Publication 1766-RM001A-EN-P - October 2008
Fault Messages and Error Codes
583
EXPANSION I/O
HARDWARE ERROR
The controller cannot communicate
with an expansion I/O module.
Non-User
•
Check connections.
•
Check for a noise problem and be sure
proper grounding practices are used.
•
Replace the module.
•
Cycle power.
0083
MAX I/O CABLES
EXCEEDED
The maximum number of expansion
I/O cables allowed was exceeded.
Non-User
•
Reconfigure the expansion I/O system so
that it has an allowable number of cables.
•
Cycle power.
0084
MAX I/O POWER
SUPPLIES EXCEEDED
The maximum number of expansion
I/O power supplies allowed was
exceeded.
Non-User
•
Reconfigure the expansion I/O system so
that it has the correct number of power
supplies.
0085
MAX I/O MODULES
EXCEEDED
The maximum number of expansion
I/O modules allowed was exceeded.
Non-User
•
Reconfigure the expansion I/O system so
that it has an allowable number of modules.
•
Cycle power.
EXPANSION I/O
MODULE BAUD RATE
ERROR
An expansion I/O module could not
communicate at the baud rate
specified in the user program I/O
configuration.
Non-User
•
Change the baud rate in the user program I/
O configuration, and
•
Re-compile, reload the program and enter
the Run mode, or
•
Replace the module.
•
Cycle power.
I/O CONFIGURATION
MISMATCH
•
The expansion I/O configuration in
the user program did not match
the actual configuration, or
•
The expansion I/O configuration in
the user program specified a
module, but one was not found, or
•
The expansion I/O module
configuration data size for a
module was greater than what the
module is capable of holding.
Non-User
•
Either correct the user program I/O
configuration to match the actual
configuration, or
•
With power off, correct the actual I/O
configuration to match the user program
configuration.
EXPANSION I/O
MODULE
CONFIGURATION
ERROR
The number of input or output image
words configured in the user
program exceeds the image size in
the expansion I/O module.
Non-User
•
Correct the user program I/O configuration
to reduce the number of input or output
words, and
•
Re-compile, reload the program and enter
the Run mode.
(1)(2)
EXPANSION I/O
MODULE ERROR
An expansion I/O module generated
an error.
Non-User
•
Refer to the I/O status file.
•
Consult the documentation for your specific
I/O module to determine possible causes of
a module error.
Error Codes
Error
Code
(Hex)
Advisory Message
Description
Fault
Classification
Recommended Action
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