Head Id - Epson Stylus C41 Service Manual

Stylus C41/42/43/44 series

3.1.5 Head ID

This adjustment function is required when any of the following parts is replaced.
V
Printhead
V
Main board
V
Printer mechanism
This adjustment function enables you to write printhead Voltage ID into the specific
address of the EEPROM. This operation is considered the most important to maintain
proper ink discharging system. If any ID is not written correctly, it results in white or
color lines and also gives bad influence on dot weight.
1. When replacing any of the parts above, make a note of VH voltage ID in advance.
You can find the VH voltage ID on the following position:
T
Printhead: On the top right face of the printhead.
A 6-digit ID code is printed with the QR code on the label.
T
Printer mechanism: On the label of the packing box of the printer mechanism.
2. Run the Adjustment program and enter the Adjustment Main menu.
3. Choose the "Head ID" and click it. The menu shown in the next page appears.
Figure 3-8. Head ID input menu
Adjustment
4. Choose the "Check present data" and click the OK button. Following Check
present data menu is displayed. Click the OK button, then readout data is
displayed.
Figure 3-9. Read out the Head ID from the EEPROM
5. Choose the "Change data" item in the Head ID input menu and click the OK
button. Following Head ID input menu is displayed. Input a 6-digit code of the
Head Voltage ID in the following menu.
Figure 3-10. Entering the 6-digits Head ID
Overview
Revision B
39