Epson 3880 - Stylus Pro Color Inkjet Printer, Service Manual, Page: 223 / 306

Epson Stylus Pro 3800/3800C/3850/3880/3885/3890 Revision C
ADJUSTMENT Standard Adjustment 223
5.3.2 Head Rank ID
† Purpose
The Head Rank ID is information on the individual print head characteristics. The
printer controls drive voltage applied to the print head according to the
information. Whenever the print head is replaced, this must be carried out to input
the Head Rank ID of the new print head. (Head Rank ID can be read from a file or
it can also be written to a file.)
† Procedure for Writing
„ When checking the Head Rank ID (QR Code) from the ID label affixed to the
new print head
1. Write down the Head Rank ID indicated on the ID label affixed to the new
print head.
2. Assemble the printer.
3. Turn the printer ON.
4. Start up the Adjustment Program, and select [Head Rank ID].
5. Enter the 30-digit ID written down at Step 3 into the edit boxes in the same
order as indicated on the label.
6. Click [Write].
7. Click [Finish].
„ When you already have the Head Rank ID data (.txt) of the new print head
1. Turn the printer ON.
2. Start up the Adjustment Program and select [Head Rank ID].
3. Click [File Open] and select a Head Rank ID data (.txt).
4. Click [Write].
5. Click [Finish].
† Procedure for storing the Head Rank ID Information as a File
1. Write down the 30-digit Head Rank ID (QR code) indicated on the ID label
affixed to the new print head.
2. Assemble the printer.
3. Turn the printer ON.
4. Start up the Adjustment Program and select [Head Rank ID].
5. Enter the 30-digit ID written down at Step 1 into the edit boxes in the same
order as indicated on the label.
6. Click [File Save] and save the ID information under a new file name.
7. Click [Finish].
Figure 5-13. Head Rank ID Position
Figure 5-14. [Head Rank ID] Screen
ID Label