Intel QLE7340, Installation Manual

Adapter Hardware

True Scale Fabric Adapter Hardware

Installation Guide

July 2015

18

Order Number: G91929004US

3.8

LED Link and Data Indicators

The LEDs function as link and data indicators once the True Scale software has been 

installed, the driver has been loaded, and the fabric is being actively managed by a 

subnet manager.

Table 2

 describes the LED states. The green LED indicates the physical link signal; the 

amber LED indicates the link. The green LED normally illuminates first. The normal 

state is 

Green On

, 

Amber On

. The QLE7342 and QLE7240 have an additional state, as 

shown in 

Table 2

.

§ §

Table 2.

LED Link and Data Indicators  

LED States

Indication

Green OFF
Amber OFF

The switch is not powered up. The software is neither installed nor 

started. Loss of signal. 
Verify that the software is installed and configured with 

ipath_control 

-i

. If correct, check both cable connectors. 

Green ON
Amber OFF

Signal detected and the physical link is up. Ready to talk to SM to bring 

the link fully up. 
If this state persists, the SM may be missing or the link may not be 

configured.
Use 

ipath_control -i

 to verify the software state. If all host channel 

adapters are in this state, then the SM is not running. Check the SM 

configuration, or install and run 

opensmd

.

Green ON
Amber ON

The link is configured, properly connected, and ready. Signal detected. 

Ready to talk to an SM to bring the link fully up.
The link is configured. Properly connected and ready to receive data 

and link packets.

Green BLINKING (quickly) 
Amber ON

Indicates traffic

1

Green BLINKING

Amber BLINKING

1. This feature is available only on the QLE7340 and QLE7342 adapters

Locates the adapter
This feature is controlled by 

ipath_control -b [On | Off]