LEDs
CP 443-1 Advanced (GX30)
Manual, 03/2019, C79000-G8976-C256-05
51
INTF
(red)
EXTF
(red)
BUS1F (red)
BUS2F (red) *
)
RUN
(green)
STOP
(yellow)
CP operating mode
•
The gigabit interface is networked
in STEP 7 but no Ethernet cable is
connected.
or
•
A duplicate IP address was de-
tected after the CP was in RUN.
or
•
Difference in the transmission
medium or the duplex settings be-
tween the configuration and the
actual system
Loading using the Firmware Loader is
active.
Note: does not apply to loading via the
update center in Web diagnostics.
The firmware download was aborted.
(STOP LED and RUN LED flash alter-
nately)
Firmware activation after loading us-
ing the Firmware Loader is active.
(does not apply to loading via the
update center in Web diagnostics)
Module fault / system error
*)
)
The behavior applies to BUS1F and BUS2F if there is no restriction listed in the "CP
mode" column.
**
)
See also the section Unused PROFINET interface without BUS2F indicator (Page 73).
Table 4- 1
Legend
Symbol
-
Meaning
ON
OFF
Flashing
any
The "MAINT" LED (yellow)
Note
When the "MAINT" LED lights up, important error messages and/or diagnostics interrupts
have occurred. The CP continues in RUN mode.
Check the entries in the diagnostics buffer of the device.