EPSON Professional Graphics Group                                                      PSB.2004.05.001D                                                                                                 Page 2 of 4
How do I update my firmware?
The Stylus Pro 4000 firmware can be up-graded with the Epson Printer Service utility 2. Printer Service Utility 2 allows you to 
optimize the performance and image quality of your printer by performing: print head alignments, printer adjustments, and power 
head cleanings, create custom paper configurations for Epson and 3rd party media and up-grading the printer's firmware. 
Instructions for using the utility are included in the “Utility Manual” and the online help in the utility. You can download the utility from 
www.prographics.epson.com. Select Drivers & Support from the left menu, then navigate to the Epson Stylus Pro 4000. The utility 
is compatible with Windows, Mac OS 9 and OS X
HEX = Decimal
Example: I02851
1= 1
I0 28 5 1 2= 2
SP4000 DAY YEAR MONTH
3= 3
28 2005 Jan 4 = 4
5= 5
Example: I0154B
6= 6
I0 15 4 B
7= 7
SP4000 DAY YEAR MONTH
8= 8
15 2004 Nov
9= 9
A= 10
Example:
 
I0204A
B= 11
I0 20 4 A
C= 12
SP4000 DAY YEAR MONTH
D= 13
20 2004 Oct
E= 14
F= 15
The values are 
represented in 
Hexadecimal
Epson firmware version is 
represented as: 
Model and the Release Date.