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Canon LBP251 User Manual

Canon LBP251
495 pages
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LBP252dw / LBP251dw
User's Guide
USRMA-0786-00 2016-06 en Copyright CANON INC. 2015

Table of Contents

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Canon LBP251 Specifications

General IconGeneral
Print TechnologyLaser
CategoryAll-in-One Printer
ConnectivityUSB
Paper SizeA4, Legal, Letter, Executive
Paper Input (Standard)250 sheets
InterfaceUSB 2.0
Supported Operating SystemsWindows, Mac OS, Linux

Summary

Important Safety Instructions

Installation

Precautions and guidelines for safely installing the machine in an appropriate location.

Power Supply

Information on voltage compatibility, power cord usage, and electrical safety precautions.

Handling

Safety precautions related to operating, disassembling, moving, and touching machine parts.

Maintenance and Inspections

Procedures for periodic cleaning and checks to ensure proper machine operation and prevent hazards.

Consumables

Safety warnings and handling instructions for toner cartridges and other consumables.

Basic Operations

Parts and Their Functions

Description of the machine's exterior and interior parts and their functions.

Using the Operation Panel

How to use the keys on the operation panel to perform various operations and check settings.

Logging on to the Machine

Procedure for logging on when Department ID Management or System Manager IDs are enabled.

Loading Paper

Instructions on how to load paper into the paper drawer and the multi-purpose tray.

Specifying Paper Size and Type

Instructions to match paper size and type settings with loaded paper to prevent errors.

Saving Energy

Methods to save energy by enabling sleep mode or automatic shutdown features.

Setting Auto Shutdown Time

How to set the machine to automatically shut down after a specified period of idle time.

Printing

Canceling Prints

Instructions on how to cancel printing from a computer or the machine's operation panel.

Basic Printing Operations

Describes how to print a document using the printer driver from a computer.

Checking the Printing Status and Log

How to check current print statuses and logs for printed documents.

Various Print Settings

Overview of various print settings like enlargement, reduction, and duplex printing.

Selecting Document Type

How to specify document type to ensure optimal image quality for different documents.

Saving Toner

How to set the printer driver to use less toner to potentially save costs.

Printing a Document Secured by a PIN (Secure Print) (LBP252dw)

How to print documents securely using a PIN, holding them in memory until the PIN is entered.

Combining and Printing Multiple Documents

How to combine multiple documents into one print job using Canon PageComposer.

Configuring Printer Settings on the Machine

How to specify printer settings on the machine itself, like Paper Size Override.

Configuring Print Settings to Your Needs

How to register custom print setting combinations as "Profiles" for quick access.

Can Be Used Conveniently with a Mobile Device

Connecting to a Mobile Device

How to connect the machine to a mobile device via wireless LAN or Direct Connection.

Make Direct Connection (Access Point Mode)

Steps to establish a direct wireless connection between a mobile device and the machine.

Making the Best Use of the Machine by Utilizing Applications

How to use applications like Canon Mobile App, AirPrint, or Google Cloud Print for printing.

Managing the Machine Remotely

How to use the Remote UI via a Web browser on a mobile device to check status and change settings.

Network

Connecting to a Network

Steps to connect the machine to a wired or wireless network by setting an IP address.

Setting IP Addresses

How to configure network IP addresses (IPv4 and IPv6) for connecting the machine to a network.

Configuring the Machine for Printing from a Computer

How to configure protocols and ports for printing and create a print server.

Configuring Printer Ports

How to add or configure printer ports in Windows to ensure correct printing and connectivity.

Configuring the Machine for Your Network Environment

Guidance on configuring network settings based on the network environment's purpose.

Configuring DNS

How to configure DNS, mDNS, or DHCP settings for name resolution.

Configuring WINS

How to configure Windows Internet Name Service (WINS) for NetBIOS name resolution.

Configuring SNTP

How to configure Simple Network Time Protocol (SNTP) to synchronize the system clock.

Configuring Settings for Device Management Software

How to configure settings for device management software like imageWARE Enterprise Management Console.

Monitoring and Controlling the Machine with SNMP

How to monitor and control the machine using Simple Network Management Protocol (SNMP).

Security

Protecting the Machine from Unauthorized Access

Measures to prevent unauthorized access, including user privileges, firewalls, and port changes.

Restricting Communication by Using Firewalls

How to use packet filters to restrict communication based on specified IP or MAC addresses.

Changing Port Numbers

How to change port numbers for protocols to enhance security or manage traffic.

