28
en | Monitoring and Maintenance
DSDA Digital Storage Disk Arrays
- | V2 | 2009.11
Installation Guide
Bosch Sicherheitssysteme GmbH
Refer to these documents:
–
Replacing CF Card.pdf
–
Replacing Controller Module.pdf
–
Replacing DIMMS.pdf
–
Replacing NVMEM Battery.pdf
–
Replacing PCI Card.pdf
–
Replacing Power Supply.pdf
–
Replacing System Chassis.pdf
8.3
Hardware Troubleshooting
8.3.1
DSA-N2B20 / DSA-N2B40 / DSA-N2B50
LEDs on front side, right:
If the
Power LED
is not lit green, the system has no power.
X
Check the cables and switch the system on.
If the
Fault LED
is lit
amber
, the system is halted, or an error is indicated.
A blinking
Controller LED
indicates activity of the controller.
A corresponding
Power LED
and a
Fault LED
are also located on the rear side of the system.
On the rear side, next to the Ethernet ports, two fault-indicating LEDs can be found.
–
NVRAM Battery LED
blinking
green
:
NVRAM is in battery-backed standby-state (contains data not written to disk yet).
–
Controller Module Status LED
lit
amber
:
System is initializing or system fault.
8.3.2
Disk Shelves
There is a corresponding LED next to each SFP slot on the rear side of the shelf:
–
LED lit
green
:
SFP connection.
–
LED not lit:
No SFP connection. Check all cable connections and ensure all plugs are properly fitted.
Summary of Contents for DSA-N2B40
Page 1: ...DSDA Digital Storage Disk Arrays DSA N2B20 DSA N2B40 DSA N2B50 en Installation Guide ...
Page 2: ......
Page 37: ......