2. Installation
RC700 / RC90 Option Fieldbus I/O Rev.14
241
LED Description
LED state represents the states of the fieldbus Module.
RUN LED
LED State
Indication
Description
OFF
INIT
EtherCAT device in ‘INIT’-state (or no
power)
Green
OPERATIONAL
EtherCAT device in ‘OPERATIONAL’-
state
Green, blinking
PRE-OPERATIONAL
EtherCAT device in ‘PRE-
OPERATIONAL’-state
Green, single flash SAFE-OPERATIONAL EtherCAT device in ‘SAFE-
OPERATIONAL’-state
Flickering
BOOT
The EtherCAT device is in ‘BOOT’ state
Red
(Fatal Event)
If RUN and ERR turn red, this
indicates a fatal event, forcing the bus
interface to a physically passive state.
ERR LED
LED State
Indication
Description
OFF
No error
No error (or no power)
Red, blinking
Invalid configuration State change received from master is
not possible due to invalid register or
object settings.
Red, single flash
Unsolicited state
change
Slave device application has changed
the EtherCAT state autonomously.
Red, double flash Application watchdog
timeout
Sync manager watchdog timeout.
Red
Application
C
ontroller failure
Anybus module in EXCEPTION.
If RUN and ERR turn red, this indicates
a fatal event, forcing the bus interface to
a physically passive state.
Flickering
Booting error detected E.g. due to firmware download failure.
Link/Activity
LED State
Indication
Description
OFF
No link
Link not sensed (or no power)
Green
Link sensed,
no activity
Link sensed, no traffic detected
Green, flickering
Link sensed, activity
Link sensed, traffic detected
Summary of Contents for RC700
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