Epson Powerlite 7500c Multimedia Projector Users Guide

Launching the Software
91
Launching the Software on a Macintosh
1. Open the ELPLink3 folder.
2. Double-click the ELP Link 3 icon. 
ELP Link III launches and three menus—File, Option, and 
Help—appear at the top of the screen. If you’re launching ELP Link 
III for the first time, select COM Port from the Option menu, then 
choose either the  printer or  modem port (whichever port you 
connected the serial cable to). Then open the Option menu and 
select Property Setting to display the ELP Link III main...

4    Using the ELP Link III Software             92
Using the Software
The ELP Link III software can be used to:
Change the COM port assignment

Customize the remote control Effects buttons 

Control standard and special projector features
Note: If you ever select Unconnected and Execute
 from the Option 
menu, always uncheck the setting before exiting ELP Link III so the 
program starts correctly the next time you use it.
Changing the COM Port Assignment
If you did not select the correct COM...

Using the Software
93
Assigning Functions
Each of the five Effects buttons is assigned a default function. If you 
want to assign a different function to a button, click the list box that 
corresponds to the button number and select a new function from the 
list.
Function Description and Usage
To reassign a function to an Effects button on the remote control, 
select the corresponding Effects button on the ELP Link III main 
dialog box, then choose a function for it from the pull-down menu. 
(See page 92...

4    Using the ELP Link III Software             94
The table below describes these functions and how to use them. 
Note: Once you have pressed an Effects button, you can size and 
position the effect using either your mouse or your remote control 
(if you’ve set up the remote control to function as a mouse).Function Description and usage
Line Draws a straight line on the screen.
Press the Effects button assigned to this effect. Then press the bottom multi-purpose 
button once to define the line start...

Using the Software
95
Note: To cancel or end a function, double-click with your mouse or 
press the bottom multi-purpose button twice (if you’re using the 
remote control as a mouse).Bar Creates a horizontal or vertical bar. You can use this function to highlight a portion of 
the screen with a horizontal or vertical bar.
Press the Effects button assigned to this effect. Move the bar using the remote pointer 
button. Press the bottom multi-purpose button to lock the bar in place. To draw 
another bar,...

4    Using the ELP Link III Software             96
Setting Effects Options
Once you have assigned functions to one or more Effects buttons, 
you can specify detailed options for each function.
To set detailed options, click Detail Setting on the ELP Link III 
main dialog box. A dialog box similar to the following appears. 
(The options and tabs displayed depend on which functions are 
currently assigned to the Effects buttons.) 
Click the tab for the function you want to adjust, then make any 
settings...

Using the Software
97
The following table describes the available options for each 
function. Function Options
Line Width  Specify the line width, from 1 to 32 points.
Grid Specify whether to have the line “snap” to the corners of a 
grid by entering the size of the sides of the box, in pixels 
(dots).
Color  Choose a color for the line.
Transparent Click this checkbox to make the background text or image 
visible through the line. 
Ellipse Width  Specify the line width, from 1 to 32 points.
Color...

4    Using the ELP Link III Software             98
Saving and Recalling Effects Button Assignments
To save Effects button assignments, click Execute. 
To save multiple sets of button assignments, click Registration and 
specify a name for the current settings.
To recall a saved set of assignments, select its name from the Setting 
menu.
To delete a set of assignments from the Setting menu, select its 
name and then click Delete.
To exit without saving the settings, select Exit from the file menu.Stamp...

Using the Software
99
Controlling Projector Features
You can use the Projector Setting window to control the following 
features: 
Projector Controls

Test Pattern 

Gamma Setting

User’s Logo
Displaying the Projector Setting Window
Follow these steps to display the Projector Setting window from 
Windows:
1. Open the ELP Link III main dialog box. See page 88 for 
instructions using Windows, or page 90 for Macintosh 
instructions.
2. Click the Projector Setting icon at the bottom of the screen. The...

4    Using the ELP Link III Software             100
Using the Quick Change Toolbar 
To quickly change some basic projector settings, click one of the 
toolbar buttons described below:
Changing Projector Settings 
1. Click Projector Control on the Projector Setting window. The 
following window appears:
Power On, Off
Volume Up, Down
Brightness Up, Down Contrast Up, Down
Blank, Freeze
Auto, Resize
Video, Computer
5500.book  Page 100  Wednesday, August 4, 1999  4:41 PM