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IMG-RDR
COPIER>OPTION>IMG-RDR
DF-BLINE
ON/OFF of dust dtct in DADF stream read
Lv.2
Details
To set ON/OFF of dust detection in DADF stream reading mode (measures for black line).
Use case
When black line occurs due to dust on the Platen Roller
Adj/set/operate method
1) Enter the setting value, and then press OK key.
2) Turn OFF/ON the main power switch.
Caution
When “1: ON” is set, black line is resolved, but sharpness of image edge is decreased.
Display/adj/set range
0 to 1
0: OFF, 1: ON
Default value
0
DFDST-L1
DADF mode dust crrct level adj: ppr intvl
Lv.1
Details
To adjust dust correction level with dust detection correction control that is executed at paper interval in DADF mode.
Increase the value in the case of black lines. As the value is larger, the light dust is more likely detected.
Use case
- When black line occurs due to dust
- Upon user’s request
Adj/set/operate method
1) Enter the setting value, and then press OK key.
2) Turn OFF/ON the main power switch.
Caution
When increasing the value too much, the brightness to detect dust rises.Then, the image may not be corrected to recognize the whole white roller as dust.If the setting value of COPIER>OPTION>IMG-RDR>DFDST-L2 is “0”, the correction movement is not executed.
Display/adj/set range
0 to 255
0: OFF
Default value
182
Related service mode
COPIER>OPTION>IMG-RDR>DFDST-L2
Supplement/memo
Black lines may appear on the image if there is dust. With dust detection correction control, the image is corrected to prevent black lines once dust is detected.
DFDST-L2
DADF mode dust dtct level adj: after job
Lv.1
Details
To adjust dust detection level with dust detection correction control that is executed after the job is completed in DADF mode.
Reduce the value in the case of frequent display of cleaning instruction at the time of dust detection. As the value is smaller, the dust is less detected.
Increase the value in the case of black lines. As the value is larger, the small dust is more likely detected.
Use case
- When black line occurs due to dust
- Upon user’s request
Adj/set/operate method
1) Enter the setting value, and then press OK key.
2) Turn OFF/ON the main power switch.
Caution
When increasing the value too much, the cleaning instruction screen may appear too often since even small dust that will not be appeared on the image can be detected.
When reducing the value too much, black lines may appear on the image.
Display/adj/set range
0 to 255
0: OFF
Default value
182
Related service mode
COPIER>OPTION>IMG-RDR>DFDST-L1
Supplement/memo
Black lines may appear on the image if there is dust. With dust detection correction control, the image is corrected to prevent black lines once dust is detected.