Setting a Proxy

How to configure a proxy server for HTTP communication, traffic management, and security.

Restricting the Machine's Functions

How to limit machine capabilities by disabling specific functions for security purposes.

Implementing Robust Security Features

Features that enhance security and secrecy, such as SSL, IPSec, and IEEE 802.1X authentication.

Configuring Settings for Key Pairs and Digital Certificates

How to generate and register key pairs and CA certificates for secure communication.

Using Remote UI

Starting Remote UI

How to operate the machine remotely using a Web browser by inputting the machine's IP address.

Remote UI Screens

Explanation of the different screens and elements within the Remote UI interface.

Managing Documents and Checking the Machine Status

How to check document status, machine status, and manage print jobs via the Remote UI.

Setting Up Menu Options from Remote UI

How to change various machine settings via the Remote UI.

Saving/Loading Registered Data

How to save machine settings data to a computer (export) or load saved data (import).

Setting Menu List

Paper Settings (LBP252dw)

How to specify paper size and type for each paper source and register custom sizes.

Direct Connection

How to connect the mobile device and machine directly without a wireless LAN router.

Network Settings

List of all network settings with short descriptions, including wired/wireless LAN.

Output Reports

How to print reports like consumables status, user data, and policy lists.

Preferences

Settings related to sound volume and display adjustments, such as entry tones and brightness.

Timer Settings

Settings related to date/time, auto reset, sleep mode, and auto shutdown timers.

Common Settings

Settings related to paper feed methods, including switchable options like Speed Priority.

Printer Settings

Various printer settings such as copies, duplex printing, paper handling, and print quality.

Adjustment/Maintenance

Procedures for adjusting machine settings like toner density and print position, and performing maintenance.

System Management Settings

Settings for managing the machine, including network, security, and system manager configurations.

Troubleshooting

Clearing Jams

Instructions on how to remove jammed paper from various locations within the machine.

When an Error Message Appears

Information on interpreting and resolving error messages displayed on the machine's screen.

When an Error Code Appears

Solutions for specific three-digit error codes that may appear during printing.

Common Problems

Common issues encountered during machine use and initial checks before contacting support.

When You Cannot Print Properly

Solutions for unsatisfactory printing results, such as smudges, faded printouts, or paper creases.

When a Problem Cannot Be Solved

What to do if a problem cannot be resolved by referring to the manual, including contacting Canon support.

Maintenance

Cleaning the Machine

How to regularly clean the machine's exterior and internal fixing unit for optimal performance.

Replacing Toner Cartridges

Steps and precautions for replacing the toner cartridge when it is empty or low.

Relocating the Machine

Procedures for safely moving the machine to avoid injury, including disconnecting cables.

Maintaining and Improving Print Quality

Adjustments for print density and print position to achieve satisfactory print results.

Printing Reports and Lists

How to print reports like consumables status, user data, and policy lists.

Using a USB Memory Device to Save/Load Registered Data

How to save machine settings data to a computer (export) or load saved data (import).

Initializing Settings

How to restore machine settings to factory defaults, including menu, key, and certificate initialization.

Appendix

Feature Highlights

Highlights the machine's features grouped under "Going Green", "Improving Efficiency", and "So Much More".

Going Green and Saving Money

Features that help save paper, toner, power, and expenses, such as 2-sided printing.

Improving Efficiency

Features that save time and improve efficiency, such as remote management and favorite settings.

So Much More

Highlights additional features like smartphone/tablet printing and Google Cloud Print.

Specifications

Technical specifications of the machine, including physical dimensions, power, and software.

Consumables

Information on estimated replacement times for consumables like toner cartridges and their yields.

Optional Items

Details about optional items like the Paper Feeder Unit PF-44 and their specifications.

Using AirPrint

How to print wirelessly from Apple devices like iPad, iPhone, and Mac without drivers.

Using Google Cloud Print

How to print from applications via Google Cloud Print using a Google account and internet connection.

Manuals Included with the Machine

List of manuals included with the machine, such as Getting Started and e-Manual.

Using e-Manual

How to view and search the e-Manual on your computer using web browsers.

Basic Windows Operations

Guides on performing common operations in Windows, such as displaying computer or printer folders.

For Mac OS Users

Information and procedures specifically for Mac OS users, including driver installation.

Notice

Contains important notices regarding third-party services, product name, EMC, and laser safety.

Office Locations

Provides contact information and addresses for Canon offices worldwide.

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