EXFO PSO-100 Series Optical Sampling Oscilloscopes - Manual (Page 16)

Safety Information
8 PSO-100
Electrical Safety Information
Electrical Safety Information
This unit uses an international safety standard three-wire power cable. This
cable serves as a ground when connected to an appropriate AC power
outlet.
Note: If you need to ensure that the unit is completely turned off, disconnect the
power cable.
W
ARNING
³
Insert the power cable plug into a power outlet with a
protective ground contact. Do not use an extension cord
without a protective conductor.
³
Before turning on the unit, connect all grounding terminals,
extension cords and devices to a protective ground via a ground
socket. Any interruption of the protective grounding is a
potential shock hazard and may cause personal injury.
Whenever the ground protection is impaired, do not use the
unit and secure it against any accidental operation.
³
Do not tamper with the protective ground terminal.