14. COMMUNICATION FUNCTION
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14.1.2 Precautions for using RS-422/RS-232C/USB communication function
Note the following to prevent an electric shock and malfunction of the driver.
(1) Power connection of personal computers
Connect your personal computer with the following procedures.
(a) When you use a personal computer with AC power supply
1) When using a personal computer with a three-core power plug or power plug with grounding wire,
use a three-pin socket or ground the grounding wire.
2) When your personal computer has two-core plug and has no grounding wire, connect the
personal computer to the driver with the following procedures.
a) Disconnect the power plug of the personal computer from an AC power socket.
b) Check that the power plug was disconnected and connect the device to the driver.
c) Connect the power plug of the personal computer to the AC power socket.
(b) When you use a personal computer with battery
You can use as it is.
(2) Connection with other devices using driver communication function
When the driver is charged with electricity due to connection with a personal computer and the charged
driver is connected with other devices, the driver or the connected devices may malfunction. Connect the
driver and other devices with the following procedures.
(a) Shut off the power of the device for connecting with the driver.
(b) Shut off the power of the driver which was connected with the personal computer and check the
charge lamp is off.
(c) Connect the device with the driver.
(d) Turn on the power of the driver and the device.
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