Troubleshooting
PROGRAMMING MANUAL
345
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6.4
TJ1-DRT
6.4.1
System errors
/i
6.4.2
I/O data communication problems
/i
6.5
TJ1-CORT
6.5.1
System errors
/i
6.5.2
I/O data communication problems
/i
COMM LED is off
and BF LED is
flashing
The PROFIBUS configuration is
incorrect, there is no communica-
tion with the master.
•
Check that you use the cor-
rect GSD file in the master.
•
Check the configuration and
the parameter data of the
slave.
•
Check that the network has
been configured to commu-
nicate at the baud rate sup-
ported by the TJ1-PRT.
You have not selected configura-
tion data for the slave.
Check the configuration at the
master.
The TJ1-PRT is defective.
Replace the TJ1-PRT.
Indication
Problem
Solution
No LEDs are on
or flashing
The power is off.
Turn the power on.
The TJ1-DRT is defective.
Replace the TJ1-DRT.
ERH LED is on
Communication failure between
TJ2-MC64 and TJ1-DRT.
Reset the TJ2-MC64. If this does
not help, replace the TJ2-MC64.
ERC LED is on
Unit error. The TJ1-DRT is defec-
tive.
Replace the TJ1-DRT.
Indication
Problem
Solution
Indication
Problem
Solution
NOK is flashing
and NF LED is off
The DeviceNet master is not com-
municating with the TJ1-DRT.
•
Configure and start the
DeviceNet master.
NOK off and NF
LED is on
The node address duplication
error.
•
Check node address.
Network cable error.
•
Check network cables.
Indication
Problem
Solution
No LEDs are on
or flashing
The power is off.
Turn the power on.
The TJ1-CORT is defective.
Replace the TJ1-CORT.
ERH LED is on
Communication failure between
TJ2-MC64 CPU and TJ1-CORT.
Reset the TJ2-MC64 CPU. If this
does not help, replace the CPU.
ERC LED is on
Unit error. The TJ1-CORT is
defective.
Replace the TJ1-CORT.
Indication
Problem
Solution
NWST is off
A start-up error or fatal error
occurred.
Restart the unit. If the problem
persists, replace the TJ1-CORT.