Rockwell Automation Publication 750-PM001N-EN-P - February 2017 303
Troubleshooting Chapter 6
View Faults and Alarms
Diagnostic parameters indicate fault and alarm conditions. See the
Fault/Alarm Info
Group that begins on page 162.
To view fault history access Diagnostics and select Faults or Alarms.
Drive Status Indicators
The condition or state of the drive is constantly monitored and is indicated
through the LEDs and/or the HIM (if present).
Table 6 - PowerFlex 753 Drive Status Indicator Descriptions
The Status Indicator LEDs on the HIM cradle do not indicate the status of an
installed Communication Adapter option. If an optional Communication
Adapter is installed, refer to the option module user manual for a description
of LED location and indication.
Name Color State Description
STS
(Status)
Green Flashing Drive ready but not running, and no faults are present.
Steady Drive running, no faults are present.
Yellow Flashing Drive is not running, a start inhibit condition exists and the drive cannot be started.
See parameter 933
[Start Inhibits].
Steady A type 1 (configurable) alarm exists. A stopped drive cannot start until the alarm
condition is cleared. If the drive is running, it continues to run but cannot restart
until the alarm condition is cleared.
See parameters 959 [Alarm Status A] and 960 [Alarm Status B].
Red Flashing A major fault has occurred. The drive stops. Drive cannot be started until fault
condition is cleared. See parameter 951
[Last Fault Code].
Steady A non-resettable fault has occurred.
Red /
Yellow
Flashing
Alternately
A minor fault has occurred. When running, the drive continues to run. System is
brought to a stop under system control. Fault must be cleared to continue. Use
parameter 950
[Minor Flt Cfg] to enable. If not enabled, acts like a major fault.
Yellow /
Green
Flashing
Alternately
When running, a type 1 alarm exists.
See parameters 959
[Alarm Status A] and 960 [Alarm Status B].
Green /
Red
Flashing
Alternately
Drive is flash updating.
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