Reset During Operation; Table 9- 3 Led Patterns - Siemens CPU 410-5H Process Automation System Manual

LED patterns during CPU reset
While you are resetting the CPU to its factory settings, the LEDs light up consecutively in the
following LED patterns:
Table 9- 3
LED
INTF
EXTF
BUSxF
MAINT
IFMxF
RUN
STOP
9.4

Reset during operation

CPU operating state
The following procedure references the RED or RUN RED operating state.
Note
The CPU should not be reset after an automatic reboot. The memory dump associated with
the reset will destroy the error information saved during the reboot and a detailed search for
the cause of the error is no longer possible.
Reset procedure during operation
Press and hold down the Reset button for 5 seconds.
1. The CPU performs a memory dump and documents it with the event 0x4x08 ("Memory
2. The CPU performs a memory reset and then switches to STOP or links up.
CPU 410-5H Process Automation/CPU 410 SMART
System Manual, 10/2013, A5E32631667-AA
LED patterns
reset started by switch operation") in the diagnostic buffer.
LED pattern 1
Flashes at 0.5 Hz
Dark
Dark
Dark
Dark
Dark
Dark
Special functions of the CPU 410-5H
9.4 Reset during operation
LED pattern 2
Lit
Dark
Dark
Dark
Dark
Dark
Dark
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