User`s manual
ProScale M150, M250 with LCD Digital Displays  Page 3 of 48 
FCC NOTICE 
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 correct the interference by one or more of 
the following measures: 
•  Reorient or relocate the receiving antenna. 
•  Increase the separation between the equipment and the receiver. 
•  Connect the equipment to an outlet on a circuit different from that to 
which the receiver is connected. 
•  Consult the dealer or  an experienced radio/television technician for 
help. 
Operation with  non-approved equipment is  likely to result  in  interference to 
radio  and  TV  reception.    The  user  is  cautioned  that  changes  and 
modifications  made  to  the  equipment  without  the  approval  of  the 
manufacturer could void the user’s authority to operate this equipment. 










