Canon imagePRESS C800 Series, Руководство по устранению неисправностей

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Chapter 1
1-106
[Caution] When you are not loading tab paper, make sure to return the Tab Feeding Attachment-F1 to its holder. Using the Tab Feeding Attachment-F1 for storing
paper other than tab paper may cause a paper jam.
1.1.7.1.21 Automatic gradation adjustment for a custom paper type / Registering and Selecting Paper for Calibration /
Initializing Standard Values for Calibration
0031-5495
[ Manual-related ]
Description
If you perform automatic gradation adjustment for a custom paper type, registering a custom paper type for calibration is required beforehand. You can register
paper for calibration in the following two types of procedure.
- Use the Duplex Color Image Reader Unit-H1
In this procedure, you need to scan the printed test pages 2 times, 1 time for base paper and 1 time for a custom paper type. You need to place test pages on the
platen glass for scanning, but it takes shorter time for the adjustment in comparison to using the Auto Gradation Sensor-A1. The number of sheets required for the
registration is 2 sheets of paper.
- Use the Auto Gradation Sensor-A1
In this procedure, the machine automatically performs the registration by printing test pages. You do not need to scan test pages, but it takes longer time for the
registration in comparison to using the Duplex Color Image Reader Unit-H1. The number of sheets required for the adjustment is 4 sheets of paper. Two basis paper
and two custom paper type to calibrate is output for test pages.
Field Remedy
[Caution]
- If both the Duplex Color Image Reader Unit-H1 and the Auto Gradation Sensor-A1 are attached, select the automatic gradation adjustment method you use in
"Select Method" beforehand. Select "Use Scanner" to use the Duplex Color Image Reader Unit-H1 or "Do Not Use Scanner" to use the Auto Gradation Sensor-A1.
- Confirm that both paper to use as a basis and a custom paper type to register to adjust, described in the following table, are set in paper sources correctly before
starting this procedure.
Basic paper / Custom paper type
a) Registering Paper for Calibration
1) Press Settings/Registration > Adjustment/Maintenance > Adjust Image Quality > Auto Adjust Gradation > press Register Paper to adjust > select the destination
for registering new paper to adjust > press "Next".
[Reference] You can register up to three type of paper to adjust and you can overwrite them. When overwriting, you cannot restore the paper settings previously
registered.
2) Select the type for the paper to use as a basis > press "Next".
3) Select the paper source contains the type of paper to use as a basis > press "Next".
[Reference] This machine adjusts the toner and print speed according to the paper type. To make effective adjustments, select the correct paper type.
4) Press "Start Printing". First test page is output.
If you are using the Auto Gradation Sensor-A1, steps 5) to 6) are not necessary. Proceed to step 7).
5) Place the first test page face down on the platen glass, with the black bar along the top back edge of the platen glass. Press "Start Scanning".
6) Remove the first test page from the platen glass.
7) Select the paper source that contains the custom paper type to adjust > press "Next".
[Reference] This machine adjusts the toner and print speed according to the paper type. To make effective adjustments, select the correct paper type.
8) Press "Start Printing". Second test page is output.
If you are using the Auto Gradation Sensor-A1, the following steps are not necessary.
9) Place the second test page face down on the platen glass, with the black bar along the top back edge of the platen glass. Press "Start Scanning".
10) Remove the second test page from the platen glass.
b) Selecting Paper for Calibration
You can select the type of paper for calibration.
1) Press Settings/Registration > Adjustment/Maintenance > Adjust Image Quality > Auto Adjust Gradation.
2) Press "Select Paper to Adjust" > select the type of paper to adjust > press "OK".
[Caution]
- This machine adjusts the toner and print speed according to the paper type. To make effective adjustments, select the correct paper type.
- To perform the auto gradation adjustment to some custom paper type, select that custom paper type, which is registered in advance, for paper to adjust.
c) Changing Adjustment Level
You can change the adjustment level for auto gradation adjustment.
[Reference] When you set "By Paper Type Group" for "Adjustment Level", you can select the paper type and make effective adjustments according to the paper
type that you select from "Thin 1/Plain/Heavy 1-4", "Heavy 5", or "Heavy 6".
1) Press Settings/Registration > Adjustment/Maintenance > Adjust Image Quality > Auto Adjust Gradation.
2) Press "Adjustment Level" > select the adjustment level > press "OK".
[Caution] After changing the settings, make sure to perform the automatic gradation adjustment first, and then perform the color balance adjustment as the color
balance may become unstable.
Item
When Using the Duplex Color Image Reader Unit-
H1
When Using the Auto Gradation Sensor-A1
Size 11" x 17" or A3 13" x 19", 12" x 18", 12 5/8" x 17 11/16", 11" x 17", or A3
Basis Weight/Finish/Whiteness
Paper to use as a basis:
- Hammermill Color Copy Digital (28lb. (105 g/m2))*
- Thin 1, Plain 1, Plain 2 or Heavy 1 to Heavy 6/Uncoated that has the same whiteness of the Hammermill Color Copy Digital (28lb.
(105 g/m2)) and that is already registered as paper to adjust
- Custom paper type equivalent to the above basis weight/finish/whiteness and already registered as paper to adjust
Custom paper type to register to adjust:
- Custom paper type equivalent to the basis weight/finish/whiteness of paper to use as a basis
(Before loading custom paper type, you need to register the characteristics of custom paper type and register paper source in which you
load custom paper type.
* The name of the paper is subject to change without notice. For more information, contact your local authorized Canon dealer.