Head Related Adjustments; Head Rank Id - Epson Stylus Pro 7700 Service Manual

Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908

5.4 Head Related Adjustments

5.4.1 Head Rank ID

This adjustment is to input/set the unique information of the Printhead as the head rank
so as to set the optimum drive voltage when replacing the Printhead. (Reading from/
writing to files are available)
PROCEDURE FOR WRITING
1. Write down the Head Rank ID (QR code) from the ID label attached on the
Printhead.
A 50-digit alphanumeric character is written on the ID Label.
C A U T I O N
Use the first 45 digits for the Head Rank ID. (the last five digits
are not used.)
The Head Rank ID (label) differs between Epson Stylus Pro
7900/7910/9900/9910/WT7900/WT7910/9890/9908/7890/7908
and Epson Stylus Pro 7700/7710/7700M/7710M/9700/9710. For
the details, see "4.1.5 Differences of the parts/components
between models" (p.172).
QR cord
2. Assemble the printer.
3. Turn the printer ON.
4. Start the Service Program and select
(INDIVIDUAL).
5. Enter the 45-digit ID into the edit boxes in the same way as indicated on the label.
ADJUSTMENT
1 2 3 4 5 6 7 8
9 10 11 12 13 14
15 16 17 18 19 20 21 22 23 24
25 26 27 28 29 30 31 32 33 34
35 36 37 38 39 40 41 42 43 44
45
NA NA NA NA NA
Head Rank ID from ADJUSTMENTS
Head Related Adjustments
Figure 5-23. Head Rank ID screen
Revision I
374
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