EXFO PSO-100 Series Optical Sampling Oscilloscopes - Manual (Page 17)

Safety Information
Optical Sampling Oscilloscope 9
Electrical Safety Information
The color coding used in the electric cable depends on the cable. New
plugs should meet the local safety requirements and include:
³
adequate load-carrying capacity
³
ground connection
³
cable clamp
W
ARNING
³
Use this unit indoors only.
³
Position the unit so that the air can circulate freely around it.
³
Do not remove unit covers during operation.
³
Operation of any electrical instrument around flammable gases
or fumes constitutes a major safety hazard.
³
To avoid electrical shock, do not operate the unit if any part of
the outer surface (covers, panels, etc.) is damaged.
³
Only authorized personnel should carry out adjustments,
maintenance or repair of opened units under voltage. A person
qualified in first aid must also be present. Do not replace any
components while power cable is connected.
³
Capacitors inside the unit may be charged even if the unit has
been disconnected from its electrical supply.