Siemens SIMATIC NET SCALANCE S615 Operating Instructions Manual page 21

LED
L
P1
P2
P3
P4
P5
DI
DO
SCALANCE S615
Operating Instructions, 08/2018, C79000-G8976-C389-04
Status Meaning
OFF Device turned off, no power supply.
ON Device turned on, power supply present.
OFF No VPN connection is established.
ON All configured VPN connections are established.
Flashing Only some of the configured VPN connections are established.
OFF Ethernet connection to local computer or LAN not established
ON Ethernet connection to local computer or LAN established
ON Device receiving / sending data
OFF Digital input inactive
ON Digital input active.
OFF Digital output inactive
ON Digital output active.
Description of the device
2.5 LED display
21