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Lexmark CX923 User Manual

Lexmark CX923
334 pages
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CX920, CX921, CX922, CX923,
CX924, CX927 MFPs
User's Guide
May 2020 www.lexmark.com
Machine type(s):
7559
Models:
078, 178, 378, 578, 778

Table of Contents

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Lexmark CX923 Specifications

General IconGeneral
Printing colorsBlack, Cyan, Magenta, Yellow
Duplex functionsFax, Print, Scan
Country of originChina
Maximum duty cycle250000 pages per month
Recommended duty cycle7000 - 50000 pages per month
Number of print cartridges-
Control typeTouch
Product colorBlack, Grey
Built-in displayYes
Display diagonal10 \
Market positioningBusiness
Print technologyLaser
Resolution color1200 x 1200 DPI
Maximum resolution- DPI
Time to first page (black, normal)5.2 s
Time to first page (color, normal)6.1 s
Print speed (black, normal quality, A4/US Letter)55 ppm
USB connectorUSB Type-A / USB Type-B
Optional connectivityFiber, Near Field Communication (NFC), Serial (RS-232), Wireless LAN
USB 2.0 ports quantity5
Cabling technology10/100/1000Base-T(X)
Security algorithmsIPSec, TLS, TTLS
Ethernet LAN data rates10, 100, 1000 Mbit/s
Supported network protocols (IPv4)TCP/IP IPv4
Supported network protocols (IPv6)TCP/IP IPv6
Internal memory2048 MB
Processor cores4
Processor frequency1200 MHz
Maximum internal memory4096 MB
Sound pressure level (copying)56 dB
Sound pressure level (standby)29 dB
Sound pressure level (printing)52 dB
Sound pressure level (scanning)53 dB
Sound pressure level (duplex printing)54 dB
Copier resize25 - 400 %
Time to first copy (black, normal)4.9 s
Time to first copy (color, normal)5.8 s
Copy speed (black, normal quality, A4)55 cpm
Power consumption (ready)230 W
Power consumption (sleep)2.78 W
Power consumption (copying)1100 W
Power consumption (standby)0.2 W
Power consumption (printing)1075 W
Power consumption (scanning)250 W
Energy Star Typical Electricity Consumption (TEC)1.35 kWh/week
Scan toE-mail, FTP, LDSS, PC, USB
Scanner typeFlatbed & ADF scanner
Maximum scan area297 x 432 mm
Image formats supportedJPEG, JPG, TIFF
Document formats supportedPDF, XPS
Optical scanning resolution600 x 600 DPI
Operating altitude0 - 2500 m
Operating temperature (T-T)10 - 30 °C
Operating relative humidity (H-H)15 - 85 %
FaxingColor faxing
Modem speed33.6 Kbit/s
Fax transmission speed3 sec/page
Package depth911 mm
Package width758 mm
Package height1505 mm
Package weight168000 g
Included cartridge capacity (CMY)11500 pages
Included cartridge capacity (black)18500 pages
Total input capacity2150 sheets
Total output capacity250 sheets
Maximum input capacity5150 sheets
Paper tray 1 input capacity500 sheets
Envelopes sizes7 3/4, 9, 10, B5, C5, DL
Paper tray media weight60 - 256 g/m²
Non-ISO print media sizesExecutive (184 x 267mm), Folio (media size), Legal (media size), Letter (media size), Oficio (media size), Statement (140 x 216mm), Super Tabloid (media size), Universal
ISO A-series sizes (A0...A9)A3, A4, A5, A6
JIS B-series sizes (B0...B9)B5
Maximum ISO A-series paper sizeA3
Multi-Purpose Tray media weight60 - 300 g/m²
Weight and Dimensions IconWeight and Dimensions
Depth792 mm
Width615 mm
Height1225 mm
Weight134500 g

Summary

Safety information

Product statements

Provides essential safety precautions and warnings for product usage.

Learning about the printer

Selecting a location for the printer

Details environmental and placement requirements for the printer.

Attaching cables

Describes how to connect various cables to the printer.

