Hardware Troubleshooting - Bosch DSDA ISCSI DISK ARRAY SERIES DSA-N2B20 Installation Manual

26 en | Monitoring and Maintenance
7.3

Hardware Troubleshooting

7.3.1 DSA-S5B50
LEDs on front side, left:
If the Power Indicator is not lit green, the system has no power.
If the Ethernet Link LED is not lit, no network connection is established.
1.
2.
If the Ethernet Activity LED is blinking, data is currently being transferred.
Each disk has a Drive Status Indicator LED to the left-hand side. If it is lit amber, a drive fault
is indicated.
The drive status indicator LED on the right-hand side may show the following codes:
LED Code
00
12
11
E1
E2
E3
Each power supply has two LEDs on the rear side.
–
–
On the rear side, two LEDs are found next to each Ethernet port. If only one LED is lit, no
connection is established.
If the LED on the NVRAM card is lit amber, a fault is indicated.
V 1 | 2008.08
Check the cables and press the power button.
Check if the cable is plugged in at both ends.
Check the cable and, if neccessary, replace it.
Indications
Booting firmware
Booting ONTAP
ONTAP boot complete
DHCP failed on both network ports
Battery too low
Battery broken
A green blinking LED indicates that the power supply is on stand-by voltage.
An amber lit LED indicates a power supply fault.
Installation Guide
DSDA iSCSI Disk Array Series
Bosch Security Systems