Installation MACH1040
Release
05
03/2021
27
The following table applies only to device variants with 2 power supply units:
The following table applies only to device variants with one power supply unit:
The following table applies to every device variant:
Applies to software releases previous to 06.0.00:
LED Display Color Activity Meaning
P Supply
voltage
green lights up Supply voltage 1 and 2 is on
yellow lights up Supply voltage 1 or 2 is on
- none Supply voltages 1 and 2 are too low.
LED Display Color Activity Meaning
P Supply
voltage
green lights up Supply voltage is on
- none Supply voltage is too low
LED Display Color Activity Meaning
Stand-
by/Sb
Stand-by
mode
- none Stand-by mode not enabled
green lights up Standby mode enabled
RM Ring
Manager
- none The RM function is deactivated.
green lights up The RM function is active.
The redundant port is disabled.
flashing The device detects an incorrect
configuration of the HIPER-Ring (for
example the ring is not connected to the ring
port).
yellow lights up The RM function is active.
The redundant port is enabled.
RM
and
Stand-
by/Sb
ACA
memory
operations
LED
display
elements
RM
and
Stand-by/
Sb
Flashing
alternately
Error in the memory operation
flashes
synchronously
2 × per period
Saves a configuration file from the storage
medium ACA to the device.
flashes
synchronously
1 × per period
Saves a configuration file from the device to
the storage medium ACA.
LED Display Color Activity Meaning
FAULT Signal contact 1 red lights up The signal contact is open - it is
reporting a detected error.
none The signal contact is closed, it is not
reporting any detected errors.