YASKAWA iC9000 Series - Page 118

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5.1 Appearance and Parts Description
(h) PROFINET Device
LED Behavior
Controller State
PN-D ER
(red)
Not lit Active communication to a PN controller
Lit No active PN communication established and no link available
Flashing red
1 Hz interval
Link status available but no active PN communication to PN controller
(i) PROFINET System
LED Behavior
Controller State
RDY
(green)
Flashing green
1 Hz interval
Device identification blinking (DCP protocol)