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Confidential
 Federal Communications Commission (FCC) Declaration of Conformity (USA 
only)
Responsible Party: Brother International Corporation
200 Crossing Boulevard
Bridgewater, NJ 08807-0911 USA
TEL: (908) 704-1700
declares, that the products
Product Name: DCP-J4120DW/MFC-J4320DW/J4420DW/J4520DW/J4620DW/J4625DW
comply with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 
(1) This device may not cause harmful interference, and (2) this device must accept any 
interference received, including interference that may cause undesired operation.
This equipment has been tested and found to comply with the limits for a Class B digital device, 
pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection 
against harmful interference in a residential installation. This equipment generates, uses, and can 
radiate radio frequency energy and, if not installed and used in accordance with the instructions, 
may cause harmful interference to radio communications. However, there is no guarantee that 
interference will not occur in a particular installation. If this equipment does cause harmful 
interference to radio or television reception, which can be determined by turning the equipment 
off and on, the user is encouraged to try to correct the interference by one or more of the following 
measures:
 Reorient or relocate the receiving antenna.
 Increase the separation between the equipment and receiver.
 Connect the equipment into an outlet on a circuit different from that to which the receiver is 
connected.
 Consult the dealer or an experienced radio/TV technician for help.
 This transmitter must not be co-located or operated in conjunction with any other antenna or 
transmitter.
 
IMPORTANT
• Changes or modifications not expressly approved by Brother Industries, Ltd. could void the 
user's authority to operate the equipment.
• A specific shielded interface cable should be used to ensure compliance with the limits for a 
Class B digital device.
RF Exposure Notice(USA or Canada only)
This equipment complies with FCC/IC radiation exposure limits set forth for an uncontrolled 
environment and meets the FCC radio frequency (RF) Exposure Guidelines in Supplement C to 
OET65 and RSS-102 of the IC radio frequency(RF) Exposure rules. This equipment should be 
installed and operated keeping the radiator at least 20cm or more away from person's body 
(excluding extremities: hands, wrists, feet and ankles).
 
Cet équipment est conforme aux limits d'exposition aux rayonnements énoncées pour 
unenvironnement non contolé et respecte les régles les radioélectriques (RF) de la FCC lignes 
directrices d'exposition dans le Supplément C à OET65 et d'exposition aux fréquences 
radioélectriques (RF) CNR-102 deI'IC. Cet equipement doit  être installé et utilisé  en gardant 
une distance de 20 cm ou plus entre le dispositif  rayonnant et le corps (à I'exception des 
extrémités: mains poignets, pieds et chevilles).