Canon imagePRESS C1 Service Manual - page 350
Chapter 7
7-1
7.1 Construction
7.1.1 Image Formation Specification List
0012-4793
imagePRESS C1 P / imagePRESS C1 / imagePRESS C1+ (Printer) / imagePRESS C1+
T-7-1
T-7-2
T-7-3
Drum Unit Specification
Photosensitive Drum
Drum type
OPC drum
Drum diameter
84 dia
Cleaning mechanism
Blade / brush roller
Process speed
285mm/s
Primary Charging Assembly Specification
Charging method
Corona charging
Cleaning method
Wire automatic cleaning
Pre-conditioning Exposure Specification
Exposure method
LED array
Monochrome / Color Developing Assembly Specification
Developing cylinder diameter
20 dia
Developing method
Dry development, 2 components
Toner
Non-magnetic negative toner
Toner level sensor within the developing
assembly
None
Toner Container Specification
Toner level sensor (monochrome / color)
Level sensor with the video counter / piezoelectric oscillator sensor
Toner amount
About 666g (Toner: 600g + Carrier: 66g)
Intermediate Transfer Block Specification
Mechanism
ITB (Intermediate transfer belt)
Drive method
Drum / ITB motor
Cleaning mechanism
Brush roller
Secondary Transfer Block Specification
Mechanism Secondary
transfer outside roller
Drive method
Secondary transfer outside roller separation / drive motor
Cleaning mechanism
Brush roller
Pre-transfer Charging Assembly Specification
Charging system
Corona charging
Cleaning method
Wire automatic cleaning
Process Speed
Color Mode
Paper Type
285mm/s
Monochrome / color
Plain paper (80g to 105g), thin paper (64g to 79g)
95mm/s
Monochrome / color
Heavy paper / coated paper (106g to 256g), OHT
Image Stabilization Control
Control Item
Description
D-max control
Determines the appropriate developing bias value.
ATR control
Determines the toner supply.
ATVC control
Determines the appropriate transfer bias value.