Siemens IE/PB LINK PN IO Operating Instructions Manual page 22

LEDs, connectors, buttons
2.1 LED displays of the LINK
Table 2- 1
LEDs / colors
Table 2- 2
LEDs / colors
Table 2- 3
Display of the operating and communications statuses
The LED symbols in the following tables have the following significance:
Table 2- 4
Symbol
LED status
22
①
Top LED strip
Name
R/S
ER
MT
②
LED strip - basic statuses
Name
PWR
BF PN
BF PB
LEDs of the Ethernet ports
LED / color Name
LK1 / LK2
Meaning of the LED symbols
OFF
- basic statuses
Meaning
Operating status of the LINK (RUN/STOP)
Error
Maintenance
Meaning
Power supply
PROFINET bus error
PROFIBUS bus error
③
Meaning
Status of the connection to Ethernet/PROFINET
(When using a TS a us adapter "LK1 / LK2" are disabled.)
ON (steady light)
Operating Instructions, 11/2017, C79000-G8976-C393-02
Flashing LED status not
IE/PB LINK PN IO
-
relevant