Delta D25886 User Manual Page 259

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  • TROUBLESHOOTING
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5. Troubleshooting
5-2 DVP-MC operating manual
CAN LED
CAN LED indicates the state of CANopen network of MC module.
LED state Explanation How to deal with
Green light
single flash
CANopen network is in stop
state.
PC is downloading the program and waiting that
download is finished.
Green light
blinking
CANopen network is in
preoperational state
1. Check if CANopen network connection is correct.
2. Check if the configured slave in the network exists.
3. The baud rates of DVP10MC11T and slaves are
same.
4. Check if some slave is offline.
Green light on
CANopen network is in Run
state.
--
Red light single
flash
Bus error exceeds the alarm
level
1. Check if it is standard cable for CANopen bus
connection.
2. Check if the terminal resistors have been
connected to the two ends of CANopen bus.
3. Check if the interference around CANopen bus
cable is too strong.
Red light on Bus-Off
1. Check if the wiring in CANopen network is correct.
2. The baud rates of DVP10MC11T and slaves are
same.
CAN LED: green light single flashes
ON
OFF
200m s
1000ms
CAN LED: green light blinks
ON
OFF
200m s
200m s
CAN LED: red light single flashes.
ON
OFF
200m s
1000ms
MTL
MTL LED indicates if MC module state is normal.
LED state Explanation How to deal with
Light off
No data has been configured in
MC module.
Via CANopen Builder software, configure and
program the controller and then re-download.
Green light on
MC module is in Run state and
the motion control program is
being executed.
--
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