Rigol DM3063 User Manual page 5

RIGOL
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.
© Copyright RIGOL Technologies, Inc. 2007.
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User Manual for DM3000 Series