Epson Elp-3500, Service Manual, Page: 86 / 114

5-1
5.1 Image Adjustment Program
This program diskette contains the adjustment functions in the table below.
Table 5-1.
Number Image adjustment program function
1 Flicker adjustment using a 16-level grayscale pattern
2 Ghost adjustment using a vertical stripe pattern
3 Sub contrast (tint) adjustment using a 16-level grayscale
pattern
To run this program, set up a host computer and monitor, and connect them to the
projector using a computer cable and an RS-232C cable. Insert the image adjustment
program diskette in the diskette drive, and run the program. A menu appears. Select the
menu options and program the settings into the flash ROM on the projector’s main board.
5.1.1 When to Use the Image Adjustment Program
The table below lists conditions that require adjustments in the image adjustment
program.
Table 5-2.
Condition Adjustment
Flicker adjustment
Optical block replacement Ghost adjustment
Sub contrast adjustment
Flash ROM replacement
Main board replacement
Monitor cable
Computer cable
RS-232C
cable
Host
Computer
Monitor
Projector
Figure 5-1.
Diskette