Epson Stylus Pro 9500 Service Manual page 144

EPSON Stylus Pro 9500
BI-D ADJUSTMENT
This adjustment is performed for the following purpose.
n Together with the updating of the new firmware (for pigment
ink), the Bi-D adjustment printing modes have been changed, so
it is necessary to make new adjustments.
The following 4 adjustment items are adjusted in the Bi-D adjustment in the
pigment ink firmware.
Table 4-9. Bi-D Adjustment Items
Item
BiD/200/M/B Bi-D Adjustment / 240 cps / Normal-dot / B head
Bi-D Adjustment / 240 cps / Normal-dot / C head
BiD/200/M/C
Bi-D Adjustment / 333 cps / Normal-dot / B head
BiD/300/N/B
Bi-D Adjustment / 333 cps / Normal-dot / C head
BiD/300/N/C
NOTE: NOTE: The numbers in the above table show the number of the
printing adjustment pattern printed out initially when printing the
adjustment patterns.
1. Turn the printer's power On while pressing the following buttons to start the
Self-diagnostic Mode.
n
Paper Feed – button + Paper Feed + button + Cut / Eject button
2. Press the [Paper Source] button to select "Check: Adjustment," then press
the [Enter] button.
3. Press the [Paper Source] button to select "Adj: Bi-d", then press the [Enter]
button.
4. The message "Pattern printing" will be displayed in the LCD and the Bi-D
adjustments patterns will be printed out.
5. When printing of all 4 Bi-D adjustment pattern items is completed, the
message "BI-D, 200. M. B: XXX" will be displayed in the LCD.
6. Check printing pattern No. 1 to No. 3, confirming if the vertical lines in the
first pass deviate from the vertical lines printed in the second pass.
Disassembly & Assembly
Contents
#1
#2
#3
#4
o If there is no pattern deviation in printing patterns No. 1 to No. 3,
press the [Paper Source] button 3 times and proceed to the printing
pattern No. 4 adjustment menu. (Proceed to Step 8.) Confirm that
"Bi-D, 300. N. C" is displayed in the LCD.
o If there is pattern deviation in printing patterns No. 1 to No. 3, press
the [Paper Source] button several times to proceed to the
adjustment menu for the affected pattern, then press the [Paper
Feed + or – ] button to input the appropriate numerical value. After
inputting the correction value, press the [Enter] button. The printer
will then print out the pattern with the results of the input correction
value. The relationship between the inputs using the [Paper Feed +
or –] button and the printing results is as shown below.
No.
n Adjustment Value Minimum Resolution: 1/2880 inch
n Correction Direction: Paper Feed – button = Moves the line on
n
Adjustment Target:
Printed lines in the second pass.
Figure 4-105. Bi-D Adjustment Pattern No. 1 ~ No. 3.
7. Repeat the above step 6 in order to carry out the adjustment of Bi-D
printing patterns No. 1 to No. 3.
Disassembly Flow
the 2nd pass toward the HP side.
Paper Feed + button = Moves the line on the
2nd pass away from the HP.
There should be no deviation between the
lines on the first pass and the lines on the 2nd
pass.
Printed lines in the first pass.
Revision A
144