Siemens SIMATIC NET Operating Instructions Manual page 28

Network components/profibus, optical link module

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Operator control (hardware)

4.3 Reducing optical transmit power

Overdrive occurs

Note

Detecting overdrive

From the LEDs, you can recognize when overdrive occurs, refer to the section "LED display

(Page 13)".

Set S5 to position 0 (reduced) if overdrive occurs on CH2.

Set S6 to position 0 (reduced) if overdrive occurs on CH3.

Operating Instructions, 01/2020, C79000-G8976-C270-06

Optical link module

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