Basic Operation - Canon LBP-800 Service Manual

I. BASIC OPERATION
A. Functions
Printer functions can be divided into five groups: the video control system, the engine control
system, the image formation system, the laser/scanner system, and the paper pick-up/feed sys-
tem.
To external device (host computer, etc.)
LASER/SCANNER SYSTEM
Fixing
PICK-UP/FEED SYSTEM
Scanning mirror
Laser BD
diode circuit
Scanner
motor
IMAGE FORMATION
SYSTEM
Primary
charging
Photo-
roller
sensitive
Cleaner
unit
Transfer
charging
Figure 2-1-1
VIDEO CONTROL
SYSTEM
Interface controller PCB
ENGINE CONTROL
SYSTEM
Engine controller PCB
Developing
unit
drum
Pick-up
control
roller
CHAPTER 2
2 - 1