Xerox 242 补充手册

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页码 262
Calibration
137
The Density Graph contains the following data:
Calibration name
Measured D-Max values for each separation
Target D-Max values for each separation 
Minimum accepted density values for each separation (Xerox values) 
View options: filtering by color - select which colors are shown/hidden
Calibration curves (target and measured) for each separation
ˆ
Target is displayed as bold lines
ˆ
Measured is displayed as thin lines
Index - emphasizes the difference between target lines and measured lines
Properties: paperweight, screening, paper coating 
Printing a Job with a Calibration Table
Now that you have calibrated the paper you are going to use for printing, you can 
select the calibration table to print any job on the same paper stock using the same 
screen type. 
You can print the reference job you printed before with the new calibration table to 
evaluate the calibration results.
To print the reference job:
1.
In the Spire CX260 workspace, suspend the 
Process Queue.
2.
Import the job.
3.
Double-click the job to open the Job Parameters window.
For more information about tabs in the Job Parameters window, see 
4. On the 
Paper Stock tab, select the desired paper stock.
5.
On the 
Color tab, select the calibration you created for the particular stock from 
which you printed. 
6.
On the 
Color tab, select the screening method you used for the selected 
calibration.
7.
Set all other desired parameters, and then click 
Save to close the Job 
Parameters window.
8.
Activate the 
Process Queue and Print Queue, and inspect the printed job.
If you see that the print out has any color imperfection, review the job parameter 
settings and make changes if necessary. If there are still color imperfections, 
perform machine maintenance and repeat the calibration process.
Note:  When the density of the Xerox DocuColor 8000 digital press is 
lower than 80% of the target density, the following message appears: 
“Attention: Below standard D-Max value(s) measured for 
<cyan, magenta, yellow, black>. Standard (Minimum): <C 
- 1.5>, <M - 1.4>, <Y - 0.9>, <K - 1.5>
Measured: <C - >, <M - >, <Y - >, <K - >”.