Led port activity feature (sas 5/e adapter only) – Dell Serial Attached SCSI Host Bus Adapter 5i Integrated and 5E Adapter User Manual

Page 14

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SAS 5 HBA Features

LED Port Activity Feature (SAS 5/E Adapter Only)

SAS 5/E Adapter controllers are equipped with port activity/status light-emitting diodes (LEDs). These
LEDs enable you to quickly determine the status of an external SAS port. Each x4 connector has its own
set of LEDs.

The following table describes the color of the LEDs and corresponding SAS port state.

Hot add / Hot remove of end
devices

Yes

Yes

SMART error support through
management applications

Yes

Yes

Support for mixed physical disks
sizes

Yes

Yes

Support for external tape drive

Yes

No

Port activity/status LEDs

Yes

No

Table 2-2.

x4 Connector LEDs Description

LEDs Color

SAS Port State

Off

It means any one of the following:

• Power is on.
• Port has been reset.
• All links in the port are either disconnected or the cable is disconnected.

Green

All links in the port are connected and functional.

Amber

One or more links in the port is not connected. This is only applicable in a wide port
configuration.

Table 2-1.

Specification of SAS 5 HBAs (continued)

Specification

SAS 5/E Adapter

SAS 5/i Integrated

KD534bk1.book Page 12 Monday, April 2, 2007 4:37 PM

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