HP AA988A HP StorageWorks 2012sa Modular Smart Array user guide (488320-002, J - Page 13

Hardware Components and LEDs This section describes the main hardware components of your storage system enclosures. Controller Enclosure Components and LEDs Table 1-1 describes the controller enclosure components. Table 1-1 Controller Enclosure Components Description Quantity Controller (I/O) module 1 or 21 SAS or SATA drive module 2-12 per enclosure AC power-and-cooling module 2 per enclosure 3-Gbps, 4-lane SAS host ports (SFF-8088 2 per controller module standard interface) 3-Gbps, 4-lane SAS expansion port (SFF- 1 per controller module 8470 standard interface) Ethernet port (RJ-45) 1 per controller module CLI port (RS-232 micro-DB9) 1 per controller module 1 Air-management system drive blanks or I/O blanks must fill empty slots to maintain optimum airflow through the chassis. Chapter 1 System Components 13