Lenze E94AxPExxxx - Manual (Page 630)

14 Diagnostics & fault analysis
14.1 LED status displays
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Lenze · 9400 Servo PLC· Reference manual · DMS 4.0 EN · 11/2013 · TD05/06
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14 Diagnostics & fault analysis
14.1 LED status displays
Information on some operating statuses can quickly be obtained via LED displays:
[14-1] LED display on the controller front panel
CAN-RUN
DRIVE READY
24 V
CAN-ERR
DRIVE ERROR
USER
Labelling Colour Description
CAN-RUN green CAN bus ok  LED status displays for
the system bus ( 338)
CAN-ERR red CAN bus error
DRIVE READY green Standard device ready for operation  LED status displays for
the device state ( 631)
DRIVE ERROR red Warning/trouble/fault
24 V green 24-V supply voltage ok
USER yellow Message parameterised by the application