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Incorrect connections may damage the devices, so connect the cables to the specified connectors.
When connecting to a personal computer and a unit with the RS-232/USB interface, an electric
shock or a unit failure may occur.
Operate these correctly according to the manual of a unit and a personal computer.
Observe the following cautions when a personal computer in an AC power supply is used.
(1) For a personal computer that uses a 3-pin power plug or power plug with a ground lead type,
make sure to use a plug socket including a ground input electrode or ground the earth lead,
respectively.
And, ensure to ground a personal computer and a unit. (Ground resistance: 100Ω or less)
(2) For a personal computer that uses a 2-pin power plug without ground lead, make sure to
connect the unit to the personal computer according to the following procedures.
And, it is recommended to supply the same power supply line to a personal computer and the
unit.
(a) Pull out the power plug of the personal computer from the AC outlet.