Specifications

Troubleshooting
PROGRAMMING MANUAL 297
Revision 5.0
6.4 TJ1-DRT
6.4.1 System errors
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6.4.2 I/O data communication problems
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6.5 TJ1-CORT
6.5.1 System errors
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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
TJ1-MC__ and TJ1-DRT.
Reset the TJ1-MC__. If this does
not help, replace the TJ1-MC__.
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
TJ1-MC__ CPU and TJ1-CORT.
Reset the TJ1-MC__ CPU. If this
does not help, replace the CPU.
ERC LED is on Unit error. The TJ1-CORT is
defective.
Replace the TJ1-CORT.