Test (Print Test Mode) - Canon imageRUNNER ADVANCE C255 Series Service Manual

TEST (Print test mode)

■ PG
COPIER (Service mode for copier) > TEST (Print test mode) > PG
TYPE 1
Detail
Use Case
Adj/Set/Operate Method
Caution
Display/Adj/Set Range
Default Value
TXPH 1
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
THRU 1
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
DENS-Y 1
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
Test print
To execute the test print.
At trouble analysis
Enter the setting value, and then press Start key.
Test print is executed.
Be sure to return the value to 0 after the test print output.
0 to 100
0: Image from CCD (normal print)
1 to 3: For R&D use
4: 16 gradations
5: Whole-area halftone image
6: Grid
7 to 9: For R&D use
10: MCYBk horizontal stripes
11: For R&D use
12: YMCBk 64 gradations
13: For R&D use
14: Full color 16 gradations
15 to 100: For R&D use
0
Setting of test print image mode
To set the image mode at the time of test print output.
This mode is enabled for test print only.
At trouble analysis
Enter the setting value, and then press OK key.
0 to 14
0: Error diffusion
1: Low screen ruling (approx. 133 to 190 lines)
2: High screen ruling (approx. 200 to 268 lines)
3 to 4: Not used
5: Error diffusion (with trailing edge adjustment)
6: High screen ruling (with trailing edge adjustment)
7 to 8: Not used
9: 1/2 speed, low screen ruling (approx. 133 to 190 lines)
10: 1/2 speed, high screen ruling (approx. 200 to 268 lines)
11 to 13: Not used
14: 1/2 speed, high screen ruling (with trailing edge adjustment)
ON/OFF img correct table use: test print
To set whether to use the auto gradation adjustment table at the time of test print output.
At problem analysis
Enter the setting value, and then press OK key.
0 to 1
0: ON, 1: OFF
Adj of Y-color density at test print
To adjust Y-color density when performing test print (TYPE = 5).
As the value is larger, the image gets darker.
At test print (TYPE = 5)
Enter the setting value, and then press OK key.
0 to 255
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8. Service Mode