14-9
14 Troubleshooting
NJ-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
14-2 Troubleshooting
14
14-2-1 Error Table
14-2 Troubleshooting
This section describes the errors that can occur and the corrections for them.
The errors (i.e., events) that can occur in the EtherNet/IP Function Module are given on the following
pages. Event levels are given as following in the tables:
Maj: Major fault level
Prt: Partial fault level
Min: Minor fault level
Obs: Observation
Info: Information
Refer to the
NJ-series Troubleshooting Manual (Cat. No. W503) for all of the event codes that may
occur in an NJ-series Controller.
14-2-1 Error Table
Event code Event name Meaning Assumed cause
Level
Reference
Maj Prt Min Obs Info
10200000 hex User Pro-
gram/Con-
troller
Configura-
tions and
Setup Trans-
fer Error
The user program
or Controller Con-
figurations and
Setup were not
transferred cor-
rectly.
• The user program or Controller
Configurations and Setup are
not correct because the power
supply to the Controller was
interrupted or communications
with the Sysmac Studio were
disconnected during a down-
load of the user program or the
Controller Configurations and
Setup.
• The user program or Controller
Configurations and Setup are
not correct because the power
supply to the Controller was
interrupted during online edit-
ing.
• The user program or Controller
Configurations and Setup are
not correct because the power
supply to the Controller was
interrupted during a Clear All
Memory operation.
• Non-volatile memory failed.
√ page 14-15
04200000 hex Communica-
tions Control-
ler Failure
A hardware error
was detected in the
communications
controller of the
built-in EtherNet/IP
port.
• Communications Controller
hardware error
√ page 14-16
14200000 hex MAC
Address
Error
The MAC address
in non-volatile
memory was not
read correctly.
• Non-volatile memory failure √ page 14-16
14220000 hex EtherNet/IP
Processing
Error
A fatal error was
detected in the Eth-
erNet/IP Function
Module.
• Hardware has failed. √ page 14-17
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