Alarm, error, and system messages
10
10.1 Diagnosis using the LEDs
Diagnostic LEDs
The LEDs are explained in the order in which they are positioned on the SIMOTION C.
Table 10-1 Diagnostics LEDs of the SIMOTION C
Display Meaning Explanations
SF (red) System fault This LED indicates a fault on the SIMOTION C.
LED - ON An event which can be acknowledged is present (alarm, message, note).
(see documentation package
SIMOTION System and Function Descrip‐
tions
)
LED - flashing
(0.5 Hz)
No license exists for technology/optional objects under license.
Technology/option objects under license include, for example:
● Cam (synchronous axes with connected cam)
● Ethernet (Ethernet interface)
● TControl (Temperature Control)
LED - OFF SIMOTION C is operating without error.
5 VDC (green) Power supply
for the electronics
This LED indicates that the power supply is ready.
LED - ON The power supply of the SIMOTION C is operating without error.
LED - OFF If this is not illuminated, the reason may be:
● No connected or switched-on network
● No specified load power supply connected
● Module not connected correctly
● Module defective
RUN (green) SIMOTION C in RUN
mode
This LED indicates that the user program is running.
LED - ON See RUN (green)
LED - flashing
(2 Hz)
The time between selection of "RUN" mode until this mode has been at‐
tained is indicated by the LED flashing.
STOPU (yellow) SIMOTION C in STOP
user program mode
This LED indicates that the technology packages are active. A user pro‐
gram is not being executed.
LED - ON See STOPU (yellow)
LED - flashing
(2 Hz)
The time from when the "STOPU" operating mode is selected until this
operating mode has been attained is indicated by the LED flashing.
LED - "flickering" Formatting the micro memory card
STOP (yellow) SIMOTION C in STOP
mode
This LED indicates that a user program is not running. The technology
packages are inactive.
LED - ON See STOP (yellow)
SIMOTION C
Operating Instructions, 11/2016, A5E33441428B 157
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