Safety requirement, General safety summary – RIGOL MSO/DS4000 Series User Manual
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RIGOL
MSO4000/DS4000 Quick 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 only specified by this
manual.
Use Proper Power Cord.
Only the power cord designed for the instrument and authorized by local country could be 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 Correctly.
Do not connect the ground lead to high voltage since it has the isobaric electric potential as ground.
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 caused 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.
Avoid Circuit or Wire Exposure.
Do not touch exposed junctions and components when the unit is powered.
Do Not Operate With Suspected Failures.
If you suspect damage occurs to the instrument, have it inspected by qualified service personnel
before further operations. Any maintenance, adjustment or replacement especially to circuits or
accessories must be performed by
RIGOL authorized personnel.
Keep Well Ventilation.
Inadequate ventilation may cause increasing of temperature or damages to the device. So please
keep well ventilated and inspect the intake and fan regularly.
Do Not Operate in Wet Conditions.
In order to avoid short circuiting to the interior of the device or electric shock, please do not