Using the control panel

Explains the functions of the printer's control panel buttons and display.

Using the home screen

Explains the printer's home screen layout and touch functions.

Setting up and using the home screen applications

Setting up Card Copy

Instructions for configuring the Card Copy application.

Setting up Scan Center

Steps to configure scanning destinations and settings.

Setting up and using the accessibility features

Enabling Magnification mode

How to activate screen magnification for better visibility.

Activating Voice Guidance

Steps to enable spoken audio feedback for printer operations.

Loading paper and specialty media

Loading trays

Instructions for properly loading paper into printer trays.

Loading the 2500‑sheet tray

Detailed steps for loading paper into the 2500-sheet tray.

Loading the 3000‑sheet tray

Detailed steps for loading paper into the 3000-sheet tray.

Loading the multipurpose feeder

Instructions for loading paper into the multipurpose feeder.

Paper Support

Table detailing supported paper sizes for various printer components.

Printing

Printing from a computer

Instructions for printing documents from a computer.

Printing from a mobile device

How to print wirelessly from mobile devices.

Printing from a flash drive

Instructions for printing documents directly from a USB flash drive.

Configuring confidential jobs

How to set up secure print jobs with PIN protection.

Printing confidential and other held jobs

Instructions for printing jobs held in the printer memory.

Copying

Making copies

Basic steps for making copies of documents.

E-mailing

Configuring the SMTP server for e-mail

Steps to set up the SMTP server for email functionality.

Sending an e-mail

Instructions for sending emails using the control panel or shortcut.

Faxing

Setting up fax using a standard telephone line

Instructions for connecting the printer to a standard phone line.

Sending a fax

Instructions for sending faxes from the control panel or computer.

Scanning

Scanning to an FTP server

Instructions for scanning to an FTP server.

Scanning to a flash drive

Instructions for scanning documents to a USB flash drive.

Sending scanned documents to a computer

How to send scanned files to a computer.

Understanding the printer menus

Power Management

Settings for sleep and hibernate modes.

Accessibility

Settings for accessibility features.

Out of Service Erase

Procedures for erasing printer memory and data.

Print

Quality

Settings related to print quality.

Copy

Copy Defaults

Default settings for copy jobs.

Fax

Fax Setup

General settings for fax configuration.

Fax Send Settings

Settings related to sending faxes.

Fax Receive Settings

Settings related to receiving faxes.

E-mail

E-mail Setup

Configuration for sending and receiving emails.

FTP

FTP Defaults

Default settings for FTP scanning.

USB Drive

Flash Drive Scan

Instructions for scanning documents to a USB flash drive.

Advanced Imaging

Settings for enhancing scanned images for USB.

Flash Drive Print

Instructions for printing from a USB flash drive.

Network/Ports

TCP/IP

Settings for configuring TCP/IP network protocols.

IPSec

Settings for Internet Protocol Security.

Security

Manage Permissions

How to control access to printer functions and settings.

Confidential Print Setup

Settings for confidential print jobs.

Disk Encryption

How to enable disk encryption.

Erase Temporary Data Files

Procedures for erasing temporary data.

Troubleshooting

Troubleshooting

General troubleshooting guidance.

Network connection problems

Solutions for issues with establishing network connections.

Cannot open Embedded Web Server

Troubleshooting steps if the EWS is inaccessible.

Unable to read flash drive

Troubleshooting steps for flash drive read errors.

Hardware options problems

Troubleshooting steps for issues with hardware options.

Cannot detect internal option

Steps to resolve issues where internal options are not detected.

Issues with supplies

Troubleshooting steps related to printer supplies.

Non‑Lexmark supply

How to handle detected non-Lexmark supplies.

Paper feed problems

Troubleshooting steps for paper feeding issues.

Paper frequently jams

Solutions for printers that frequently jam paper.

Printing problems

General section for printing issues.

Confidential and other held documents do not print

Troubleshooting steps for held print jobs.

Slow printing

Troubleshooting steps for slow print performance.

Print jobs do not print

Troubleshooting steps when print jobs fail to print.

