Canon imageRUNNER ADVANCE C3325 Series Service Manual page 587

COPIER>DISPLAY>DENS
D-M-TRGT Dspl M-clr patch target dens: ATR ctrl
Lv.2 Details To display the target density for M-color patch image formed at ATR
control.
Use case When analyzing the cause of image failure (fogging, carrier
adherence, low density, etc.)
Display/adj/set range 0 to 1023
Appropriate target value 150 - 500
D-C-TRGT Dspl C-clr patch target dens: ATR ctrl
Lv.2 Details To display the target density for C-color patch image formed at ATR
control.
Use case When analyzing the cause of image failure (fogging, carrier
adherence, low density, etc.)
Display/adj/set range 0 to 1023
Appropriate target value 150 - 500
SGNL-Y Display of Y-color toner density
Lv.1 Details To display the measured value of Y-color toner density.
The density is measured with the ATR Sensor (Y) for each job.
The value is updated upon print operation after power-on.
Use case When analyzing the cause of image failure (fogging, carrier
adherence, low density, etc.)
Display/adj/set range 0 to 255
Appropriate target value 50 - 200
Related service mode COPIER> DISPLAY> DENS> DENS-Y
SGNL-M Display of M-color toner density
Lv.1 Details To display the measured value of M-color toner density.
The density is measured with the ATR Sensor (M) for each job.
The value is updated upon print operation after power-on.
Use case When analyzing the cause of image failure (fogging, carrier
adherence, low density, etc.)
Display/adj/set range 0 to 255
Appropriate target value 50 - 200
Related service mode COPIER> DISPLAY> DENS> DENS-M
SGNL-C Display of C-color toner density
Lv.1 Details To display the measured value of C-color toner density.
The density is measured with the ATR Sensor (C) for each job.
The value is updated upon print operation after power-on.
Use case When analyzing the cause of image failure (fogging, carrier
adherence, low density, etc.)
Display/adj/set range 0 to 255
Appropriate target value 50 - 200
Related service mode COPIER> DISPLAY> DENS> DENS-C
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Service Mode > COPIER > DISPLAY > DENS
8 Service Mode > COPIER > DISPLAY > DENS
COPIER>DISPLAY>DENS
SGNL-K Display of Bk-color toner density
Lv.1 Details To display the measured value of Bk-color toner density.
The density is measured with the ATR Sensor (Bk) for each job.
The value is updated upon print operation after power-on.
Use case When analyzing the cause of image failure (fogging, carrier
adherence, low density, etc.)
Display/adj/set range 0 to 255
Appropriate target value 50 - 200
Related service mode COPIER> DISPLAY> DENS> DENS-K
DEV-DC-Y Dspl of Y-color developing DC voltage
Lv.2 Details To display the latest Y-color developing DC voltage Vdc.
Use case • When image failure occurs due to carrier adherence
• When fogging occurs/is deteriorated
Display/adj/set range -1000 to 0
Unit 1 V
Appropriate target value -490 - -600
DEV-DC-M Dspl of M-color developing DC voltage
Lv.2 Details To display the latest M-color developing DC voltage Vdc.
Use case • When image failure occurs due to carrier adherence
• When fogging occurs/is deteriorated
Display/adj/set range -1000 to 0
Unit 1 V
Appropriate target value -490 - -600
DEV-DC-C Dspl of C-color developing DC voltage
Lv.2 Details To display the latest C-color developing DC voltage Vdc.
Use case • When image failure occurs due to carrier adherence
• When fogging occurs/is deteriorated
Display/adj/set range -1000 to 0
Unit 1 V
Appropriate target value -490 - -600
DEV-DC-K Dspl of Bk-color developing DC voltage
Lv.2 Details To display the latest Bk-color developing DC voltage Vdc.
Use case • When image failure occurs due to carrier adherence
• When fogging occurs/is deteriorated
Display/adj/set range -1000 to 0
Unit 1 V
Appropriate target value -490 - -600
CHG-DC-Y Dspl Y-color primary charge DC voltage
Lv.2 Details To display the latest primary charging DC voltage of Y-color.
Use case When decrease in density/fogging occurs
Display/adj/set range -1600 to 0
Unit 1 V
Appropriate target value -1400 - -1200
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