Head Gap Adjustment - Epson STYLUS 3000 Service Manual

Adjustment

4.1.6 Head GAP Adjustment

This operation is required when one or both of the black and color printheads are removed or replaced.
This operation aligns vertical lines between black and color printheads toward the column direction.
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 market code. (Refer to Section 4.1.2.)
4. Move the cursor using
"Return" key, and the Adjustment & Check menu appears.
5. Move the cursor using
head gap adjustment patterns in LQ and SLQ mode.
6. Follow the flowchart in Page 4-11 to align the black and color lines continuously by making the gap
width as follows:
LQ mode:
SLQ mode:
7. After making an adjustment, press one of the following keys:
[0]
[SPACE]
[RETURN]
[ESC]
8. Perform one of the followings:

Select R.Return using

Select other adjustment using
adjustment. (Select R.Return using
menu when all necessary adjustments are done.)
9. Move the cursor using
program.


Adjusted values are not stored in the EEPROM until the printer is turned off. Therefore be sure to
turn off the printer once after the adjustment program is executed.


The set values are transferred to the printer when this adjustment is executed. Therefore do not
turn off the printer before executing "Gap
4-10
or key to select "2. Adjustment & Check" from the Main menu. Then press
or key to select "4. Gap"
Less than 1/3 of the line width
Less than 1/4 of the line width
Correct values if you input wrong values.
Print to check the result with proper values.
Quit the operation and return to the Adjustment and Check menu.
Return to the Adjustment and Check menu without changing the current values.
or key to and press "Return" key to return to the Main menu.
or
key to select "
or

Then press "Return" key, and the printer prints the
key to and press "Return" key to make the selected
or key to and press "Return" key to return to the main

.END" and press "Return" key to exit the adjustment
CAUTION


.
Rev. A