RDI Technology Co. Ltd. M420 用户手册

It is imperative that the user follows the guidelines in this manual to avoid improper usage which may result in damage 
to the product, electrical shock, and fire hazard injury. In order to improve the features, functions, and quality of this 
product, the specifications are subject to change without notice from time to time.

 

Infants have STRANGLED in power cords. Keep power 
cords more than 3 feet away from cribs, bassinets, play 
yards and other safe sleep environments for infants.

FCC Notice:
This equipment has been certified and found to 
comply with the limits regulated by the FCC part 15, 
subpart C. 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 on and off), 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 or 

television technician for assistance

Warning: 
To ensure compliance with the FCC’s RF exposure 
guidelines, this equipment should be installed and 
operated with minimum distance 20cm (7.87in) 
between the radiator and nearby persons.

Industry Canada Notice:
This device complies with Industry Canada 
licence-exempt RSS standard(s). 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 
undesirable operation.

This Class B digital apparatus complies with 
Canadian ICES-003.

Le présent appareil est conforme aux CNR 
d'Industrie Canada applicables aux appareils radio 
exempts de licence. L'exploitation est autorisée aux 
deux conditions suivantes : (1) l'appareil ne doit pas 
produire de brouillage, et (2) l'utilisateur de 
l'appareil doit accepter tout brouillage 
radioélectrique subi, même si le brouillage est 
susceptible d'en compromettre le fonctionnement.

Cet appareil numérique de la classe B est conforme 
à la norme NMB-003 du Canada.

MODIFICATION: 
Any changes or modifications not expressly 
approved by the grantee of this device could void the 
user's authority to operate the device. 

Toute modification non approuvée explicitement par 
le fournisseur de licence de l'appareil peut 
entraîner l'annulation du droit de l'utilsateur à 
utiliser l'appareil.

RoHS:
This product is fully compliant with the European 
Union Restriction of the Use of Certain Hazardous 
Substances in Electrical and Electronic Equipment 
("RoHS") Directive (2002/95/EC). The RoHS directive 
prohibits the sale of electronic equipment 
containing certain hazardous substances such as 
lead, cadmium, mercury, and hexavalent 
chromium, PBB, and PBDE in the European Union.

Please see the label on your device for FCC/IC certification numbers.