Leds - Siemens SIMATIC NET TeleControl S7-1200 CP 1243-1 Operating Instructions Manual

LEDs and connectors

2.2 LEDs

2.2 LEDs
LEDs of the module
The module has various LEDs for displaying the status:
● LED on the front panel
The "DIAG" LED that is always visible shows the basic statuses of the module.
● LEDs below the upper cover of the housing
The LEDs below the upper cover provide more detailed information on the module status.
Table 2- 1
LED / colors
(red / green)
Table 2- 2
LED (color)
LED colors and illustration of the LED statuses
The LED symbols in the following tables have the following significance:
Table 2- 3
Symbol
LED status
Note
LED colors when the module starts up
When the module starts up, all its LEDs are lit for a short time. Multicolored LEDs display a
color mixture. At this point in time, the color of the LEDs is not clear.
22
LED on the front panel
Name
DIAG
LEDs below the upper cover of the housing
Name
LINK
(green)
CONNECT
(green)
VPN
(green)
SERVICE
(green)
Meaning of the LED symbols
OFF
Meaning
Basic status of the module
Meaning
Status of the connection to Industrial Ethernet
Status of the connections to the communications partner
Status of the VPN configuration
Status of a connection for online functions
ON (steady light)
Operating Instructions, 12/2016, C79000-G8976-C365-02
Flashing Not relevant
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CP 1243-1