Epson Powerlite 7200 Users Guide

							Connecting to a Computer
23
1. Connect the small end of the main cable to the projector’s 
Mouse/Com 1 port. (Use the Mouse/Com 2 port if you are 
connecting a second computer.)
2. To use the remote control as a wireless mouse, connect the 9-pin 
end of the PS/2 mouse cable included with the projector to the 
MOUSE terminal on the square end of the main cable.
3. Disconnect your mouse from the mouse port on the back of your 
computer and replace it with the other end of the PS/2 mouse 
cable included with the projector. (Your computer’s mouse will be 
disabled while you are using the remote control as a mouse.)
Note: If your system uses a serial mouse, perform steps 2 and 3 using 
the PC mouse serial cable instead of the PS/2 mouse cable (not shown 
in the illustration).
 
 
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							1  •  Setting Up the Projector             24
4. To use the ELP Link III software or to use the Effects buttons on 
the remote control, connect one end of the serial cable to the 
SERIAL terminal on the square end of the main cable. 
Connect the other end of the serial cable to the serial port on the 
back of your computer.
Note: You will not be able to use ELP Link III software if your system 
has only one serial port that is being used to support a serial mouse.
5. Tighten the screws on all connectors.
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							Connecting to a Computer
25
Connecting the Audio Cable
1. If you will be using audio, connect one end of the audio cable to 
the Audio 1 jack on the projector. (Use the Audio 2 jack if you 
are connecting a second computer.)   
2. Connect the other end of the audio cable to the speaker or audio 
out port on the computer’s sound card. 
audio cable Audio 1 jack
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							1  •  Setting Up the Projector             26
Connecting to a PC Laptop Computer 
To connect the projector to your PC laptop computer, you need to:l
Connect the projector video cable
l
Connect the mouse and/or serial cable (if you want to use the 
remote control as a mouse or use the ELP Link III software)
l
Connect the audio cable (if you’ll be projecting with audio)
Follow the steps in each section for the cables you need to connect. 
Before beginning, turn off the projector and computer if they are on.
Note: Laptop configurations vary. See your computer manual for the 
location of the ports needed to connect your projector.
Connecting the Video Cable
First connect the projector’s video cable to your laptop. 
1. Connect one end of the projector video cable to the projector’s 
Computer 1 port. (Use the Computer 2 port if you are 
connecting a second computer.)
projector video cable Computer 1 port
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							Connecting to a Computer
27
2. Connect the other end of the video cable to the laptop’s video 
(monitor) port.
3. Tighten the screws on all connectors.
Connecting the Mouse and Serial Cables
If you want to use the remote control as a mouse or use the ELP 
Link III software, you need to connect the main cable. It provides 
connectors for:l
The PS/2 mouse cable (to use the remote control as a mouse)
l
The serial cable (to use the ELP Link III software and the Effects 
buttons on the remote control)
Refer to this illustration while following the steps below.
PS/2 mouse cable
9-pin serial
main cablecable Mouse/Com 1 
port
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							1  •  Setting Up the Projector             28
1. Connect the small end of the main cable to the projector’s 
Mouse/Com 1 port. (Use the Mouse/Com 2 port if you are 
connecting a second computer.)
2. To use the remote control as a wireless mouse, connect the 9-pin 
end of the PS/2 mouse cable included with the projector to the 
MOUSE terminal on the square end of the main cable. 
3. Connect the 6-pin (mini-DIN) end of the PS/2 mouse cable to the 
external mouse port on your laptop.
Note: If your laptop uses a serial mouse, perform steps 2 and 3 using 
the PC serial mouse cable instead of the PS/2 mouse cable (not shown 
in the illustration). 
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							Connecting to a Computer
29
4. To use the ELP Link III software or to use the Effects buttons on 
the remote control, connect one end of the serial cable to the 
SERIAL terminal on the square end of the main cable. 
5. Connect the other end of the serial cable to the serial port on the 
back of your computer.
Note: You will not be able to use ELP Link III software if your laptop 
has only one serial port that is being used to support a serial mouse.
6. Configure your laptop to work with an external mouse.
Note: You may have to set the display to appear on both the laptop’s 
screen and the projector. Some laptops let you change this setting with 
the keyboard’s function keys or by using a setup utility provided by the 
computer manufacturer. Check your laptop’s manual or online help 
for instructions.
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							1  •  Setting Up the Projector             30
Connecting the Audio Cable
1. If you will be using audio, connect one end of the audio cable to 
the Audio 1 jack on the projector. (Use the Audio 2 jack if you 
are connecting a second computer.)   
2. Connect the other end of the audio cable to your laptop. 
audio cable
Audio 1 jack
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							Connecting to a Computer
31
Connecting to a Desktop Macintosh 
To connect the projector to your desktop Macintosh, you need to:l
Connect the projector video cable and computer monitor cable
l
Connect the mouse and/or serial cable (if you want to use the 
remote control as a mouse or use the ELP Link III software)
l
Connect the audio cable (if you’ll be projecting with audio)
Follow the steps in each section for the cables you need to connect. 
Before beginning, turn off the projector and computer if they are on.
Note: Macintosh configurations vary. See your computer manual for the 
location of the ports needed to connect your projector.
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							1  •  Setting Up the Projector             32
Connecting the Video and Monitor Cables
First connect the video and monitor cables. Refer to this illustration as 
you follow the steps below. 
Mac
Computer 1 port
Computer Out port
Macintosh 
desktop adapter
Macintosh 
monitor adapterMacintosh 
monitor cable
projector 
video cable
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