ATTO Technology SC 5700 operation manual LEDs on the faceplate are

Ethernet port connector: a lighted green LED shows a valid link; off indicates that no link is present, and blinking indicates activity. A separate bicolor LED indicates 10/100/1000 MbE speed: green on indicates 100 MbE; yellow on indicates 1000 MbE, and off indicates 10 MbE

Fibre Channel port: a lighted green LED indicates link; off means no link. A separate green LED indicates FC speed; lit means 4-Gb/sec; off means 1- or 2- Gb/sec.

SAS/SATA port: A green LED lit on indicates activity and off means no activity.

LEDs on the faceplate are:

A Ready LED is lighted green to indicate ready and off to show not ready.

An Alert LED is lighted yellow to show an alert condition.

Power: a lighted green LED indicates power has been turned on to the appliance.

Fibre Channel port: bicolor LED indicates FC speed. If it is off, speed is 1-Gb; if it is green, 2-Gb, and yellow indicates 4-Gb FC. A separate green LED indicates activity if it is lit, no activity if it is off.

SAS/SATA port: A green LED on each port indicates activity if it is lit.

Exhibit 1.2-1 The connector side of the FastStream SC5500.

Exhibit 1.2-2 Connector side detail.

Exhibit 1.2-3 The FastStream front panel detail.

6