Sequence Of Measurement - Canon 1130 Service Manual

CHAPTER 6 IMAGE FORMATION SYSTEM

4. Sequence of Measurement

The concentration of color toner is measured during copying operation to determine the
amount of toner to supply.
Patch detection, for which the Bk toner
copying operations (CLC1100/1120/1130/1150) or 25 copying operations (CLC1140/1160/1180)
regardless of the selected copying mode or copying size.
Developer
Side of transfer drum
Image on photosensitive drum
Measurement by Bk toner
concentration sensor
Measurement by color toner
sensor
6-34
COPYRIGHT © 2002 CANON INC.
concentration
INTR
Measures the concentration of toner on the
developing cylinder and determines the amount
of toner to supply.
Figure 6-404 Measuring M Developer
CANON CLC1100/1130/1150/1160/1180 REV.2 FEB. 2002 PRINTED IN JAPAN (IMPRIME AU JAPON)
sensor is used, is performed after 10
COPY
M
B
Measures the concentration of toner on
the photosensitive drum, and uses the
result as a correction value during
measurement by the color toner sensor.
M+10
B / A