Adj Check Nozzle - Epson Stylus PRO 7500 Service Manual

EPSON Stylus Pro 7500
Figure 5-16. Head ID Input Process
Adjustment

ADJ CHECK NOZZLE

After the initial ink charge, this function verifies that the nozzles are properly firing ink If
the some nozzles are not firing correctly or at all, you can run the cleaning operation from
this menu.
1. Make sure "Adj: Check Nozzle" appears on the LCD and press the Enter button.
2. Load paper if not already loaded and replace any low or empty ink cartridges if
detected. If these conditions are OK, the printer prints the following check pattern.
Figure 5-17. Head Nozzle Check Pattern
The patterns are printed in order from the left with the colors black, cyan, magenta,
yellow, light magenta and light cyan, then the following items are printed out.
n
Firmware version
n
Waste ink counter remaining capacity
n
Vertical nozzle alignment check pattern
n
Horizontal nozzle alignment check pattern
n
Left head slant adjustment pattern
n
Right head slant adjustment pattern
n
Color head height adjustment pattern
n
Bi-D adjustment pattern #1 ~ #4
n
Gap adjustment pattern #5 ~ #6
Check Item:
n
Nozzle ink discharge (skipping, not continuous, meandering)
n
Horizontal nozzle alignment check
n
Vertical nozzle alignment check
Adjustment Steps
Revision A
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