Canon LBP6670dn Series User Manual

Contents
Safety Precautions
Safety Information ------------------------------------------------------------0-6
Laser Safety ------------------------------------------------------------------------- 0-6
CCDRH Regulation ---------------------------------------------------------------- 0-6
Toner Safety ------------------------------------------------------------------------- 0-6
About Toner ---------------------------------------------------------------------------------- 0-6
How to Handle Adhered Toner ---------------------------------------------------------- 0-6
Ozone Safety ----------------------------------------------------------------------- 0-6
How to Handle the Laser Scanner Unit -------------------------------------- 0-7
Points to Note when Replacing/Discarding a Lithium Battery ---------- 0-7
Points to Note when Performing Disassembly/Assembly---------------- 0-7
Product Description
Product Lineups ---------------------------------------------------------------1-2
Main unit ----------------------------------------------------------------------------- 1-2
Options ------------------------------------------------------------------------------- 1-2
Features -------------------------------------------------------------------------1-2
Specication --------------------------------------------------------------------1-3
Product Specications ------------------------------------------------------------ 1-3
Printing Speed --------------------------------------------------------------------- 1-3
List of Parts ---------------------------------------------------------------------1-4
External View ----------------------------------------------------------------------- 1-4
Cross Sectional View ------------------------------------------------------------- 1-4
Operation ------------------------------------------------------------------------1-5
Control panel ------------------------------------------------------------------------ 1-5
Technology
Basic Operation ---------------------------------------------------------------2-2
Function Structure ----------------------------------------------------------------- 2-2
Sequence of Operation ------------------------------------------------------2-2
Outline -------------------------------------------------------------------------------- 2-2
Laser Exposure System -----------------------------------------------------2-3
Outline -------------------------------------------------------------------------------- 2-3
Optical Unit Failure Detection --------------------------------------------------- 2-3
Image Formation System ---------------------------------------------------2-4
Outline -------------------------------------------------------------------------------- 2-4
Image Formation Process ------------------------------------------------------- 2-4
Outline ----------------------------------------------------------------------------------------- 2-4
Latent image formation block ------------------------------------------------------------ 2-5
Developing block---------------------------------------------------------------------------- 2-5
Transfer block ------------------------------------------------------------------------------- 2-6
Fixing block ----------------------------------------------------------------------------------- 2-6
Drum cleaning block ----------------------------------------------------------------------- 2-6
High-voltage Power Supply ----------------------------------------------------- 2-7
Outline ----------------------------------------------------------------------------------------- 2-7
Fixing System ------------------------------------------------------------------2-8
Outline -------------------------------------------------------------------------------- 2-8
Fixing control circuit --------------------------------------------------------------- 2-9
Small Size Paper Printing Speed Control (Throughput Reduction Control) - 2-9
Fixing temperature control---------------------------------------------------------------2-10
Protective function -------------------------------------------------------------------------2-10
Failure detection --------------------------------------------------------------------------- 2-11
Pickup Feeding System --------------------------------------------------- 2-12
Outline -------------------------------------------------------------------------------2-12
Jam Detection ---------------------------------------------------------------------2-13
Outline ----------------------------------------------------------------------------------------2-13
Pickup Delay Jam -------------------------------------------------------------------------2-13
Pickup Stationary Jam--------------------------------------------------------------------2-13
Delivery Delay Jam ------------------------------------------------------------------------2-13
Fixing Paper Wrap Jam -----------------------------------------------------------------2-13
Delivery Stationary Jam ------------------------------------------------------------------2-13
Reverse Delay Jam -----------------------------------------------------------------------2-13
Reverse Stationary Jam -----------------------------------------------------------------2-14
Internal Residual Jam --------------------------------------------------------------------2-14
Door Open Jam ----------------------------------------------------------------------------2-14
Controller System ----------------------------------------------------------- 2-15
Outline -------------------------------------------------------------------------------2-15
DC Controller ----------------------------------------------------------------------2-15

Canon LBP6670dn Series Specifications

General

Print Technology	Laser
Maximum Resolution	Up to 1200 x 1200 dpi
Duty Cycle	Up to 50, 000 pages per month
Media Types	Plain paper, Heavy Paper, Transparency, Label, Envelope
Duplex Printing	Yes
Network Ready	Yes
Operating System Compatibility	Windows, Mac OS, Linux
Memory	128 MB
Control Panel	5-line LCD
Category	All-in-One Printer
Paper Input (Standard)	250 sheets
Paper Output	150 sheets (face down)
Media Sizes	A4, A5, B5, Legal, Letter, Executive, Envelope
Media Weights	Cassette: 60 to 120 g/m², Multi-purpose tray: 60 to 163 g/m²
Interface Type	USB 2.0
Dimensions (W x D x H)	400 mm x 376 mm x 289 mm
Print Speed (Black)	Up to 35 ppm (A4)