LEDs, connectors, switches, card slot
2.2 LEDs
TIM 1531 IRC
32
Operating Instructions, 02/2018, C79000-G8976-C468-02
2.2
LEDs
At the top on the front of the TIM there are the status and diagnostics LEDs that can also be
seen when the front cover is closed.
Position
LED name Meaning
Left
RUN
Operating mode
Middle
ERROR
Error
Right
CONNECT Connection status (to the CPU / to the communications partner)
Below the front cover there are LEDs for the communication status of the Ethernet
interfaces:
LED name
Meaning
X1 / X2 / X3
Communication status of Ethernet interface, X1, X2 and X3
The LED symbols have the following meaning:
Table 2- 2
Legend for the tables
Symbol
-
Meaning /
LED status
ON
(LED lit)
OFF
LED flashes
Any
Status and diagnostics LEDs
Table 2- 3
Meaning of the LED patterns in productive operation *
RUN
(yel-
low/green)
ERROR
(red)
CONNECT
(green)
Meaning
No supply voltage or supply voltage too low
-
-
TIM in RUN mode
-
-
TIM in STOP mode
-
-
TIM in maintenance status
-
-
All configured connections established **
-
-
No configured connections established **
-
-
At least one configured connection aborted **
-
-
Missing or incorrect configuration
-
-
Duplicate IP address detected
* During startup and during the firmware update the TIM shows deviant LED patterns.
** Relates to connections both to the CPU and to the communications partner.