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Chapter 5 Troubleshooting| CME-DN01
State
Network failure. Failed
Red LED
duplicate ID or Bus-off.
5.2 Module LED
State
LED is off
No power/not online
Waiting for I/O data. No
Flashing
I/O, or PLC is in program
Green LED
mode
Green LED
I/O is in running mode
Configuration problem. Bad
Flashing Red
CRC of CME-DN01
LED
parameters or flash
program.
Hardware Failure. Failed
Red LED
internal or external RAM
test.
5.3 SP LED
State
LED is off
No power
CME-DN01 is reading the
factory settings of the AC
drives. CME-DN01 gets
Flashing
parameters information of
Green LED
the AC drives and
initializes some Identity
attributes.
CME-DN01 and the AC
Green LED
drives are communicating.
Flashing Red
CRC check error/AC drives
LED
return error information.
5-2
Indication
Indication
Indication
Corrective Actions
1.
Ensure that all nodes have unique address.
2.
If all node addresses are unique, check
network for correct media installation.
3.
Ensure that the address is NOT in the illegal
range.
Corrective Actions
Ensure that the connected AC drive is powered
and connected to the CME-DN01.
CME-DN01 has passed all operation tests and
waits to transmit I/O data between the CME-DN01
and the AC drives.
Reset internal I/O data of the CME-DN01. Please
refer to Data Configuration address assignment
for detail.
Return to the factory.
Corrective Actions
No power is applied to the device.
To check if the setting of communication format of
the AC drives is correct. Please refer to the
installation settings for detail.
Revision September 2017, 2006PDD23000003
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