Mitsubishi Electric MELSEC iQ-R Series User Manual page 63

Procedure for configuring a system
1.
Selecting USB devices
Select peripheral devices so that the total value of current to be supplied to the devices from the USB ports of this product is
1.0 A or lower. If the current consumption value exceeds 1.0 A, review the devices being used (such as self-powered
devices), or change the configuration so that a self-powered USB hub is used.
The current consumption of this product and peripheral devices change depending on the condition of use
and environment. When constructing a system, check the current consumption under the condition similar to
that of the actual operation.
2.
Connecting to this product
Connect peripheral devices to USB connectors of this product.
For the wiring procedure, refer to the following:
Page 71 USB Connector
3.
Turning the power of the system ON
4.
Checking the ERROR LED status of this product
If the ERROR LED is neither ON nor flashing, connecting peripheral devices is completed.
■When the ERROR LED is ON or flashing
Take a corrective action by following the procedure below:
1.
Checking the OVERCURRENT LED status
Lighting status
OFF
ON or flashing
2.
Clearing the error (Page 212 Method for clearing an error)
If a current consumption error cannot be cleared by the instructed operation, a hardware failure may occur in this product.
Please contact your local Mitsubishi Electric sales office or representative.
3.
Reviewing USB devices
Review the USB devices (such as self-powered devices), or change the configuration so that a self-powered USB hub is
used.
Then, restart from connecting devices to this product.
Corrective action
An error different from the ones for the configuration of current consumption.
Take a corrective action according to description for the occurring error in the error code list.
Disconnect all devices connected to the USB ports.
6 SYSTEM CONFIGURATION
6.1 Hardware Configuration
6
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