Canon C850 User Manual

This document provides useful explanations about
procedures for printing documents and solutions to
common printing problems. We recommend you read
this document and the User
s Guide.
USRMA-0684-00 Copyright CANON INC. 2016
Practical Guide
for Advanced Printing
You can access
canon.com/oip-manual to
read the User’s Guide that describes
all functions of this machine.

Canon C850 Specifications

General

Print Speed (Black)	Up to 85 ppm
Connectivity	Ethernet
Supported Media Sizes	Legal, Letter
Duplex Printing	Yes
Standard Functions	Print, Copy, Scan

Summary

Recommended Types of Calibration

Simple Calibration

Quick and easy color calibration for optimal print quality.

Enhanced Calibration

Precise color calibration for optimal print quality, even with environmental variations.

Calibration Procedures

Simple Calibration Steps

Detailed steps for performing simple calibration.

Enhanced Calibration Steps

Detailed steps for performing enhanced calibration.

Calibration on the Machine

Calibration on the imagePRESS Server

Performing calibration using the imagePRESS Server and a spectrophotometer.

Getting the Best Colors from Your Machine

Calibration After Purchase

Initial machine calibration steps after installation.

How to Get the Most Accurate Colors

Eliminating Basic Causes

Troubleshooting common issues affecting color accuracy.

Changing Print Settings for Jobs

How to Fix Misalignment of Images

Eliminating Basic Causes of Misalignment

Identifying and resolving basic causes of image misalignment.

Changing Machine Settings

Changing Printer Driver Settings

How to Adjust the Saddle Stitch Position

Adjusting Position to Center of Booklet

Adjusting Fold Position to Center of Booklet

Problems with Printouts That Look Like the Following Images

Streaks Perpendicular to Feed Direction

Troubleshooting streaks due to warped transfer belt or color displacement.

Streaks Parallel to Feed Direction

Addressing streaks caused by dirty corona wires or rough fixing belt.

Faint Image / White Spots

Uneven Glossiness / Distorted Printouts