Help With Problems During Operation; Status Displays For Incorrect Operation - Siemens 6GK1970–5CA20–0AA2 Instructions De Montage

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6ZB5530–3AC30–0BA1
10

Help With Problems During Operation

10.1

Status Displays for Incorrect Operation

LED Display
POWER LED
not lit
POWER LED
lit green
TX LED
not lit
RX LED
not lit
POWER LED
lit green
TX LED
not lit
RX LED
lit yellow
POWER LED
lit green
TX LED
lit orange,
RX LED
not lit
Possible Causes
-
Power supply failed or turned off
-
Module defective
-
Ribbon band cable not plugged in when assem-
bling the module
-
Interruption on one or more cores of the RS 485
LAN cable
-
Reversed connection of core A and B of the RS
485 LAN cable
-
Connected PROFIBUS master defective (not sen-
ding)
-
PROFIBUS node is not attached or attached
PROFIBUS node is not turned on
-
No partner station detected with attached PROFI-
BUS master
-
Interruption on one or more cores of the RS 485
LAN cable
-
Reversed connection of core A and B of the RS
485 LAN cable
-
Attached PROFIBUS slave defective (not sen-
ding)
-
PROFIBUS slave is not attached or attached
PROFIBUS slave is not turned on
-
PROFIBUS slave node not correctly addressed
and therefore not responding
-
No acknowledgment pulse received, partner sta-
tion not responding
41
Infrared Link Modul (ILM)
Signaling
Contact
Always si-
gnals
Signals when
configured
(acknowledg-
ment pulse)
Copyright  by Siemens

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