IM 157-1 PN (6ES7157-1AB00-0AB0)
Equipment Manual, 05/2021, A5E32347036-AE
27
Interrupts, error messages, diagnostics and
system alarms
5
5.1
Status and error displays
LED displays
The figure below shows the LED displays (status and error displays) of the interface module
IM 157-1 PN.
①
RUN
(green)
②
ERROR
(red)
③
MAINT
(yellow)
④
ET-CON1
(green)
⑤
ET-CON2
(green)
⑥
P2 LINK
(green)
⑦
P1 LINK
(green)
Figure 5-1
LED displays
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