Canon imageRUNNER ADVANCE C350 series Service Manual page 842

COPIER> ADJUST> DENS
LLMT-PTM Adj ATR Sensor (M)dens crrct lowr limit
Lv.2 Details To adjust the lower limit of the target density correction (upper limit of
TD ratio) of the ATR Sensor (M).
As the value is decremented by 1, the lower limit of TD ratio is
increased by 0.5 %.
When the value is decreased, density is increased, but fogging/
scattering occurs.
Use case When an image failure (density failure, fogging, carrier adherence,
and scattering, etc.) occurs
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Caution Take necessary action in accordance with the instructions from the
Quality Support Division.
Display/adj/set range -5 to 5
Unit 0.5 %
Default value 0
LLMT-PTC Adj ATR Sensor (C)dens crrct lowr limit
Lv.2 Details To adjust the lower limit of the target density correction (upper limit of
TD ratio) of the ATR Sensor (C).
As the value is decremented by 1, the lower limit of TD ratio is
increased by 0.5 %.
When the value is decreased, density is increased, but fogging/
scattering occurs.
Use case When an image failure (density failure, fogging, carrier adherence,
and scattering, etc.) occurs
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Caution Take necessary action in accordance with the instructions from the
Quality Support Division.
Display/adj/set range -5 to 5
Unit 0.5 %
Default value 0
T-SPLY-Y Adj toner supply amount for all colors
Lv.2 Details To adjust the offset value of toner supply amount for all colors.
When replacing the DC Controller PCB/clearing RAM data, enter the
value of service label.
Use case When a symptom that toner supply amount is decreased at an NTD
high latitude occurs
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range -3 to 3
Unit 10 %
Default value 0
8
Service Mode > COPIER > ADJUST > DENS
8 Service Mode > COPIER > ADJUST > DENS
COPIER> ADJUST> DENS
T-SPLY-M Adjustment of M toner supply amount
Lv.2 Details To adjust the offset value of M toner supply amount.
When replacing the DC Controller PCB/clearing RAM data, enter the
value of service label.
Use case When E020 occurs frequently
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range -3 to 3
Unit 10 %
Default value 0
T-SPLY-C Adjustment of C toner supply amount
Lv.2 Details To adjust the offset value of C toner supply amount.
When replacing the DC Controller PCB/clearing RAM data, enter the
value of service label.
Use case When E020 occurs frequently
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range -3 to 3
Unit 10 %
Default value 0
T-SPLY-K Adjustment of Bk toner supply amount
Lv.2 Details To adjust the offset value of Bk toner supply amount.
When replacing the DC Controller PCB/clearing RAM data, enter the
value of service label.
Use case When E020 occurs frequently
Adj/set/operate method 1) Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
2) Turn OFF/ON the main power switch.
Display/adj/set range -3 to 3
Unit 10 %
Default value 0
DMAX-Y Adj D-max ctrl Y-color dens target VL
Lv.2 Details An image failure might occur because the density target value of the
D-max control becomes out of the setting table due to environment
change.
Adjust the offset of the yellow density target value of D-max control.
Use case When any image failure occurs due to environment change
Adj/set/operate method Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
Caution Do not use this at the normal service.
Display/adj/set range -8 to 8
Default value 0
Related UI menu Adjustment/Maintenance> Adjust Image Quality> Auto Adjust
Gradation> Full Adjust, Quick Adjust
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