Ok status indicator - module health, Status display power-up messages, Power supply indicator – Rockwell Automation 1757-ABRIO Process Remote I/O (RIO) Communication Interface Module User Manual
Page 136: Ok status indicator – module health
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Publication 1757-UM007D-EN-P - December 2008
Appendix A Troubleshooting
OK Status Indicator – Module Health
Status Display Power-up
Messages
The alphanumeric display shows the following messages at power-up.
If the indicator on the 1757-ABRIO module does not cycle through
these messages on powerup, refer to the Troubleshooting section of
publication
, the 1757-ABRIO User Manual.
Power Supply Indicator
Indicator
Status
Green
Indicates that module has passed all power-up diagnostics and is
functioning normally.
Red
Indicates that module startup diagnostics have failed or a major module
fault such as watchdog time-out or jabber inhibit has occurred.
IMPORTANT
If all three status indicators are solid red and the 4-character
display shows the #xx, (where xx is the error number) this is
where the fatal area occurs. Refer to publication
clearing fatal errors. Be sure to make a note of the error code
numbers to give Tech Support, if you need to call for help.
B#nn
Stages in the start-up processes, nn is a hexadecimal number
Boot
Next stage in power-up sequence
57ABRIO Ver x.xx.xx
Module firmware version
POWER Indicator
Power Supply Status
Recommended Action
Off
Not operating
Turn power switch ON.
Check power wiring connections.
Check fuse.
On
Operating
None, normal operation.