Canon CLC 1120 Service Handbook page 102
Color laser copier
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Also See for CLC 1120:
- Service manual (901 pages) ,
- Service manual (20 pages) ,
- Service manual (965 pages)
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CHAPTER 4 SERVICE MODE
DENS
4-16
DVFF-700
dark area potential attenuation ( V) at laser VFF
while the drum surface potential is at 700 V
PFF-Y
setting of laser pulse width for Y
PFF-M
setting of laser pulse width for M
PFF-C
setting of laser pulse width for C
PFF-K
setting of laser pulse width for Bk
DENS-Y
result of computation of the developer concentration
inside the Y developing assembly
DENS-M
result of computation of the developer concentration
inside the M developing assembly
DENS-C
result of computation of the developer concentration
inside the C developing assembly
DENS-K
result of computation of the developer concentration
inside the Bk developing assembly
WINDOW-Y
window soiling coefficient of Y
WINDOW-M
window soiling coefficient of M
WINDOW-C
window soiling coefficient of C
WINDOW-K
window soiling coefficient of Bk
DMAX-Y
solid density of Y at time of auto gradation
correction
DMAX-M
solid density of M at time of auto gradation
correction
DMAX-C
solid density of C at time of auto gradation
correction
DMAX-K
solid density of Bk at time of auto gradation
correction
FFRATE-Y
correction value of Y used to set the maximum toner
density while gradation characteristics are being
controlled for stabilization
FFRATE-M
correction value of M used to set the maximum toner
density while gradation characteristics are being
controlled for stabilization
FFRATE-C
correction value of C used to set the maximum toner
density while gradation characteristics are being
controlled for stabilization
FFRATE-K
correction value of Bk used to set the maximum
toner density while gradation characteristics are
being controlled for stabilization
PTOFST-Y
offset value of laser strength for Y patch image
density correction
PTOFST-M
offset value of laser strength for M patch image
density correction
PTOFST-C
offset value of laser strength for C patch image
density correction
PTOFST-K
offset value of laser strength for Bk patch image
density correction
D-Y-TRGT
target value for Y developer concentration
D-M-TRGT
target value for M developer concentration
D-C-TRGT
target value for C developer concentration
REF-Y
measurement of the concentration reference signal
inside the Y developing assembly (present value;
direct light from LED)
REF-M
measurement of the concentration reference signal
inside the M developing assembly (present value;
direct light from LED)
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