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Chapter 9. Diagnostics
9.3 System Handling of Faults
The system fault references listed below can be used to identify the specific type of fault that has
occurred. (A complete list of System Status References is provided in Chapter 3.)
System Fault
Address
Reference
#ANY_FLT
%SC0009
#SY_FLT
%SC0010
#IO_FLT
%SC0011
#SY_PRES
%SC0012
#IO_PRES
%SC0013
#HRD_FLT
%SC0014
#SFT_FLT
%SC0015
On power-up, the system fault references are cleared. If a fault occurs, the positive contact transition
of any affected reference is turned on the sweep after the fault occurs. The system fault references
remain on until both fault tables are cleared or All Memory in the CPU is cleared.
390
PACSystems* RX7i, RX3i and RSTi-EP CPU Programmer's Reference Manual
Description
Any new fault in either table since the last power-up or clearing of the
fault tables
Any new system fault in the Controller Fault Table since the last
power-up or clearing of the fault tables
Any new fault in the I/O Fault Table since the last power-up or clearing
of the fault tables
Indicates that there is at least one entry in the Controller Fault Table
Indicates that there is at least one entry in the I/O Fault Table
Any hardware fault
Any software fault
GFK-2950C
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