Rose Electronics CrystalLink USB 2.0 Fiber User Manual
Page 13
 
Installation and Operations Manual
9
Safety and EMC Regulatory Statements
Safety information
Documentation reference symbol. If the product is marked with 
this symbol, refer to the product 
documentation to get more information about the product.
 
WARNING  
A WARNING in the manual denotes a hazard that can 
cause injury or death. 
 
CAUTION  
A CAUTION in the manual denotes a hazard that can 
damage equipment. 
 
Do not proceed beyond a WARNING or CAUTION notice until you have 
understood the hazardous conditions and have taken appropriate steps. 
 
Grounding 
There must be an un-interruptible safety earth ground from the main power 
source to the product’s input wiring terminals, power cord, or supplied power 
cord set. Whenever it is likely that the protection has been impaired, 
disconnect the power cord until the ground has been restored. 
 
Servicing 
There are no user-serviceable parts inside these products. Only service-
trained personnel must perform any servicing, maintenance, or repair. 
 
The user may adjust only items mentioned in this manual.