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Chapter 9. Diagnostics
9.5.20
Block Switch (Category 22)
The Block Switch fault category has no fault types or fault descriptions.
Action: Diagnostic.
The GBC generates this error when a Genius block on redundant Genius buses switches from one
bus to another.
Correction
1) No action is required to keep the block operating.
2) The bus that the block switched from may need to be repaired.
a) Verify the bus wiring.
b) Replace the I/O controller.
c) Replace the Bus Switching Module (BSM).
Fault Extra Data for Block Switch
Byte Number
Description
1
Circuit configuration
2
Block configuration
3
Number of input circuits used
4
Number of output circuits used
9.5.21
Reset of IOC (Category 27)
The fault category Reset of I/O Controller has no fault types or fault descriptions associated with it.
The default fault action for this category is Diagnostic.
The CPU generates this message when an I/O Controller is reset. No corrective action necessary.
442
PACSystems* RX7i, RX3i and RSTi-EP CPU Programmer's Reference Manual
Value Description
1
Circuit is an input.
2
Circuit is an input.
3
Circuit is an output.
1
Block is configured for inputs only.
2
Block is configured for outputs only.
3
Block is configured for inputs and outputs
(grouped block).
GFK-2950C
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