosh...

56Connecting to Computers, Cameras, and Other Equipment
Connecting the Cable for Remote Mouse 
Control 
If you’ve connected a computer as described in this chapter, you 
can use the projector’s remote control as a wireless mouse. This lets 
you control your computer and click through slideshow-style 
presentations, such as PowerPoint, from up to 30 feet away. 
The wireless mouse function is supported on systems with a USB port 
running Windows XP, 98, 2000, or Me, or Macintosh OS 8.6 to 
OS X 10.2. 
1....

Connecting to Computers, Cameras, and Other Equipment57
Connecting an External Monitor
If you want to monitor your presentation close-up (on a monitor 
placed beside the projector) as well as on the screen, you can connect 
an external monitor. 
To attach an external monitor, connect it to the projector’s 
Monitor 
Out
 port, as shown:
 
Follow these guidelines to view images on the monitor:
■The monitor displays the currently selected computer source. 
Press the 
Preview button on the remote control if...

58Connecting to Computers, Cameras, and Other Equipment
Connecting to Video Equipment 
You can connect up to four video sources to the projector at the same 
time. Before starting, look at your video equipment to determine its 
available video-output connections: 
■If your video player has a yellow RCA-style video output 
connector, see “Connecting a Composite Video Source” on 
page 59.
■If your video player has an S-video connector, see “Connecting an 
S-Video Source” on page 60.
■If your video player...

Connecting to Computers, Cameras, and Other Equipment59
Connecting a Composite Video Source
1. Locate the RCA-style video cable provided with the projector. 
2. Connect the cable to the yellow video output connector on your 
player and the yellow 
Video connector on the projector:
3. If you want to play sound through the projector, see page 65 for 
instructions on connecting an audio cable.
4. If you don’t need to make any other connections, see Chapter 1 
or the Quick Setup sheet for instructions on...

60Connecting to Computers, Cameras, and Other Equipment
Connecting an S-Video Source
1. Locate an S-video cable (one is usually provided with your video 
equipment, or you can purchase one from EPSON; see page 13). 
2. Connect the cable between the S-video connector on your player 
and the 
S-Video connector on the projector:
3. If you want to play sound through the projector, see page 65 for 
instructions on connecting an audio cable.
4. If you don’t need to make any other connections, see Chapter 1 
or...