User guide

Chapter 28
Troubleshooting Faults
28–10
Error Code
(Hex)
Description Probable Cause Recommended Action
xx60
through
xx6F
Identifies an I/O module specific
recoverable major error. Refer to the
user manual for the specialty module for
further details.
– –
xx70
through
xx7F
Identifies an I/O module specific
non-recoverable major error. Refer to
the user manual for the specialty module
for further details.
– –
xx90 Interrupt problem on a disabled slot. A specialty I/O module requested service
while a slot was disabled.
Refer to the user manual for the
specialty I/O module. You may have to
replace the module.
xx91 A disabled slot has faulted. A specialty I/O module in a disabled slot
has faulted.
Cycle rack power. If this does not
correct the problem, refer to the user
manual for the specialty I/O module.
You may have to replace the module.
xx92 Invalid or non-existent module interrupt
subroutine (ISR) file.
The I/O configuration/ISR file information
for a specialty I/O module is incorrect.
Correct the I/O configuration/ISR file
information for the specialty I/O module.
Refer to the user manual for the module
for the correct ISR file information. Then
reload the program and run.
xx93 Unsupported I/O module specific major
error.
The processor does not recognize the
error code from a specialty I/O module.
Refer to the user manual for the
specialty I/O module.
xx94 A module has been detected as being
inserted under power in the run or test
mode.
This code also can mean that an I/O
module has reset itself.
The module has been inserted in the
rack under power, or the module has
reset itself.
No module should ever be inserted in a
rack under power. If this occurs and the
module is not damaged,
•Either remove the module, clear the
fault and run, or
•add the module to the I/O
configuration, reference the module in
the user program where required,
reload the program and run.