24
ProcessLogix and ControlLogix System Redundancy Module
Publication
1757-IN092E-EN-P - November 2007
Interpret Status Indicators
The 1757-SRM module has these diagnostic status indicators.
Module Status Display
The module status display provides diagnostic information.
Display
Cause
Testing four-character display at startup
Txxx
(1)
(1)
xxx represents a hexadecimal test identification number.
1757-SRM module self test at startup
????
Resolving transition state
DISQ
Disqualified secondary chassis
SYNC
Qualified secondary chassis
PRIM
Primary chassis
BOOT
Boot mode - awaiting further instructions
ERAS
Boot mode - erasing firmware
PROG
Boot mode - loading new firmware
Exxx
(2)
(2)
xxx represents an error or fault code, with the two least-significant characters in decimal.
Major fault situation
message
The shifted message string will alternate with the error ID code
Module Status
Display -
See page 24.
Health Status
Indicator -
See page 25.
Inter-1757-SRM
Communication Status
Indicator - See page 25.
Chassis State
Status Indicator -
See page 26.
