Siemens SIMATIC ET 200SP Operating Instructions Manual page 146

Interrupts/diagnostic messages
9.5 Diagnostic messages
LEDs Meaning
③
DI.2 Green/of Input is not active
f
Green/o Input is active
n
④
DQ.0 Green/of Output is not active
f
Green/o Output is active
n
Green/ Fault at DQ.0, 1 or 2
flashing
⑤
DQ.1 Green/of Output is not active
f
Green/o Output is active
n
Green/ Fault at DQ.0, 1 or 2
flashing
⑥
DQ.2 Green/of Output is not active
f
Green/o Output is active
n
Green/ Fault at DQ.0, 1 or 2
flashing
⑦
CI Green/of Input is not active
f
Green/o Input is active
n
⑧
LAN Green/of No Ethernet connection
f
Green/o Ethernet connection estab‐
n lished
Green/ Ethernet connection is active
flashing
⑨
PWR Green/of No supply voltage L+
f
Green/o Supply voltage L+ present
n and OK
⑩
485 Green/of Serial communication is not
f active
Green/o Serial communication is ac‐
n tive
⑪
Green/of Parameter write protection is
f not active
Green/o Parameter write protection is
n active
⑫
Yellow/o Weight outside of the empty
ff range
Yellow/o Weight within the empty
n range
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Solution
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● Check the wiring of the outputs.
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● Check the wiring of the outputs.
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● Check the wiring of the outputs.
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● Check the supply voltage.
● Check the BaseUnit type and the wiring of the BaseUnit.
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Operating Instructions, 01/2020, A5E47521010-AA
Technology module TM SIWAREX WP351 HF