Installation BRS20/22/30/32/40/42/50/52
Release
12
01/2022
39
1.6 Display elements
1.6.1 Device state
These LEDs provide information about conditions which affect the operation
of the whole device.
Figure 1: LED display elements for device status
LED Display Color Activity Meaning
Power Supply voltage — none Supply voltages 1 and 2 are too low.
yellow lights up Supply voltage 1 or 2 is on
flashes 4 times
a period
Software update is running. Maintain the
power supply.
green lights up Supply voltage 1 and 2 is on
Status Device Status — none Device starts
Device is not ready for operation
green lights up Device is ready for operation
Characteristics can be configured
red lights up Device is not ready for operation
flashes 1 time
a period
The boot parameters used when the
device has been started differ from the
boot parameters saved.
Start the device again.
flashes 4 times
a period
Device has detected a multiple IP address
red/
green
flashing
alternately
Device is in the recovery mode.
ACA Storage medium
ACA22-USB-C
(EEC)
— none No ACA connected
green lights up ACA is plugged
flashes 3 times
a period
Device writes to/reads from the storage
medium
yellow lights up ACA is not ready for operation
PoE — none Supply voltage is too low
yellow lights up Supply voltage is too low for PoE support.
green lights up PoE voltage is on
Table 4: Meaning of the device display elements
Power
Status
ACA
Power
Status
ACA
PoE
IP-ADDRESS
ACA
PoE
Status
Power
1
3
2
4
5
6
7
8
USB
P
0V 0V
+54V(P2)
+54V(P1)
RELAY
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