Error Table - Omron CJ1W-DRM21 Operation Manual

9 Troubleshooting and Maintenance
9-4-2

Error Table

The errors that may occur for this Unit are listed below.
The following abbreviations and symbols are used in the event level column.
Abbreviation
Maj
Prt
Min
Obs
Info
Symbol
S
U
* This symbol appears only for events for which the user can change the event level.
A version in parentheses in the Event code column is the unit version of the CPU Unit when the event
was added.
Refer to the NJ-series Troubleshooting Manual (Cat. No. W503) for all of the event codes that may
occur in an NJ-series Controller.
Event code Event name
04880000 hex Unit Memory
Error
04890000 hex Network
Power Error
148D0000 hex Invalid Scan
List Data
148E0000 hex Invalid Setup
Data
24480000 hex Node
Address
Duplicated
Error
34BC 0000 hex Routing Table
Error
9-36
Meaning
Major fault level
Partial fault level
Minor fault level
Observation
Information
Meaning
Event levels that are defined by the system.
Event levels that can be changed by the user. *
Meaning Assumed cause
An error occurred • There is a source of noise
when writing to nearby.
internal memory
• Non-volatile memory failure
where the error his-
tory is saved.
Network power is • Communications power is not
not being supplied. being supplied normally from
the network.
There is an error in • The power was interrupted dur-
the contents of the ing writing the scan list to the
slave scan list or non-volatile memory.
master scan list
stored in non-vola-
tile memory.
There is illegal data • The power was interrupted
in the settings for while the system was writing
the slave function. the parameters.
• Non-volatile memory life
An error was dis- • The node address of the
covered during the DeviceNet Unit is also set for
node address dupli- another node.
cation check when
starting the
DeviceNet Unit.
There is illegal data • The local DeviceNet Unit is not
in the routing tables in the routing tables.
set in the CPU Unit.
• The routing table format is
incorrect.
• Reading the routing tables
timed out.
CJ-series DeviceNet Units Operation Manual for NJ-series CPU Unit(W497)
Level
Maj Prt Min Obs Info
S U page 9-42
S
page 9-42
S page 9-43
S page 9-43
S
page 9-44
S U page 9-44
Reference