RIGOL 
    
© Copyright RIGOL Technologies, Inc. 2007.  III 
  User Manual for DM3000 Series 
 
Use Proper Fuse. Use only the fuse type and rating specified for this product. 
 
Avoid Circuit or Wire Exposure. Do not touch exposed connections and 
components when power is on. 
 
Do not operate with suspected failures. If you suspect damage with this 
product, have it inspected by qualified service personnel who were authorized by 
RIGOL before further operations. 
 
Provide Proper Ventilation. Refer to the manual’s installation instructions for 
details as to the oscilloscope has proper ventilation. 
 
Do not operate in wet/damp conditions 
 
Do not operate in an explosive atmosphere 
 
Keep product surfaces clean and dry 
 
The disturbance test of all the models can meet the limit values of A in 
the standard of EN 61326: 1997+A1+A2+A3, but can't meet the limit 
values of B.