Head Rank Input Adjustment - Epson Stylus pro 7900 Repair Manual

Pro 7900 and 9900 Field Repair Guide
Note: Head Rank Input
Note: Enter the Head Rank before installing a new Print Head. This way it is possible to enter the data
directly off the Print Head. Otherwise, it is necessary to write down the data before installing the
Print Head.
1. Identify the Head Rank.
Use only the 45 digits within the red lines.

Head Rank Input Adjustment

Head Rank Input Adjustment
writes the Print Head Calibration Value (Head ID / Head Rank) to the Main Board.
Printer Component, Software Item,
Enter the 45 digits within the red lines in this order.
LCD Display, Printer Button
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