Adj B/C Head Height - Epson Stylus PRO Color Large Format Inkjet Printer 7000 Service Manual

EPSON Stylus Pro 7000

ADJ B/C HEAD HEIGHT

This function matches the height of the B head nozzles and C head nozzles.
Assuming the B head nozzles are correct, The printer prints a test pattern and
if the two sets of lines do not match up vertically, you need to adjust the
height of the C head using the Head Height Lever.
1. Make sure "BC Slant Check End" appears in the LCD, and press Enter.
2. After the check pattern prints, "BC Slant Check End" appears in the LCD.
Compare the printed pattern with the illustration below.
Light
Light
Cyan
Magenta
Figure 5-22. Head Parallelism Check Printout
3. Press Enter if the level is OK like the top row. If there is a slant, open the
front cover, release the carriage lock by hand, and move the carriage
away from the carriage cap position.
4. If necessary, loosen the screw securing the printhead on the right. Move
the Head Height Lever up or down to match the height of the two heads.
Adjustment
OK
Bad
5. Using tweezers, or a similar tool, push down the head, and then tighten
the screw.
6. After finishing the Head Height adjustment procedure, move the carriage
back to the capping position by hand and close the front cover.
Self-Diagnostic Mode Menus
Head Height Lever
Push in here
(right of C head)
with tweezers
to correctly
set the
printhead
B/C Height Adjust Lever
Figure 5-23. B/C Head Height Lever
Revision B
181