Adj B/C Head Height - Epson Stylus PRO 7500 Service Manual

EPSON Stylus Pro 7500

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.
3. Open the front cover and release the carriage lock manually, then move the carriage
from the cap position. Next, loosen the installation screws in the C head side, then
move the head adjuster B to correct the deviation. Then tighten the head installation
screws. The movement direction of the head adjuster at this time is as shown in the
following figure depending on the degree of inclination. After the adjustment, return
the carriage to the cap position manually and close the front cover.
Figure 5-22. Head Parallelism Check Printout
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.
Figure 5-23. Head Parallelism Check Operation
Figure 5-24. B/C Head Height Lever
Adjustment Steps
Revision A
head adjustment B
(the hight side of C head)
B/C Height Adjust Lever
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