Adj B/C Head Height - Epson StylusPRO 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 Adjust Lever B.
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. 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. Next, loosen the screw securing the printhead on the right.
Move the Head Adjust Lever B up or down to match the height of the two
heads. Tighten the screw.
Light
Light
Cyan
Magenta
Figure 5-22. Head Parallelism Check Printout
3. After finishing the Head Height adjustment procedure, move the carriage
back to the capping position by hand and close the front cover.
Adjustment
4. Select "Print Adj Pattern" with the SelecType or Item button, and print the
pattern again to make sure the heads are lined up. Adjust again if
necessary. If there is no slant, press Enter.
OK
Bad
Self-Diagnostic Mode Menus
Printing Pattern
Check the pattern for offset lines or
segments and change the adjust
lever position if necessary.
BC Slant Check End
[SelecType]/[Item]
Print Adj. Pattern
Figure 5-23. Head Parallelism Check Operation
Figure 5-24. B/C Height Adjust Lever
Revision A
[Enter]
End
adjustment/
next menu
Head Adjust Lever B
(right of C head)
177