Epson Powerlite 7300 Users Guide

Connecting to a Computer
33
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.)
2. Remove the small cover on the Macintosh desktop adapter (as 
shown below) and set its DIP switches in accordance with the 
resolution you want to use, such as 16-inch mode. See your 
Macintosh documentation for instructions.
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1  •  Setting Up the Projector             34
3. Connect the small terminal of the Macintosh desktop adapter to 
the other end of the projector video cable.
4. Disconnect the monitor cable from the video port on the back of 
the Macintosh. Then connect the projector video cable (with the 
Macintosh desktop adapter attached) to the video port on the 
Macintosh. 
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Connecting to a Computer
35
5. To also view the video on the computer’s monitor, attach the large 
end of the Macintosh monitor adapter to the monitor cable and 
connect the other end of the adapter to the projector’s Computer 
Out port.
6. Tighten the screws on all the connectors.
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1  •  Setting Up the Projector             36
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 Mac mouse cable (to use the remote control as a mouse)
l
The Mac 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.   
MAC serial cable
MAC mouse cable
main cable...

Connecting to a Computer
37
1. Connect the small end of the main cable to the projector’s 
Mouse/Com 1 port. (Use the Mouse/Com 2 port to connect a 
second computer.)
2. To use the remote control as a wireless mouse, connect one end of 
the projector’s Mac mouse cable to the MOUSE terminal on the 
large end of the main cable.
3. Disconnect your Macintosh’s mouse cable. Connect the other end 
of the projector’s Mac mouse cable to the mouse port on your 
Macintosh.
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1  •  Setting Up the Projector             38
4. To use the ELP Link III software or use the Effects button on the 
remote control, connect one end of the Mac serial cable to the 
Mac SERIAL terminal on the large end of the main cable. 
5. Connect the other end of the Mac serial cable to the  printer or 
modem port on the back of your Macintosh.
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Connecting to a Computer
39
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 audio-out port on 
your computer. 
audio cable Audio 1 jack
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1  •  Setting Up the Projector             40
Connecting to a PowerBook 
Your PowerBook must have video-out capability in order to connect to 
the projector. 
To connect the projector to your PowerBook, 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....

Connecting to a Computer
41
Connecting the Video Cable
First connect the projector video cable. Refer to this illustration as you 
follow the steps below. 
Note: Some new PowerBooks may allow you to connect the video cable 
directly to the computer without using a video-out cable. See your 
PowerBook manual for additional information on connecting a video 
cable.
video-out cable
projector video cableMacintosh desktop 
adapter Computer 1 
port
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1  •  Setting Up the Projector             42
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.)
2. Remove the small cover on the Macintosh desktop adapter and set 
its DIP switches in accordance with the resolution you want to use 
(such as 16-inch mode). See your Macintosh documentation for 
instructions.
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