replacement especially to circuits or accessories must be performed by RIGOL
authorized personnel.
• Keep Well Ventilation.
Inadequate ventilation may cause an increase of temperature in the instrument,
which would cause damage to the instrument. So please keep the instrument
well ventilated and inspect the air outlet and the fan regularly.
• Do Not Operate in Wet Conditions.
To avoid short circuit inside the instrument or electric shock, never operate the
instrument in a humid environment.
• Do Not Operate in an Explosive Atmosphere.
To avoid personal injuries or damage to the instrument, never operate the
instrument in an explosive atmosphere.
• Keep Instrument Surfaces Clean and Dry.
To avoid dust or moisture from affecting the performance of the instrument,
keep the surfaces of the instrument clean and dry.
• Prevent Electrostatic Impact.
Operate the instrument in an electrostatic discharge protective environment to
avoid damage induced by static discharges. Always ground both the internal and
external conductors of cables to release static before making connections.
• Use the Battery Properly.
Do not expose the battery (if available) to high temperature or fire. Keep it out of
the reach of children. Improper change of a battery (lithium battery) may cause
an explosion. Use the RIGOL specified battery only.
• Handle with Caution.
Please handle with care during transportation to avoid damage to keys, knobs,
interfaces, and other parts on the panels.
• Do not use this instrument to provide power for the active load.
The backflow current may cause the power control loop to be out of control,
which could further damage the devices that receives the power supply from this
instrument. Therefore, this instrument is only allowed to provide power for the
pure load that does not have the current output function.
WARNING
Equipment meeting Class A requirements may not offer adequate protection to broadcast
services within residential environment.
Safety Requirement
DP900 User Guide
2
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved.