Modular RAID Controllers
103
Modular RAID 12Gb/s (SAS3.0)
5.5.3 Connectors and jumpers
The following figure shows the location of the connectors and jumpers on the
SAS RAID controller.
Figure 38: "PRAID EP420e" board layout
Connectors
1 HDD LED1 connector
2 HDD LED2 connector
3 CacheVault Flash Module (ONFI) interface
4 Cache write pending connector
5 Two SAS connectors
Connector Type Description
HDD LED1
Global hard disk
drive (HDD) activity
2-pin connector
Connects to an LED that indicates
activity on the drives connected to
the controller.
HDD LED2
Global drive fault
LED
2-pin connector
Connects to an LED that indicates
activity on the drives connected to
the controller.