User`s guide

RIGOL
II M300 User’s Guide
Safety Requirement
General Safety Summary
Please review the following safety precautions carefully before putting the
instrument into operation so as to avoid any personal injury or damage 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 for use
within the 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.
If a probe is used, 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.
Do Not Insert Anything into the
Holes of Fan.
Do not insert anything into the holes of
the fan to avoid damaging the
instrument.
Use Proper Fuse.
Please use the specified fuses.
Avoid Circuit or Wire Exposure.
Do not touch exposed junctions and
components when the unit is powered.
Do Not Operate With Suspected