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3 Installation
3.3.2
LED indicators, PROFINET ports P1/P2
There are 2 LED indicators at the Ethernet ports.
A green link LED and yellow activity LED.
Link LED (L)
The link LED may exhibit the following display and flashing pattern:
LED
Display
Description
Green, ON
Connection to Ethernet active
Activity LED (A)
The activity LED may exhibit the following display and flashing pattern:
LED
Display
Description
Yellow, flashes Ethernet data transmission active
3.3.3
Central LED indicators of SFB-PN
There are 4 LEDs for central diagnostics of the fieldbox:
−
(SF)
= green / red dual LED for System Failure
−
(BF)
= red LED for Bus Failure
−
(Err)
= green / red dual LED for fieldbox errors
−
(Pow)
= green LED for power supply
System Failure LED (SF)
The system failure LED may exhibit the following display and flashing pattern:
LED
Display
Description
Red, ON
System failure SFB-PN
A module error or a device port error was detected
Green, flashes BLINK signal for identifying the fieldbox
Can be activated via web server of SFB-PN
Bus Failure LED (BF)
The bus failure LED may exhibit the following display and flashing pattern:
LED
Display
Description
Red, ON
No or slow connection to Ethernet
Check Ethernet connection
Red, flashes
Connection to Ethernet but no PROFINET data transmission
Check connection settings in the PLC