Basic Operation; Functions - Canon CLBR 460ps Service Manual

I. BASIC OPERATION
A. Functions
Printer functions can be divided into five groups: the engine control system, the laser/scanner
system, the image formation system, the paper pick-up/feed system, and the video control sys-
tem.
Fixing
Face-up
unit
tray
To external device (host computer, etc.)
Face-down tray
LASER/SCANNER SYSTEM
Scanning mirror
Laser
diode
Photo-
Primary
sensitive drum
charging roller
Cleaner unit
Developing
unit
Intermediate
transfer belt
ITB cleaning
roller
Secondary transfer roller
Cassette
Duplexing unit (option)
Cassette paper
Cassette
pick-up unit
Paper feeder (option)
Figure 2-1-1
VIDEO CONTROL SYSTEM
Video controller PCB
BD
circuit
Scanner
motor
IMAGE
FORMATION
SYSTEM
Pick-
up
unit
PICK-UP/FEED SYSTEM
CHAPTER 2
ENGINE
CONTROL SYSTEM
Connector PCB
Operation
panel
DC controller
PCB
Multi-purpose
tray
2 - 1