Epson EMP-821 User Manual

3. Press 

Enter

. Then use the 

pointer button (or up and down 

arrow buttons) and the 

Enter

 button to select any of the 

following options:

■

Auto Setup

 (computer images)

Leave this setting 

ON 

to automatically optimize the computer 

image. Turn it off if you want to adjust tracking and sync 
manually.

■

Tracking

 (computer images)

Removes unwanted vertical lines from a computer image by 
matching the projector’s internal clock to various computer 
signals. See page 87 for more information about adjusting the 
tracking. 

■

Sync

 (computer images)

Corrects fuzziness or screen flicker by synchronizing the 
projector with the tracking signal sent from the computer. 
See page 87 for more information about adjusting the sync 
setting.

■

Position

Use the 

pointer button or arrow buttons to move the 

image on the screen left, right, up, or down.

■

Computer 1 Input

Selects the signal from equipment connected to the 

Computer1/Component Video1

 port. If your image colors 

look wrong, try changing this setting from 

Auto

 to one of the 

following: 

Computer 1 

for computer or RGB video sources, 

or 

Component Video 1 

for component video sources.

■

Computer 2 Input

Selects the signal from equipment connected to the 

Computer2/Component Video2

 port. If your image colors 

look wrong, try changing this setting from 

Auto

 to one of the 

following: 

Computer 2 

for computer or RGB video sources, 

or 

Component Video 2 

for component video sources.

Auto

Enter

Position

Tracking

Sync

Auto