Yamaha Yamaha Robot Controller CC-Link Unit CC-Link compatible module LED confirmation

3. Troubleshooting

3.3CC-Link compatible module LED confirmation

[Confirmation item 1]

<Confirmation details>

•The LED display on the CC-Link compatible module is not “RUN. ERR. SD. RD” =

“”.(:ON, :OFF)

<Cause>

•An error has occurred in the CC-Link system connection. Refer to table in Chapter 4 section 2 for the meanings of the LED displays.

<Countermeasures>

•Check whether the CC-Link system cable is disconnected or incorrectly connected, and whether the terminator is connected.

•Check whether the CC-Link system cable is laid near the main circuit or power cable, or whether it is bundled with these.

•Check that the ferrite core is connected to the robot controller’s power supply cable.

•Check the station No. and communication speed settings for the CC-Link compatible module.

•Check that the master station PLC is operating correctly.

•Check that the robot controller on the master station PLC is set to the remote device station.

[Confirmation item 2]

<Confirmation details>

•The LED display on the CC-Link compatible module is “RUN, ERR, SD, RD” =

“”.(:ON, :OFF)

<Cause>

•The initial data process has not been executed when the CC-Link system was con- nected. Refer to Chapter 3.

•The RX(n+7)B (remote station Ready) signal is not ON.

<Countermeasures>

• Carry out the initial data process when connecting to the CC-Link system.

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Troubleshooting

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