Safety requirement 
EN 
 
Copyright © Qingdao Hantek Electronics Co., LTD                                                        DPO7000 Performance Verification Guide                                                                                            
1 
1  Safety requirement                                         
1.1  Summary of general security issues  
Read the following safety precautions carefully to avoid injury and to prevent damage to 
this product or any product connected. To avoid possible dangers, please use this 
product in accordance with the regulations. 
⚫  Only professionally authorized personnel can perform repairs. 
⚫  Use the right power cable. 
Use the power cable approved by the country in which the product is used only. 
⚫  Connect and disconnect correctly. 
Before connecting the probe to the circuit being measured, please connect the 
probe to the oscilloscope first. Before disconnecting the probe from the oscilloscope, 
please disconnect the probe and the circuit under test first. 
⚫  Ground the product. 
To avoid electric shocks, the product is grounded through a grounding conductor of 
the power cable. The grounding conductor must be connected to the ground before 
connecting the input or output terminals of the product. Ensure that the product is 
properly grounded. 
⚫  Connect the probe properly. 
The ground wire of the probe is the same as the ground potential. Do not connect 
the ground wire to high voltage. 
⚫  View all terminal rating values. 
To avoid fire or excessive current, please check all rating values and signs on the 
product. Please consult the product manual for details of the rating values before 
connecting the product. 
⚫  Do not operate with the cover open. 
Do not run the product with the cover or panel open. 
⚫  Avoid circuit exposure. 
Do not touch exposed connectors and components after power is switched on. 
⚫  Do not operate if the product is suspected to be faulty. 
If you suspect that the product has been damaged, please ask qualified 
maintenance personnel to check it.