4 Keysight M8000 Series of BER Test Solutions Installation Guide
Safety Symbols
Table 1  Safety Symbol
Symbol Description
Indicates warning or caution. If you see this symbol on a 
product, you must refer to the manuals for specific 
Warning or Caution information to avoid personal injury 
or damage to the product.
Frame or chassis ground terminal. Typically connects to 
the equipment’s metal frame.
KC is the Korean certification mark to demonstrate that 
the equipment is Class A suitable for professional use 
and is for use in electromagnetic environments outside 
of the home. 
Contains parts or assemblies susceptible to damage by 
electrostatic discharge (ESD). Use electrostatic 
discharge protective handling procedures to avoid 
malfunctions or potential damage to the instruments. 
Indicates the time period during which no hazardous or 
toxic substance elements are expected to leak or 
deteriorate during normal use. Forty years is the 
expected useful life of the product.
The RCM Mark is a compliance mark to the ACMA 
(Australian Spectrum Management Agency). This 
indicates compliance with all Australian EMC regulatory 
information.
Indicates that the product was tested and has met the 
certification requirements for electrical, plumbing 
and/or mechanical products.