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CM PtP RS232 HF (6ES7541‑1AD00‑0AB0) communication module
Manual, 01/2013, A5E03790665-01
21
Error and system messages
6
LED displays of the communication module
The figure below shows the LED displays of the CM PtP RS232 HF communication module
with open front panel.
①
LED display RUN
②
LED display ERROR
③
LED display MAINT
④
LED display TXD
⑤
LED display RXD
Figure 6-1
CM PtP RS232 HF view