Canon Color imageRUNNER C4580 Service Manual - page 242
Chapter 9
9-1
9.1 Construction
9.1.1 Specifications, Control Mechanisms, and Functions
T-9-1
*1: Paper Types described above refers to the followings:
Plain Paper: Plain Paper,Colored Paper, Recycled Paper, Bond Paper, Letterhead (except Thick
Paper and OHP)
Thick Paper: Thick Paper,, Postcard, Quadrouple Postcard, Envelope, Labe Paperl, Tab Paper,
Intermediate Paper
OHP: OHP, Gloss Paper
*2: iRC4580 and iRC4080 have the same Processing Speed, but different productivitiy due to their different
Sheet-to-Sheet length.
T-9-2
Photosensitive drum
Drum unit
(D-UNIT)
Type of drum
OPC
Diameter of drum
30.6 mm
Cleaning mechanism
Cleaner-less
The residual toner after transfer is charged for collection by the developing assembly.
Process speed
Plain Paper*1
CiRC5180:
210mm/sec
CiRC4580:
Color 163mm/sec
Black and White 185mm/sec
CiRC4080:
Color 163mm/sec
Black and White 185mm/sec
Thick Paper*1
CiRC5180:105mm/sec
CiRC4580:81.5mm/sec
CiRC4080:Color 81.5mm/sec
OHP, Gloss Paper*1
CiRC4580/4080:105mm/sec *2
Developing assembly
Diameter of developing cylinder
16 mm
Method of development
dry, 2-component
Toner
non-magnetic, negative (S toner)
Detection of toner inside
ATR sensor (magnetic sensor)
developing assembly
Starter
held by drum unit