Error handling and diagnosis
BK9055 and BK9105 51Version: 2.0.0
Fig.44: BK9055, BK9105 - LEDs
LEDs for power supply diagnosis
LED Meaning
LED Us off The power supply voltage Us is not present
on The power supply voltage Us is present
LED Up off The power supply voltage Up (for Power Contacts) is not present
on The power supply voltage Up (for Power Contacts) is present
LEDs at RJ45
LED Meaning
LED Link/Act off No physical connection present
on Physical connection present
flashes Communication available
LED 10/100 Mbit/s
(BK9105 only)
off 10 Mbit/s (if LED Link/Act is shining or flashing)
on 100 Mbit/s
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