Brother HL-4140CN Manual

The Brother HL-4140CN is a color laser printer designed for small office and home office use, offering fast printing speeds, network connectivity, and high-quality color output. It features USB and Ethernet interfaces, automatic duplex printing, and support for various paper sizes. Below are key sections covering setup, features, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Installation & Setup 3. Specifications 4. Control Panel & Settings 5. Loading Paper & Toner 6. Printing from Computer 7. Network Setup 8. Maintenance & Cleaning 9. Regulatory Information 10. Troubleshooting

Features at a Glance

Key components: Color laser engine, control panel with LCD, paper trays, toner cartridges (CMYK), USB and Ethernet ports, duplex unit.

Feature	Description
Print Speed	Up to 21 ppm monochrome, 20 ppm color
Resolution	Up to 600 x 600 dpi
Paper Capacity	250-sheet input tray, 50-sheet multipurpose tray
Connectivity	USB 2.0, Ethernet 10/100 Base-TX
Duplex Printing	Automatic two-sided printing
Toner Cartridges	Separate cartridges for Cyan, Magenta, Yellow, Black
Control Panel	2-line LCD display, navigation buttons, power button
Supported OS	Windows, macOS, Linux
Memory	64 MB standard
Dimensions	16.1" x 16.7" x 10.6" (W x D x H)

Installation & Setup

Unpack and inspect contents. Place on stable, level surface near power outlet.

Remove packaging materials and tape from printer interior.
Install toner cartridges: Open front cover, insert cartridges in correct slots (C, M, Y, K).
Load paper: Adjust paper guides in tray, load plain paper.
Connect power cord and turn on printer.
Install driver: Use included CD or download from Brother website.
Connect via USB or Ethernet cable for network setup.

WARNING! Toner cartridges are sensitive; handle with care to avoid spills. Keep printer away from heat sources.

Specifications

Printer Type: Color laser printer.
Print Speed: 21 ppm (black), 20 ppm (color).
First Print Out Time: Less than 15 seconds.
Recommended Monthly Duty Cycle: Up to 25,000 pages.
Paper Sizes: Letter, Legal, A4, Executive, envelopes, labels, transparencies.
Paper Weight: 16-43 lb (60-163 gsm).
Interface: USB 2.0, Ethernet 10/100 Base-TX.
Power Consumption: Approx. 470W printing, 65W ready, 1.5W sleep.
Operating Environment: Temperature 50-90.5°F (10-32.5°C), humidity 20-80% RH.
Warranty: 1-year limited warranty.

Control Panel & Settings

Access menus via control panel buttons and LCD display.

Buttons: Power, Go (status monitor), Cancel, Toner Save, Eco Mode, Menu, Up/Down arrows, OK.

LCD Messages: Display status, errors, menu options.

Menu Settings: Paper, Network, Print Quality, System Setup, Reports, Reset.

Toner Save Mode: Reduces toner usage for draft prints.

Eco Mode: Lowers power consumption when idle.

Loading Paper & Toner

Paper: Use standard 20 lb (75 gsm) paper for best results.

Pull out paper tray, adjust guides to paper size.
Load paper print-side down, avoid overfilling.
For envelopes/labels, use multipurpose tray.
Toner Replacement: When LCD indicates low toner, open front cover, remove old cartridge, unpack new one, shake gently, insert until click.

Tip: Store toner in cool, dry place. Do not touch toner or drum surface.

Printing from Computer

Ensure driver is installed and printer is connected.

Open document, select Print from File menu.
Choose Brother HL-4140CN as printer.
Select properties to adjust paper size, orientation, color settings, duplex.
Click Print; monitor status on control panel.
For photo printing, use high-quality paper and select appropriate media type in driver.

WARNING! Allow printer to cool before clearing paper jams. Use recommended media only.

Network Setup

Connect Ethernet cable from router to printer.

Use control panel to set IP address (Auto or Manual).
Print network configuration report to verify settings.
On computer, install driver with network option, search for printer.
For wireless, optional wireless print server can be added.

CAUTION! Secure network to prevent unauthorized access.

Maintenance & Cleaning

Unplug printer before cleaning. Use dry, lint-free cloth; avoid liquids.

Exterior: Wipe with damp cloth, then dry.
Interior: Remove paper dust with vacuum designed for electronics.
Rollers: Clean with cloth if paper feed issues occur.
Replace consumables: Toner, drum unit (if separate), as needed.

CAUTION! Do not use abrasive cleaners or compressed air inside printer.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits for residential use. Energy Star qualified. Copyright © Brother Industries, Ltd. For support, visit support.brother.com or contact Brother Customer Service at 1-877-276-8437.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Printer not powering on	Power cord/outlet	Check power connection; try different outlet.
Poor print quality	Toner/low settings	Replace toner; run cleaning cycle; adjust print density.
Paper jams	Paper loaded incorrectly	Open covers, remove jammed paper gently; reload paper.
Not printing from computer	Driver/connection	Reinstall driver; check USB/Ethernet cable; ensure printer is selected.
Network connection failed	IP settings/cable	Print network report; verify IP; restart router and printer.
LCD shows error code	Internal issue	Refer to manual for code meaning; contact support if unresolved.

Reset: Menu > System Setup > Reset Settings if needed.

Service: 1-877-276-8437; support.brother.com