status. The following table shows the meaning of the various combinations of colors for the
RUN/STOP, ERROR and MAINT LEDs.Missing or insufficient power supply on
the CPU.
LED off LED flashes red LED off
An error has occurred.
LED lit green LED off LED off
CPU is in RUN mode.
LED lit green LED flashes red LED off
A diagnostics event is pending.
LED lit green LED off LED lit yellow
Maintenance demanded for the plant.
The affected hardware must be
checked/replaced within a short period of
time.
Active Force job
PROFIenergy pause
LED lit green LED off LED flashes yellow
Maintenance required for the plant.
The affected hardware must be
checked/replaced within a foreseeable
period of time.
Bad configuration
LED lit yellow LED off LED flashes yellow
Firmware update successfully completed.
LED lit yellow LED off LED off
CPU is in STOP mode.
LED lit yellow LED flashes red LED flashes yellow
The program on the SIMATIC memory
card is causing an error.
CPU defective
LED flashes yellow
LED off LED off
CPU is performing internal activities
during STOP, e.g. startup after STOP.
Download of the user program from the
SIMATIC memory card
LED flashes
yellow/green
LED off LED off
Startup (transition from RUN → STOP)
LED flashes
yellow/green
LED flashes red LED flashes yellow
Startup (CPU booting)
Test of LEDs during startup, inserting a
module.
LED flashing testEach port has a LINK RX/TX-LED. The table below shows the various "LED scenarios" of
ports for the CPU 1513-1 PN.
Table 4- 2 Meaning of the LEDs
LINK TX/RX LED Meaning
LED off
There is no Ethernet connection between the PROFINET interface of the
PROFINET device and the communication partner.
No data is currently being sent/received via the PROFINET interface.
There is no LINK connection.
LED flashes green
The "LED flashing test" is being performed.
LED lit green
There is an Ethernet connection between the PROFINET interface of your
PROFINET device and a communication partner.
LED flickers yellow
Data is currently being received from or sent to a communications partner
on Ethernet via the PROFINET interface of the PROFINET device.1 ... 60 999; divided into: Number range available
for the user: 1 ... 59 999 and number range for
DBs generated by SFC 86: 60 000 ... 60 999
Size, max. 1.5 MB; the maximum size of the DB is 64 KB
with non-optimized block accessTotal retentive data area (including timers, counters,
bit memories), max.
128 KB; in total; for bit memories, timers, counters,
DBs and technological data (axes), usable
retentive memory: 88 KB
Bit memory
Number, max. 16 KB
Number of clock memory bits 8; 8 clock memory bits, grouped in one clock
memory byte
Data blocks