Epson Stylus Pro 9500 Service Manual page 175

EPSON Stylus Pro 9500
ADJ B/C HEAD HEIGHT (COLOR HEAD HEIGHT ADJUSTMENT)
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
adjust 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 remove the CR cover and loosen the
installation screws in the affected head, then correct the "Head Adjuster B"
to correct the inclination. Then tighten the head installation screws. The
movement direction of the head adjuster at this time is as follows
depending on the degree of inclination.
Light
Light
Cyan
Magenta
3. After finishing the slant-adjustment procedure for both heads, move the
carriage back to the capping position by hand and close the front cover.
Adjustment
4. Make sure "BC Slant Check End" appears, and press the Enter button if
the check pattern prints with no misalignment. Press the SelecType or Item
button if the printed pattern contains misalignment and you have adjusted
the heads. (You may need to repeat.)
OK
Bad
By moving Head Adjuster B forward,
the light cyan printing pattern moves
upward.
Adjustment Steps
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
Head Adjust Lever B
Figure 5-5. B/C Height Adjust Lever
Revision A
[Enter]
End
adjustment/
next menu
(right of C head)
175