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Chapter 5
Sub item
SGNL S Y/M/C/K
REF S Y/M/C/K
SGNL D Y/M/C/K
WINDOW
<EPOT>
DYSPLAY > EPOT
Sub item
VOO=Y/M/C/K
VFF=Y/M/C/K
5-6
DISPLAY > DENS
Description
Indicates the measurement (AD conversion
value) of the density of the toner on the drum
(each color).
Measurements are taken for each copying run.
Indicates the measurement (AD conversion
value) of the SALT reference signal (each color).
Indicates the measurement of the light reflected
by the photosensitive drum.
Indicates the window soiling correction
coefficient.
The value decreases when the SALT sensor
becomes soiled.
T-5-7
DISPLAY > EPOT
Description
Indicates the target value for VD
(with laser output at 00).
Indicates the optimum value
computed by potential control.
Indicates the target value for VL
(with laser output at off).
Indicates the optimum value
computed by potential control.
Remarks
For C, M, and
Y, normal if
between 640
and 850
(CMY).
For K, normal if
between 192
and 389.
For all colors,
normal if
between 464
and 544.
For C, M, and
Y, normal if
between 380
and 900.
For K, normal if
between 300
and 720.
Normal if
between 60 and
140.
Remarks
Unit: V
Optimum value: 350 to 800
The measurements of VOO
and VFF may be checked by
"EPC" under "FUNC".
Unit: V
Optimum value: 50 to 300
The measurements of VOO
and VFF may be checked by
"EPC" under "FUNC".
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