Safety Notices 
Review the following safety precautions carefully to avoid any personal injuries or 
damages to the instrument and any products connected to it. To avoid potential 
hazards, please use the instrument as specified by this manual only. 
 
The instrument should be serviced by Authorized personnel only.   
To Avoid Fire or Personal Injury. 
Use Proper Power Cord. Use the power cord designed for the instrument and 
authorized in your country only. 
Ground The Instrument. The oscilloscope is grounded through the grounding 
conductor of the power cord. To avoid electric shock the instrument, grounding 
conductor(s) must be grounded properly, before making connections to the input or 
output terminals of the instrument. 
Connect The Probe. The probes’ ground terminals are at the same voltage level of 
the instrument ground. Do not connect the ground terminals to a high voltage. 
Observe All Terminal Ratings. To avoid fire or shock hazard, observe all ratings 
and marks on the instrument. Follow the user’s guide for further ratings information 
before making connections to the instrument. 
Do Not Operate Without Covers. Do not operate the instrument with covers or 
panels removed. 
Use Proper Fuse. Use the fuse of the type, voltage and current ratings as specified 
for the instrument. 
Avoid Circuit or Wire Exposure. Do not touch exposed connections and 
components when power is on. 
Do Not Operate With Suspected Failures. If suspected damage occurs with the 
instrument, have it inspected by qualified service personnel before further 
operations. 
Provide Proper Ventilation. Refer to the installation instructions for proper 
ventilation of the instrument. 
Do not Operate in Wet/Damp Conditions.