Note: The control panel LEDs are located on the right side of the appliance, and display system, fan, and power supply status. They are labeled in either Figure 1 or Figure 2.
The two LED indicators next to each hard drive carrier are activity and status indicators.
Figure 3. Drive Status Indicators
Num
Label
Indication
Meaning
1
Storage Activity LEDs
Blinking
Actively transmitting or receiving data
Off
No transmit of data
2
NVMe Activity LEDs
Solid blue
Active connection
Off
No connection
3
Status
Off
Note: In non-RAID configurations, the status LEDs are always off.
Not in use
DCA-NDR-S40
Num
Label
Indication
Meaning
1
Drive indicator
Amber: Solid
Drive error
2
Temperature indicator
Amber: Solid
Thermal error
3
Electrical indicator
Amber: Solid
Electrical error
4
Memory indicator
Amber: Solid
Memory error
5
PCIe indicator
Amber: Solid
PCIe card error
6
System health and system ID indicator
Blue: Solid
System is powered on and healthy; but system ID mode is not active.
Blue: Blinking
System ID mode is active
Amber: Solid
System is in fail-safe mode
Amber: Blinking
System is experiencing a fault
7
IPMI Quick Sync 2 indicator
Off: Default state
IPMI Quick Sync 2 feature is powered off
White: Solid
IPMI Quick Sync 2 is ready to communicate
White: Blinks rapidly
Data transfer activity
White: Blinks slowly
Firmware update is in progress
White: Blinks 5 times rapidly and then powers off
The IPMI Quick Sync 2 feature is disabled
Amber: Solid
The system is in fail-safe mode
Amber: Blinking
IPMI Quick Sync 2 hardware is not responding properly.
DCA-NDR-STR
Num
Label
Indication
Meaning
1
Power status LED
Green: Solid
Operational
2
System status LED
Amber: Blinking
Hardware fault
3
Enclosure ID
Blue: Blinking
Identifying enclosure
Figure 4. DCA-NDR-STR Drive Carrier LEDs
Num
Label
Indication
Meaning
1
Drive activity LED
Green: Blinking
500 msec on 500 msec off - Drive is spinning up or spinning down.
100 msec on, 100 msec off - Drive activity
50 msec on, 50 msec off - Active/idle/standby power condition
2
Drive status LED
Amber: Blinking
150 msec on, 150 msec off - Drive failure
two sec on, one sec off - Identifying drive
400 msec on, 100 msec off - Drive rebuilding
Off - Drive online/drive not present/drive offline
Rear Panel Status Indicators
The two LED indicators above either side of each management port and each packet capture port are link and activity indicators.
DCA-NDR-S100MB, DCA-NDR-S5, DCA-NDR-S10, DCA-NDR-A5 Packet Capture Port LEDs
Num
Label
Indication
Meaning
1
Link LEDs
Green
Linked at 10 Gb
Yellow
Linked at 1 Gb
2
Activity LEDs
Blinking
Actively transmitting or receiving data
Off
No link
DCA-NDR-NB10/DCA-NDR-CC Interconnect Port LEDs
Num
Label
Indication
Meaning
1
Link
Off
Not linked to the LAN
Green
Linked at 10 GB
Yellow
Linked at 1 GB
2
Activity
Off
No link
Blinking
Actively transmitting or receiving data
Management Port LEDs
1
Link LED
2
Activity LED
Num
Label
Indication
Meaning
1
Activity/Link
Green: Solid
The adapter is connected to a valid link partner.
Green: Flashing
Data activity
Off
No link
2
10 = Off
100 = Green
1000 = Yellow
Off
10 Mbps
Green
100 Mbps
Yellow
1000 Mbps
IPMI Ethernet Port LEDs
1
Link LED
2
Activity LED
The green, amber, or off indicates the speed of the connection. The amber LED indicates activity.
Table 1. IPMI Link LEDs
LED Color
Definition
Amber: Solid
1 Gb/s
Green: Solid
100 Mb/s
Off
No connection or 10 Mb/s
DCA-NDR-S40
Num
Label
Indication
Meaning
1
AC PSU status indicator
Green
A valid power source is connected to the PSU and the PSU is operational
Amber: Blinking
An issue with the PSU
Powered off
The power is not connected to the PSU
Green: Blinking
The firmware of the PSU is being updated
Blinking green and powers off
When hot-plugging a PSU, it blinks green five times at a rate of 4 Hz and powers off. This indicates a PSU mismatch due to efficiency, feature set, health status, or supported voltage.
DCA-NDR-STR
Figure 5. EMM Indicators
Table 2. EMM and PSU Indicators
Num
Label
Indication
Meaning
1
EMM ID
Blue
Blinking (on for one second and off for one second): Identifying
EMM Off: Normal operation
2
EMM Status
Solid Green
Normal operation
Blinking Amber
EMM failure - On for two seconds and off for one second
3
Mini-SAS HD status for Mini-SAS HD ports 1
Green
Solid - port link is up
Blinking (on for one second and off for one second) - Identifying
Amber
Solid - port link is up, but with degraded speed
Blinking (on for two seconds and off for one second) - Fault on the port
4
Mini-SAS HD status for Mini-SAS HD ports 2
Green
Solid - port link is up
Blinking (on for one second and off for one second) - Identifying
Amber
Solid - port link is up, but with degraded speed
Blinking (on for two seconds and off for one second) - Fault on the port
Figure 6. PSU Indicators
Table 3. PSU Indicators
Num
Label
Indication
Meaning
1
DC Power output
Green
On solid: Normal operation(output voltage is within specification).
Off: No DC output or output voltage is out of specification.
2
AC Power input
Green
On: Normal operation (input voltage is within specification).
Off: No AC input
3
PSU fault
Amber
Blinking (on for two seconds and off for one second): PSU failure
