Epson Powerlite 7500c Multimedia Projector Users Guide

							Connecting the ELP Link III Cables
81
4. Connect the other end of the PS/2 mouse cable to the mouse port 
on your laptop.
Note: If your laptop uses a serial mouse, perform steps 3 and 4 
using the serial mouse cable instead of the PS/2 mouse cable 
(not shown in the illustration). 
5. To configure the projector from your laptop using the ELP 
Link III software or to use the Effects buttons on the remote 
control, connect one end of the 9-pin serial cable to the SERIAL 
terminal on the square end of the main cable.
Note: You will not be able to use the ELP Link III software if 
your laptop has only one serial port that is being used to 
support a serial mouse.
6. Connect the other end of the 9-pin serial cable to the serial port 
on the back of your laptop.
7. Tighten the screws on all connectors.
8. 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.
9. Go to page 85 to install the software.
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Connecting to a Desktop Macintosh 
The main cable included in your ELP Link III set connects the Mac 
mouse cable (needed to use the remote control as a mouse) and Mac 
serial cable (needed to use the ELP Link III software) from your 
Macintosh to the projector. 
1. If you connected the Mac mouse cable included with the 
projector as described on page 29, disconnect it from the 
computer and the projector.
2. Connect the round end of the main cable to the projector’s 
Mouse/Com port.
Mac serial cable
Mac mouse cable
main cable Mouse/Com port
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3. Connect the Mac mouse cable included with the ELP Link III 
set to the MOUSE terminal on the square end of the main cable.
4. If your computer’s mouse cable is still connected to the 
computer, disconnect it. Then connect the other end of the Mac 
mouse cable included with the ELP Link III kit to the Mouse 
port on your Macintosh.
5. Connect either end of the Mac serial cable to the SERIAL 
terminal on the square end of the main cable. Connect the other 
end of the Mac serial cable to the  printer or  modem port 
on the back of your Macintosh.
6. Go to page 85 to install the software.
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Connecting to a PowerBook  
 
The main cable included in your ELP Link III set connects the Mac 
mouse cable (needed to use the remote control as a mouse) and Mac 
serial cable (needed to use the ELP Link III software) to the 
projector. 
1. If you connected the Mac mouse cable included with the 
projector as described on page 33, disconnect it from the 
PowerBook and the projector.
2. Connect the round end of the main cable to the projector’s 
Mouse/Com port.
Mac serial cable
Mac mouse cable
main cable
Mouse/Com port
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							Installing the Software
85
3. Connect one end of the Mac mouse cable included with the ELP 
Link III set to the MOUSE terminal on the square end of the 
main cable.
4. Connect the other end of the Mac mouse cable to the mouse port 
on the back of the PowerBook.
5. Connect either end of the Mac serial cable to the SERIAL 
terminal on the square end of the main cable. Connect the other 
end of the Mac serial cable to the  printer or  modem port 
on the back of your PowerBook.
Note: After you turn on the projector and computer, you may 
need to choose Mirroring in the Display Control Panel to 
display the image on the LCD screen as well as the projector 
screen. See your Macintosh documentation for details. (This 
step is not necessary on some newer systems, which can detect a 
dual video signal.)
6. Now install the software as described on page 87.
Installing the Software
ELP Link III software can be used with the following operating 
systems:
Windows 3.x

Windows 95

Windows 98

Windows NT 4.0
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Macintosh OS System 7.x and OS System 8.x 
Installing the Software for Windows
Follow these steps to install ELP Link III for Windows 3.x, 
Windows 95 or 98, or Windows NT:
1. Turn on your computer and start Windows. Make sure all screen 
savers are off.
2. Insert the Projector Software CD into your CD-ROM drive. 
3. If you have Windows 95, 98, or NT, the installer program 
should start up automatically. Go to step 4. If it doesn’t, click 
Start and then Run.
If you have Windows 3.x, in Program Manager click on the File 
menu, then on Run. 
The Run dialog box appears. Type E:\SETUP (substitute the 
correct drive letter for your CD-ROM drive if it is not E), then 
click OK. 
4. You see the ELP Link III welcome screen listing the languages 
available for installation screens. Select the language you want 
for running the software and click OK.
5. You see the ELP Link III main menu. Click Install ELP Link III 
V2.0.
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6. You see a list of items to install. Make sure ELP Link III V2.0 
and ELP Link User’s Guide are checked. If you don’t have 
Adobe
® Acrobat
® Reader on your system, also check Acrobat 
Reader to install the program so you can view your online 
manual. Then click Install.
7. After a moment, you see the ELPLink3 Welcome screen. Click 
Next.
8. You see the Software License Agreement screen. Read the 
agreement and click Yes.
9. An Information screen warns you that leaving a screen saver on 
may cause problems while running the software. Click Next. 
(See “Launching the Software” on page 88 for more information 
about turning off your screen saver.)
10. Follow the instructions on the screen to select a directory or a 
folder for the software. Then the Installer copies the ELP Link 
III files to your system.
11. When the installation is complete, click Finish.
12. If you selected to install the online User’s Guide and Acrobat 
Reader, follow the on-screen instructions to install them.
13. When you return to the ELP Link III main menu, click QUIT.
Installing the Software for a Macintosh 
Follow these steps to install the software for the Macintosh:
1. Insert the Projector Software CD into your CD-ROM drive. 
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2. Open the CD-ROM drive folder, if necessary.
3. Double-click the Installer icon.
4. You see a dialog box asking you to select a language for the 
software. Select a language and click OK.
5. You see the ELP Link III main menu. Click Install ELP Link III 
V2.0.
6. You see the Software License Agreement screen. Read the 
agreement and click Accept.
7. You see the Installer dialog box. Click Install. The installer 
copies the program to your hard disk.
8. When the installation is finished, click Quit.
Launching the Software
Follow the steps in the appropriate section below to launch the 
software. If you’re using the remote control as a mouse, use the 
pointer button to position the cursor and the bottom multi-purpose 
button to launch the software.
Note: Make sure you have disabled any screen savers on your 
system before running the software.
Note: If you have a Macintosh, your screens may look slightly 
different than the screens in this chapter.
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Launching the Software from Windows
If you have Windows 3.x, double-click the ELPLink3 program 
group icon in the Program Manager. Then double-click the 
ELPLink3 icon.
If you have Windows 95, 98, or NT, click Start, then select 
Programs, ELPLink3, and then click the ELPLink3 program icon. 
The ELP Link III program icon appears minimized on the taskbar. 
Click the minimized icon.
Note: If you see a prompt asking you to select a port or open the 
software with the projector disconnected, it may be because the 
projector is disconnected or is connected to an incorrect COM port. 
If you want to run the software without the projector connected, 
select Unconnected and Execute
. If it is connected, click Select a 
port, and retry
. Then select the COM port you’re using on the next 
screen.
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The ELP Link III main dialog box appears.
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