Canon MF720 Series, Руководство по обслуживанию, Страница: 292 / 327

COPIER > FUNCTION > SPLMAN
Item Description
Details To increase the secondary transfer bias.
Use case When a trace which looks like toner scattering occurs around the text or print pattern depending on
the paper type or environment (especially in a low humidity environment)
Adj/set/operate method Select the item, and then press Apply key.
Display/adj/set range 0 to 1
0 : OFF
1 : ON
Default value 0
Related service mode COPIER > FUNCTION > SPL26535
SPL89793
Title
Execution of re-transfer prevention mode
Details To lower the primary transfer bias.
Use case When re-transfer occurs due to strong primary transfer bias
Adj/set/operate method Select the item, and then press Apply key.
Display/adj/set range 0 to 1
0 : OFF
1 : ON
Default value 0
SPL26433
Title
Execution of drum idle rotation mode
Details To execute idle rotation of the drum.
Use case When thin, sharp horizontal lines appear in halftone images after a long downtime
Adj/set/operate method Select the item, and then press Apply key.
Display/adj/set range 0 to 1
0 : OFF
1 : ON
Default value 0
SPL14682
Title
Execution of image fogging prevention mode 1
Details To change the developing bias.
Use case When toner is lightly transferred to the white area in case of printing an image with large white area
using glossy paper
Adj/set/operate method Select the item, and then press Apply key.
Display/adj/set range 0 to 1
0 : OFF
1 : ON
Default value 0
Related service mode COPIER > FUNCTION > VIFFNC > FOG-PV
SPL83279
Title
Setting of Chinese paper
Details To change the transfer bias.
Use case When a trace which looks like toner scattering occurs around the text or print pattern in case of using
Chinese paper
Adj/set/operate method Select the item, and then press Apply key.
Display/adj/set range 0 to 1
0 : OFF
1 : ON
Default value 0
SPL50288
Title
Execution of ITB cleaning failure prevention 2
Details To execute cleaning for one round of the ITB after printing 2 sheets. (It becomes 2 sheets intermittent
mode.)
More effective than CL-IMP.
Use case When an image that was on 2 sheets before appears lightly depending on paper type and print pattern
(especially high printing ratio) When the trailing edge of paper is soiled In such a case, image failure
can be prevented by setting this mode.
8. Service Mode
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