Rockwell Automation 1755-OF8 GuardPLC Controller Systems - Manual (Page 146)

146 Publication 1753-UM001C-EN-P - March 2010
Chapter 15 Diagnostics
Routine Indicators
Ethernet Communication Indicators
Indicator Status Description
RUN On The routine is in Run or Freeze.
Off The routine is in Failure_Stop.
STOP On The routine is in Stop or Failure_Stop.
PROG On The download of a new controller configuration is in progress.
Flashing The download of a new operating system into the flash ROM is in
progress.
Off No download of controller configuration or operating system is in
progress.
FAULT On The routine (user program) has caused an error.
The controller configuration is faulty.
The download of a new operating system was not successful and
the operating system is corrupted.
Flashing An error has occurred during a flash ROM write cycle of the
operating system.
At least one I/O module error is present.
Off No errors have been detected.
FORCE On The controller is executing a routine (RUN) and one or more
inputs and/or outputs may be forced by the user.
Flashing The controller is in Stop mode, but one or more inputs and/or
outputs have been prepared for forcing and will be activated as
soon as the controller is started.
Off No inputs and/or outputs are forced or are prepared to be forced.
Indicator Status Description
Tx On Data is transmitting via the Ethernet network by the
communication processor.
COL On A collision on the Ethernet network is detected.
10/100BaseT
Tx COL
FORCE
PROG FAULT
RUN STOP
RUN ERR
1755-
L1
Tx COL
10/100 Base T