Brother MFC-J2340DW Manual

The Brother MFC-J2340DW is a versatile All-in-One Inkjet Printer featuring print, copy, scan, and fax capabilities with wireless connectivity, automatic duplex printing, and a high-yield ink system. It supports mobile printing, has a 250-sheet paper capacity, and includes a 1.8-inch color LCD display. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Printing & Copying 8. Scanning & Faxing 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: All-in-One inkjet printer, control panel with LCD, paper trays, ink cartridges, wireless antenna, USB and Ethernet ports.

Feature	Description
Print Speed	Up to 15 ppm black, 10 ppm color
Automatic Duplex	Two-sided printing without manual flipping
Wireless Connectivity	Wi-Fi Direct and network printing
Paper Capacity	250 sheets (main tray) + 20 sheets (ADF)
LCD Display	1.8-inch color screen for menu navigation
Mobile Printing	Apple AirPrint, Google Cloud Print, Brother iPrint&Scan
Ink System	High-yield cartridges (LC3013/LC3213 series)
Fax Capability	Super G3 with 33.6 Kbps modem
Scan Resolution	Up to 1200 x 2400 dpi
Energy Star Certified	Energy-efficient operation

Installation

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

Remove packaging materials and tape from printer interior.
Install ink cartridges: Open front cover, insert cartridges until they click.
Load paper: Adjust paper guides in tray, load up to 250 sheets.
Connect power: Plug into AC outlet, turn on printer.
Install print head: Printer will guide through alignment process.

WARNING! Do not touch print head or ink contacts. Keep printer horizontal during setup.

First-Time Setup

Power on printer; follow LCD prompts.

Language selection: Choose preferred language from menu.
Network setup: Connect via Wi-Fi using WPS or manual configuration.
Install drivers: Download from Brother website or use installation CD.
Test print: Print configuration report to verify setup.
Register product: Optional online registration for support.

CAUTION! Ensure proper ventilation; keep away from heat sources.

Specifications

Print Technology: 4-color inkjet with drop-on-demand.
Print Resolution: Up to 1200 x 6000 dpi.
Copy Resolution: Up to 600 x 300 dpi.
Scan Type: Flatbed + ADF (Auto Document Feeder).
Fax Memory: Up to 200 pages.
Connectivity: USB 2.0, Ethernet, Wi-Fi 802.11b/g/n.
Operating Systems: Windows, macOS, Linux, mobile OS.
Power Consumption: Approx. 12W (printing), 1.5W (standby).
Dimensions: 17.7" x 15.4" x 10.9" (W x D x H).
Weight: 20.7 lbs (9.4 kg).

Controls and Settings

Control Panel: POWER, HOME, BACK, OK, Arrow keys, Number pad, Color start/stop buttons, Fax start/stop.

LCD Menu: Settings, Network, Maintenance, Reports, Fax/Scan settings.

Print Settings: Quality (Draft/Normal/High), Paper type, Duplex, Color adjustment. Copy Settings: Number of copies, Darkness, Reduce/Enlarge, 2-sided copying. Scan Settings: Resolution, File format, Destination. Fax Settings: Dial mode, Redial, Fax header.

Connecting Devices

USB: Direct connection to computer. Network: Ethernet or Wi-Fi. Wireless Direct: Connect devices without router.

Turn on printer and device (computer/phone).
For Wi-Fi: Use WPS button or manual setup via LCD menu.
For Ethernet: Connect cable to router and printer.
Install Brother software on devices for full functionality.

Tip: Keep printer within Wi-Fi range; avoid interference from other devices.

Printing & Copying

Supports various paper sizes up to 8.5" x 14" (Legal).

Print from computer: Select Brother printer in print dialog, adjust settings.
Print from mobile: Use Brother iPrint&Scan app or built-in mobile printing.
Copy documents: Place original on glass or in ADF, press Color or Black start.
Adjust copy settings: Use LCD menu for darkness, paper size, copies.
Duplex printing/copying: Enable in settings for automatic two-sided output.

WARNING! Use only recommended paper; avoid wrinkled or damp paper.

Scanning & Faxing

Scan to computer, email, cloud services, or USB. Fax with speed dial and memory.

Scan: Place document, select scan destination via LCD or software.
Fax: Load document, dial number using keypad or speed dial, press start.
Receive fax: Automatic or manual answer mode.
Fax memory: Stores received faxes if paper runs out.

Note: For scanning to email, SMTP server configuration may be required.

Care & Maintenance

Unplug before cleaning. Clean exterior with dry cloth; clean interior as prompted.

Clean print head: Use maintenance menu for nozzle check and cleaning.
Replace ink: When low ink warning appears, replace cartridge.
Clean scanner glass: Use soft, lint-free cloth with water if needed.
Update firmware: Check Brother website for updates.

CAUTION! Do not use alcohol or solvents; keep ink cartridges sealed until use.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits. Energy Star qualified. Copyright © Brother Industries, Ltd. For support, visit support.brother.com or contact Brother Customer Service at 1-877-276-8437. Waste Electrical and Electronic Equipment (WEEE) compliance information included.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Printer not printing	Connection/ink	Check cable/Wi-Fi; ensure ink cartridges installed; run nozzle check.
Poor print quality	Clogged nozzles/paper	Clean print head; use recommended paper; align print head.
Paper jams	Paper loaded incorrectly	Turn off, remove paper carefully; reload properly.
Scanner not working	Driver/connection	Reinstall scanner driver; check USB/network connection.
Fax issues	Phone line/ settings	Check phone line connection; verify fax settings and number.

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

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