Finding Out The Head Voltage - Epson Stylus COLOR 1520 Service Manual

EPSON Stylus &2/25 1520

4.1.3.1 Finding out the Head Voltage

Normally, the head voltage is not acknowledged without checking the head ID by removing the head. This
program is, however, designed to read the head voltage data stored in the EEPPROM on the MAIN Board.
This section described how to find out the head voltages.
1. Connect the printer and the host computer with a parallel interface cable.
2. Run the adjustment program in the host computer.
3. Input the customer data. (Refer to Section 4.1.2.)
4. Move the cursor using
the main menu appears on the monitor.
5. Move the cursor using
printer prints out the check patterns and the item shown below;
6. TITLE
***
6. Head ID (head voltage) is identified as described below;
B2 and B3 : Represent the black head drive voltage for the normal dot
B5 : Represents the black head rank value
B7 and B8 : Represent the black head drive voltage for the microweave dot
B1, B4 and B6 are usually "0" and you can ignore them when inputting the head voltage. Apply the
same procedure for the color head.
4-6
or key to select
or key to select "
in the 1st menu. Then press
Then press the Enter key, and the
Enter key, and
Rev. A