Table 1: Functions Of Individual Led Displays - Siemens SIMATIC NET CP 243-1 Technical Manual

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LED display
RUN
CFG

Table 1: Functions of individual LED displays

While the CP243-1 is booting, the SF LED blinks twice. Then, the LINK LED and
the RX/TX LED blink several times. As soon as the RUN LED lights up, the
CP 243-1 has finished booting.
CP 243-1
J31069-D0428-U001-A1-7618
Color
Green, continuous Operational:
The CP 243-1 is ready for communication
Yellow, continuous Configuration:
Lights up when STEP 7 Micro/WIN 32 actively main-
tains a connection to the S7-200 CPU via the CP
243-1
Features and functions
Meaning
19