LED Color OFF ON Flashing
Red --- --- Device is not
configured
STA2 ETH
(System LED
"SF")
Green --- --- Got identification
request from I/O
controller
Red No system error System error
(collective error)
---
S-ERR Red No error Internal error --
I/O-Bus Green No expansion
modules con-
nected or com-
munication error
Expansion
modules con-
nected and
operational
---
ETH1 Green No connection at
Ethernet inter-
face
Connected to
Ethernet inter-
face
---
Yellow --- Device is trans-
mitting telegrams
Device is trans-
mitting telegrams
ETH2 Green No connection at
Ethernet inter-
face
Connected to
Ethernet inter-
face
---
Yellow --- Device is trans-
mitting telegrams
Device is trans-
mitting telegrams
Table 176: States of the 29 process LEDs
LED Color OFF ON Flashing
DC0 to DC7 Yellow Input/Output is
OFF
Input/Output is
ON
--
DI8 to DI15 Yellow Input is OFF Input is ON (the
input voltage is
even displayed if
the supply
voltage is OFF)
--
DO8 to DO15 Yellow Output is OFF Output is ON --
UP Green Process supply
voltage missing
Process supply
voltage OK and
initialization fin-
ished
--
UP3 Green Process supply
voltage missing
Process supply
voltage OK
--
CH-ERR1 to CH-
ERR3
Red No error or
process supply
voltage missing
Internal error Error on one
channel of the
corresponding
group
1.7.5.3.9 Technical data
The system data of AC500 and S500
Ä
Chapter 2.6.1 “System data AC500” on page 971 are
applicable to the standard version.
The system data of AC500-XC
Ä
Chapter 2.7.1 “System data AC500-XC” on page 1023 are
applicable to the XC version.
Communication interface modules (S500) > PROFINET
2022/01/313ADR010278, 3, en_US854
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