
VIZIO VT420M/VT470M User Manual 
      54   
www.VIZIO.com 
Caution: Always use a  power cable that  is properly grounded. Please  use the AC cords  listed below for 
each area. 
  USA  UL 
  Canada  CSA 
  Germany  VDE 
  UK  BASE/BS 
  Japan  Electric Appliance Control Act 
NOTE: 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: 
1.  Reorient or relocate the receiving antenna. 
2.  Increase the separation between the equipment and receiver. 
3.  Connect the equipment into  an outlet on  a circuit different  from that to which  the receiver is 
connected. 
4.  Consult the dealer or an experienced radio/TV technician for help. 
Notice: 
1.  The changes or modifications not expressly approved by the party responsible for compliance 
could void the user’s authority to operate the equipment. 
2.  Shielded interface cables  and AC power  cord, if any,  must be used  in order to  comply with 
the emission limits. 
3.  The manufacturer is not responsible for any radio or TV  interference caused by unauthorized 
modification  to  this  equipment.    It  is  the  responsibilities  of  the  user  to  correct  such 
interference.