HP AA988A HP StorageWorks 2012sa Modular Smart Array user guide (488320-002, J - Page 21

Table 1-7, Drive Enclosure Ports and Switches Back View

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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. Power switch SAS In port Service port SAS Out port 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- Power switch On/Off toggle cooling module 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. Chapter 1 System Components 21

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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