Canon imageRUNNER ADVANCE C3500 III Series, Service Manual, Page: 90 / 1252

M02
[3]
[1] [2]
No. Parts name Role
[1] ITB Cleaning Screw Residual toner in the ITB Cleaning Unit is fed.
[2] ITB Cleaning Blade Residual toner on the ITB is collected.
[3] Waste Toner Ejection Mouth Ejection Mouth for toner collected on the ITB
M02 Bk Drum _ ITB Motor The ITB Cleaning Screw is driven.
Related service mode
• Setting of the number of transparency to execute ITB cleaning
COPIER > OPTION > CLEANING > OHP-PTH
■ Secondary Transfer Outer Roller Cleaning Control
Purpose
To prevent transfer failure and soiling on the back of the paper caused by soiling of the Secondary Transfer Outer Roller
Control description
The secondary transfer cleaning bias, which has been generated on the Secondary Transfer High Voltage PCB (UN03), is applied
to the Secondary Transfer Outer Roller [2] through the Separation Static Eliminator [1].
Residual toner on the Secondary Transfer Outer Roller is attached to the ITB, and then collected by the ITB Cleaning Unit.
[2]
[1]
Control timing Adjustment timing Condition
Automatic adjustment by the output
of a specific number of prints When a job starts Each time
At paper interval For each 100 accumulated images
When transparency is fed
At job completion Each time
Automatic adjustment by the accu-
mulation of video count values At paper interval For each accumulated video count value of 3000%
After 30 images from the start of a job and the video count value
of less than 2.0% (equivalent to accumulated video count value of
100%)
At job completion Each time
Jam removal At recovery from jam Jam occurrence
2. Technology
68