Epson Projector Emp 7800 User Manual

20
Connecting to a Computer
Either of the following two connection methods can be used depending on 
the connection ports or the type of cable being used.
 Use the optional VGA-HD15/BNC PC cable to connect the monitor port 
of the computer to the [Computer] port at the rear of the projector.
See Appendices: Optional Accessories   p.135
 Use a commercially-available 5BNC monitor cable (5BNC
/male-male) 
to connect the monitor ports of the computer to the [BNC] port at the rear 
of the projector.
If...

21
Connecting to a Computer
If connecting to the [BNC] ports
Use the optional DVI-D
/DVI-D digital video cable or DVI-D/DFP digital 
video cable to make the connection.
5BNC monitor cable 
(commercially-available) To monitor ports
To [BNC] ports
red
blue
green Colour varies 
depending on 
cables used
TIP
 After projection starts, change the BNC Input setting in the 
Setting menu to Analog-RGB.   p.83
 If more than one external component is connected to the projector, 
press the [BNC] button on the...

22
Connecting to a ComputerIf Connecting More Than One Computer
The ports shown below can be used to connect computers to the projector. 
If computers are connected to all of the ports shown below, a maximum of 
three computers can be connected.
Connection details p.17–p.21
Monitor output port of 
computer (DVI-D
 or DFP
)
Monitor output port of 
computer (Mini D-Sub 15-pin)DVI-D/DVI-D 
digital video cable 
or DVI-D/DFP 
digital video cable 
(optional) VGA-HD15/
BNC PC cable 
(optional)
Computer cable...

23
Connecting to a ComputerUsing the Remote Control to Operate the Mouse Pointer (Wireless Mouse Function)
You can use the remote control as a wireless mouse to control the mouse 
pointer on the screen by using the accessory USB
 cable to connect the 
USB port of the computer to the [USB] port at the rear of the projector.
* When using the remote control as a wireless mouse, the [Page  ] and 
[Page  ] buttons on the remote control can be used to scroll back and 
forth through slides when projecting a...

24
Connecting to a Computer
Once the connection has been made, the mouse pointer can be operated as 
follows.
Moving the mouse pointer
Tilt the [ ] button on the remote 
control to move the mouse pointer in 
the direction of tilt. 
Left clickPress the [Enter ( )] button.
If you press the [Enter ( )] button twice 
in rapid succession, it has the effect of 
a double-click.
Right clickPress the [ESC ( )] button.
Drag and dropWhen you hold down the [Enter ( )] 
button for approximately 1.5 seconds, 
the...

25
Connecting to a ComputerConnecting an External Monitor
When analogue RGB signals from a computer are being projected, you can 
connect an external monitor to the projector in order to view the images on 
the external monitor at times such as when giving presentations.
Connect the external monitor using the cable that is provided with the 
monitor.
Cable provided with monitor
To [Monitor Out] port (black) Monitor port
TIP
 Digital RGB images from a computer and video images cannot be 
output to an...

26
Connecting to a Video Source
Projecting Composite Video
 Images
Use the accessory RCA video cable to make the connections.
CAUTION
When connecting the projector to other video sources, take the 
following precautions.
 Turn the power off for both the projector and the video source before 
connecting them. If the power for either device is on at the time of 
connection, damage may result.
 Check the shapes of the cable connectors and the device ports before 
making the connections. If you try to...

27
Connecting to a Video SourceProjecting S-Video Images
Use a commercially-available S-Video
 cable to make the connections.
Projecting Component Video Images
Use a commercially-available component video
 cable and three 
conversion adapters to make the connections.
S-Video cable 
(commercially-available)To [S-Video] port To S-Video output port
TIP
If more than one external component is connected to the projector, 
press the [S-Video] button on the remote control after projection 
starts, or repeatedly...

28
Connecting to a Video SourceProjecting RGB Video Images
RGB video is used when projecting RGB signals from a video source other 
than a computer that is connected to the projector. Either of the following 
two connection methods can be used. Use whichever method is suitable for 
the video equipments port.Use the accessory computer cable to make the connections.
TIP
 After projection starts, change the BNC Input setting in the 
Setting menu to either YCbCr
 or YPbPr
 to match the 
signals from the...

29
Connecting to a Video Source
Use a commercially-available RGB video cable to make the connections.
If the RGB Output Ports are the 3BNC PortsTo RGB output ports
RGB video cable 
(commercially-available)To [BNC] ports
red
green
blue
TIP
 After projection starts, change the BNC Input setting in the 
Setting menu to RGB-Video.   p.83
 If more than one external component is connected to the projector, 
press the [BNC] button on the remote control after projection starts, 
or repeatedly press the...