User Manual

2. Safety Terms and Symbols 
Terms in this manual. The following terms may appear in this manual:  
Warning. A warning statement indicates the conditions and actions which may endanger the 
life safety. 
Note.  A note statement  indicates  the conditions and actions which may cause damage to 
this product or other property. 
Terms on the product.  The following terms may appear on this product: 
Danger:  It  indicates  that  there  may  be  an  immediate  injury  to  you  when  you 
encounter this mark. 
Warning:  It  indicates  that  there  may  not  be  an  immediate  injury  to  you  when  you 
encounter this mark. 
Note:  It indicates that there may be damage to this product or other property. 
Symbols on the product. The following symbol may appear on the products: 
High Voltage 
Please Consult the 
Manual 
Protective  Ground 
End 
Earth  End  on  the 
Shell 
Grounding  End  for 
Measurement 
To avoid body damage and prevent product and connected equipment dam. This product can only be 
used in the specified applications. Carefully read the following safety information before using the test 
tool. 
To avoid body damage and prevent product and connected equipment damage, carefully read the 
following safety information before using the test tool. This product can only be used in the specified 
applications. 
  Warning: 
To avoid fire or electrical shock, please use proper power adapter. Use only the power adapter 
appointed by the manufacturer and subject to approval of being used in the user's country.  
  Warning: 
The two channels of the oscilloscope are non-isolated electrically. The channels should adopt 
common  basis  during  measuring.  To  prevent  short  circuits,  the  2  probe  ground  must  not  be 
connected to 2 different non-isolated DC level.  
  Warning: 
The channels should adopt common basis during measuring. To  prevent short  circuits, the  2 
probe ground must not be connected to 2 different non-isolated DC level. 
The diagram of the oscilloscope ground wire connection:  
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