HP StorageWorks 2012sa Modular Smart Array user (488320-004, March 2013)

Chapter 1 System Components 21
The components and LEDs on the front of a drive enclosure are the same as on a
controller enclosure; see Figure 1-1 and Table 1-2.
Figure 1-4 shows the ports and switches at the back of the drive enclosure.
Figure 1-4 Drive Enclosure Ports and Switches (Back View)
Table 1-7 describes the ports and switches on the back of the drive enclosure.
Table 1-7 Drive Enclosure Ports and Switches (Back)
Location Port/Switch Description
Power-and-
cooling module
Power switch On/Off toggle
Expansion
module
SAS In port 3-Gbps, 4-lane (12 Gbps total) subtractive ingress port used to
connect to a controller enclosure.
Expansion
module
SAS Out port 3-Gbps, 4-lane (12 Gbps total) table-routed egress port used to
connect to another drive enclosure.
Expansion
module
Service port Micro-DB9 port used by service personnel only.
Service port SAS Out port
Power switch
SAS In port