HP Smart Array (RAID) Host Bus Adapters manual Controller overview, As array accelerator

1 Controller overview

This chapter provides an overview of the physical characteristics of the HP Smart Array P411/256 Controller.

Figure 1 HP AM311A Smart Array 411 controller components

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1	Connector for SAS miniports 3	Status LEDs (runtime LEDs).
	1 and 2, each 4x wide.	To interpret the illumination
2	Cache module (also known	pattern of these LEDs, see
	as array accelerator).	Table 2 (page 31).

4(On rear of cache) Connector for the cable to an optional cache battery that upgrades the cache to BBWC.

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