Epson Powerlite 71c Multimedia Projector Users Guide

26Using the Projector
If You’re Using a PowerBook Running OS 9.x 
or Earlier. . .
You may need to set up your system to display on the projector screen 
as well as the LCD screen. Follow these steps:
1. From the Apple menu, select 
Control Panels, then click 
Monitors and Sound.
2. Click the Arrange icon.
3. Drag one monitor icon on top of the other. 
If this option isn’t available, you may need to select one of the 
Simulscan resolution settings. Click the 
Monitor icon, then select a 
Simulscan...

Using the Projector27
If You’re Using a PowerBook Running OS X . . .
You may need to set up your system to display on the projector as well 
as the LCD screen. Follow these steps:
1. Select 
System Preferences from the Apple menu.
2. Click 
Displays.
3. Click 
Detect Displays to display part of your desktop on the 
projector screen.
4. To display the entire desktop on both your projector screen and 
LCD screen, click the 
Arrange tab. (If you don’t see this tab, 
check to see if there is a window hidden...

28Using the Projector5. Click 
Mirror Displays in the lower corner of the screen. One of 
the monitor icons automatically moves on top of the other.
If You’re Using a PC Laptop . . .

Press the function key that lets you display on an external 
monitor. It’s often labelled with an icon such as   but it may 
be labelled 
CRT/LCD. You may have to hold down the Fn key 
while pressing it. Check your laptop’s manual or online help for 
details. 
On most systems, the   or 
CRT/LCD key lets you toggle 
between...

Using the Projector29
Adjusting Your Image
Once you see your image, you’ll need to make certain adjustments:

To focus your image, see below. 

To resize or zoom into your image, see below.

To raise or lower the image, see page 30.

If the image isn’t square, see page 31.

If the projected image is flickering or “noisy,” see page 32. 
Focusing Your Image
Rotate the focus ring to sharpen 
the image.
Adjusting the Image 
Size
You can adjust your image size using the Wide/Tele button on the 
projector or...

30Using the Projector
Using the E-Zoom Button
If you want to zoom in on a portion of the image, use the E-Zoom 
and Enter buttons on the remote control. Press the + side of the 
E-Zoom button to zoom into your image in small increments. Press 
the 
– side to zoom out.
To position the zoomed image on the screen, press the top, bottom, 
left, or right side of the 
Enter button on the remote control. (Press 
Esc to return your image to its original size and turn off E-Zoom.)
Adjusting the Image Height
If...

Using the Projector31
3. Once the image is positioned where you want it, release the levers 
to lock the feet into position.
4. To fine-tune the height, rotate the feet clockwise to raise the 
projector and counterclockwise to lower it.
Adjusting the Image Shape
If the projected image isn’t square or has a “keystone” shape, do one or 
more of the following:

If your image looks like   or  , you’ve placed the 
proje ctor off to one side of the scree n, at an an gle. M ove it directly 
in front of the...

32Using the Projector
Adjusting the Image Quality
You may need to adjust the projector’s Tracking and Sync settings if 
your computer image has any of these quality problems:

Flashing or blurry image

Vertical or horizontal stripes

Only a portion of the image is displayed
See Chapter 3 for instructions on adjusting these settings in the 
projector’s Video menu.
Using the Remote Control
The remote control lets you access projector features from anywhere 
in the room—up to 32 feet away. You must also be...

Using the Projector33
2. Insert the two AA batteries 
included with the projector 
as shown.
3. Replace the battery cover.
Operating the Projector with the Remote 
Control
1. Push up the R/C switch on the side of the remote control to turn 
it on.
2. Point the remote at the front of the projector or at the screen. 
3. Press the button for the function you want to use. The light next 
to the 
Power button on the remote control flashes briefly. (If 
it doesn’t flash, you may have inserted the batteries...

34Using the Projector
Using the Remote Control as a Wireless Mouse 
Using the remote control as a wireless mouse gives you more 
flexibility; you don’t need to stay near your computer or the projector 
to run your presentation.
To use the remote control as a mouse, you must first connect a mouse 
cable between your computer and the projector. See Chapter 1 for 
instructions.
Follow these instructions to use your remote control as a wireless 
mouse:

Aim the remote at the screen or at the receiver on the...

Using the Projector35
Controlling Audio and Video
While giving your presentation, you may want to switch between 
picture sources, temporarily turn off or freeze the picture, or adjust the 
volume. 
Make sure you’ve first set up your projector and connected your audio 
or video source as described in Chapter 1.
Switching Between Picture Sources 
You can connect the projector simultaneously to one computer source 
and one video source. Then you can use the buttons on the projector 
or remote control to...