Brother HL-L2420DW User Manual

Read this guide before attempting to operate the product, or before attempting any maintenance,
and ensure that you follow all warnings and instructions marked on the product. If you have
concerns about how to use your product safely after reading this guide, contact Brother customer
service or your local Brother dealer. Failure to follow these instructions may result in an increased
risk of personal injury or damage to property, including through fire, electrical shock, burns or
suffocation. Brother shall not be liable for the damage caused where the product owner has failed
to follow the instructions set out in this guide or on the product.
For more advanced instructions, information, and product specifications, see the Online User's
Guide at
support.brother.com/manuals.
Symbols and Conventions
Used in the Documentation
WARNING
WARNING indicates a potentially hazardous
situation which, if not avoided, could result in
death or serious injuries.
CAUTION
CAUTION indicates a potentially hazardous
situation which, if not avoided, may result in
minor or moderate injuries.
IMPORTANT
IMPORTANT indicates a potentially
hazardous situation which, if not avoided,
may result in damage to property or loss of
product functionality.
NOTE
NOTE specifies the operating environment,
conditions for installation, or special
conditions of use.
Hot Surface icons warn you not to
touch product parts that are hot.
Prohibition icons indicate actions
that must not be performed.
Electrical Hazard icons alert you to
the possibility of an electric shock.
Fire Hazard icons alert you to the
possibility of a fire.
Product Safety Guide
HL-L2400D / HL-L2405W / HL-L2420DW / HL-L2460DW / HL-L2460DWXL / HL-L2865DW / DCP-B7640DW / HL-L2465DW /
DCP-L2640DW / DCP-L2660DW / HL-L2480DW / MFC-L2760DW / MFC-L2807DW / MFC-L2820DW / MFC-L2820DWXL /
MFC-L2880DW
1

Brother HL-L2420DW Specifications

General

Brand	Brother
Model	HL-L2420DW
Category	Printer
Language	English

Summary

Safety Symbols and Conventions

Safety Indicator Definitions

Explains WARNING, CAUTION, IMPORTANT, NOTE statements and safety icons.

Product Placement Safety

Environmental and Location Requirements

Specifies temperature, humidity, ventilation needs, and placement hazards.

Environmental Hazard Avoidance

Prohibited Placement Conditions

Lists conditions to avoid like heat, water, chemicals, and unstable surfaces.

Placement and Ventilation Guidelines

Surface, Clearance and Heater Avoidance

Advises on stable surfaces, ventilation gaps, and avoiding radiators/heaters.

Operational Safety and Interference

Placement, Obstructions, and Cables

Warns against blocking access, securing cables, and placing objects on the product.

Magnetic Field and Interference Precautions

Advises avoiding magnetic fields and interference sources for optimal operation.

Electrical Safety and Connection

Power Cord and Plug Safety

Provides guidance on safe handling, insertion, and cleaning of power plugs and cords.

Power Source Requirements

Specifies connection to AC power sources and avoiding DC sources or inverters.

General Product Safety Precautions

Handling, Servicing, and Damage

Warns against dismantling, self-servicing, and handling damaged products.

Environmental and Emergency Safety

Fire Hazards and Specific Precautions

Flammable Substances and Cleaning

Paper Jams and Toner Handling

Electromagnetic and Magnetic Field Safety

Hot Surfaces and Line Connections

Hot Surface Warnings

Telephone Line Safety

Power Cord Safety Guidelines

Grounding, Plug Usage, and Cord Handling

Covers grounding, plug compatibility, cord placement, strain, damage, and using provided cord.

Important Safety Instructions and Service

Performance, Power Connection, and Objects

Servicing and Emergency Procedures

Laser and FDA Safety Regulations

Class 1 Laser Product Certification

FDA Laser Performance Standards