User`s guide

RIGOL
M300 User’s Guide III
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 operate in a humid
environment.
Do Not Operate in an Explosive
Atmosphere.
In order to avoid damage to the device
or personal injuries, it is important to
operate the device away from an
explosive atmosphere.
Keep Product Surfaces Clean and
Dry.
To avoid the influence of dust and/or
moisture in air, please keep the surface
of device clean and dry.
Electrostatic Prevention.
Operate in an electrostatic discharge
protective area environment to avoid
damage induced by static discharges.
Always ground both the internal and
external conductors of cable to release
static before connecting.
Proper Use of Battery.
If a battery is supplied, it must not be
exposed to high temperature or in
contact with fire. Keep it out of the
reach of children. Improper change of
battery (note: lithium battery) may
cause explosion. Use RIGOL specified
battery only.
Handling Safety.
Please handle with care during
transportation to avoid damages to
buttons, knob interfaces and other
parts on the panels.