Head Cleaning Operation - Epson 680Pro - LQ B/W Dot-matrix Printer Service Manual

EPSON Stylus COLOR 680/777/777i
5. After click the "OK" button, following message is shown in the bottom of the USB
ID Check/Input menu In this message, you can check if the USB ID is written in
the EEPROM correctly.
Figure 5-15. Write down the USB ID
Adjustment

5.1.8 Head Cleaning Operation

With this sequence, you can forcibly solve the clogged nozzle problem caused by
viscous ink. This program performs powerful cleanig forcibly.
If you can not recover the clogged nozzles despite you performed
this cleaning operation, enter the Initial ink charge sequence by
referring to Section 5.1.9.
1. Choose the "Head cleaning" in the "Maintenance menu" as following
figure.
Figure 5-16. Choose the Maintenance menu
2. Click the "OK" button in the menu. The powerful cleaning is performed. (It takes
30 seconds for the process to complete.)
Overview
Revision B
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