Epson 4000 Service Manual - Page 388

EPSON Stylus Pro 4000 5.3.11 Multi Sensor Adjustment for Auto Nozzle Check This adjustment prints a special pattern and scans it with the Multi Sensor, and then the difference between the position (drive pulses of the CR/PF Motors) read by the Multi Sensor and the standard value is registered as the correction value information. In the beginning, the reading position for the primary scan direction and secondary scan direction is adjusted. After that, the dot missing pattern and the no dot missing pattern are printed and the automatic dot missing function is checked. † Paper Used „ Size: 17" „ Type: Enhanced Matte Roll Paper † Procedure 1. Start the adjustment program and select [Multi Sensor Adjustment for Auto Nozzle Check]. 2. Selecting [Sensor Adjustment] and clicking the [Run] button will print the adjustment pattern. The printed pattern is read by the Multi Sensor, the read position is automatically corrected, and the results are printed along with the pattern. Revision B Figure 5-40. Multi Sensor Adjustment for Auto Nozzle Check Screen [PG=1.2] Multi-Sensor Position Adjust Horizontal [mm] : Vertical [mm] : PG 0.7mm PG 1.2mm PG 2.1mm PG 2.6mm -0.7 -0.7 0.0 0.0 -0.3 -0.3 0.0 0.0 Figure 5-41. Adjustment Pattern Adjustment Basic Adjustment 388