Print quality is poor

General troubleshooting for poor print quality.

Blank or white pages

Steps to resolve issues with blank or white output pages.

Dark print

Troubleshooting steps if the print output is too dark.

Ghost images

Troubleshooting steps for ghost image artifacts in prints.

Gray or colored background

How to resolve unwanted gray or colored backgrounds on prints.

Incorrect margins

Troubleshooting steps for incorrect print margins.

Light print

Troubleshooting steps if the print output is too light.

Missing colors

Troubleshooting steps when colors are missing from prints.

Mottled print and dots

How to resolve mottled print or dots on output.

Paper curl

Troubleshooting steps for paper curling issues.

Print crooked or skewed

Troubleshooting steps for prints that are crooked or skewed.

Solid color or black images

Troubleshooting steps for solid color or black image printing issues.

Text or images cut off

How to resolve issues where text or images are cut off.

Toner easily rubs off

Troubleshooting steps if toner rubs off prints.

Uneven print density

How to resolve issues with uneven print density.

Horizontal dark lines

Troubleshooting steps for horizontal dark lines on prints.

Horizontal white lines

Troubleshooting steps for horizontal white lines on prints.

Vertical white lines

Troubleshooting steps for vertical white lines on prints.

Repeating defects

How to identify and resolve repeating defects in prints.

The printer is not responding

Troubleshooting steps when the printer is unresponsive.

Job prints from the wrong tray or on the wrong paper

How to resolve issues with incorrect paper source usage.

Color quality problems

General section for color quality issues.

Adjusting toner darkness

How to adjust toner darkness for print quality.

Modifying the colors in printed output

Steps to manually adjust colors in printed documents.

The print appears tinted

Troubleshooting steps for prints that appear tinted.

Faxing problems

General section for faxing issues.

Cannot send or receive faxes

Troubleshooting steps for inability to send or receive faxes.

Can receive but not send faxes

Troubleshooting steps when faxes can be received but not sent.

Can send but not receive faxes

Troubleshooting steps when faxes can be sent but not received.

Poor fax print quality

Troubleshooting steps for poor quality fax prints.

Scanning problems

General section for scanning issues.

Adjusting scanner registration

How to manually adjust scanner alignment.

Adjusting ADF registration

How to manually adjust ADF alignment.

Cannot scan from a computer

Troubleshooting steps for scanning failures to a computer.

Partial copies of document or photo

How to resolve issues with partial copies.

Poor copy quality

Troubleshooting steps for poor copy quality.

Scan job was not successful

Troubleshooting steps when scan jobs fail.

Scanner does not respond

Troubleshooting steps when the scanner is unresponsive.

Contacting customer support

Information on how to contact customer support.

Upgrading and migrating

Hardware

Information on available internal hardware options and installation.

Installing a memory card

Step-by-step guide to installing a memory card.

Installing a printer hard disk

Step-by-step guide to installing a printer hard disk.

Installing an optional card

Step-by-step guide to installing an optional card.

Installing a wireless print server

Step-by-step guide to installing a wireless print server.

Installing the 2 x 500‑ or 2500‑sheet tray

Step-by-step guide to installing paper trays.

Installing the 3000‑sheet tray

Step-by-step guide to installing the 3000-sheet tray.

Installing the staple finisher

Step-by-step guide to installing the staple finisher.

Installing the staple, hole punch or booklet finisher

Step-by-step guide to installing these finishers.

Software

Information on installing printer software.

Installing the printer software

Step-by-step guide to installing the printer software.

Firmware

Information on printer firmware management.

Exporting or importing a configuration file

How to export and import printer settings.

Updating firmware

Steps to update the printer's firmware.

Notices

Limited warranty

General terms of the limited warranty.

Limited warranty service

Information on obtaining warranty service.

Power consumption

Sleep Mode

Explanation of the energy-saving Sleep Mode.

Hibernate Mode

Explanation of the ultra-low power Hibernate Mode.

Federal Communications Commission (FCC) compliance information statement

FCC compliance details for Class A digital devices.

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