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CHAPTER 6 IMAGE FORMATION SYSTEM
6-44
COPYRIGHT
©
2000 CANON INC. CANON imageRUNNER 600 REV.1 JAN. 2000 PRINTED IN U.S.A.
The toner sensor (TS3; inside the developing assembly) has
detected the absence of toner for 3 sec or more.
E020
(toner supply error)
Related Error Code
Figure 6-408 Sequence of Operations
150 sec
Toner supply
STBY
Toner feeding screw
Supply
Toner supply
sequence started
Toner lower limit sensor
(inside the hopper)
Toner sensor
(inside the hopper)
If the toner supply sequence has not ended at the time the machine
operation ends, the toner supply sequence will be continued until it ends.
If the presence of toner is detected
for 1.5 sec or more, the toner supply
sequence ends.
If the absence of toner is detected for 0.5 sec or
more, the toner supply sequence is started.
If the absence of toner is detected for 210 sec
or more, a message to prompt toner supply will
be indicated on the touch panel. (The machine
remains ready.)
If the absence of toner is detected for 0.5 sec
or more, a message to prompt toner supply will
be indicated on the touch panel. (The machine
stops operation.)
Figure 6-408 shows the sequence of operations by which the toner cartridge supplies the hop-
per with toner.