Data Sheet

RIGOL
MSO4000/DS4000 User’s Guide
II
Safety Requirement
General Safety Summary
Please review the following safety precautions carefully before putting the
instrument into operation so as to avoid any personal injuries or damages to the
instrument and any product connected to it. To prevent potential hazards, please use
the instrument as specified in this manual.
Use Proper Power Cord.
Only use the power cord designed for the instrument and authorized for use within
the local country where the product is being used.
Ground The Instrument.
The instrument is grounded through the Protective Earth lead of the power cord. To
avoid electric shock, it is essential to connect the earth terminal of power cord to the
Protective Earth terminal before any inputs or outputs.
Connect The Probe Properly.
Do not connect the ground lead to high voltage.
Observe All Terminal Ratings.
To avoid fire or shock hazard, observe all ratings and markers on the instrument and
check your manual for more information about ratings before connecting.
Use Proper Overvoltage Protection.
Make sure that no overvoltage (such as that produced by a thunderstorm) can reach
the product, or else the operator might expose to danger of electrical shock.
Do Not Operate Without Covers.
Do not operate the instrument with covers or panels removed.
Change The Power Fuse.
If the power fuse needs to be changed, please return the instrument back to our
factory and the RIGOL authorized operator will change it for you.