User manual

QDR InfiniBand Switch Platform User Manual Rev 1.2

Mellanox Technologies

4.1.1.3 Fan Indicators

The Fan indicator is located on the left side of the front panel (connector side) of the unit. The fol-

lowing fan status conditions are possible:

Table 4 - Fan LED Configurations

4.1.1.4 Bad Port LED

The Bad Port indicator is located on the left side of the front panel (connector side) of the unit. The

following Bad Port conditions are possible:

Table 5 - Bad Port LED Configurations

This LED shows symbol errors. Possible causes for this are:

•bad cable

• bad connection

• bad connector

This LED lights up when one or more ports is receiving a symbol error. The LED immediately

goes off until the next symbol error is received.

LED Configuration FAN LED

Off There is no power to the fans.

Green OK – The fans are running.

Red Error – fans are not operating properly. Replace the switch.

Fans must be operating while the power supply is plugged in.

If the switch shuts down due to over temperature, unplug the switch, wait 5 minutes

and replug in the switch. For more information See “Troubleshooting” on page 29.

LED Configuration Description

Off OK – All ports are up and running.

Flashing Orange Error –One or possibly more ports has just received a symbol error.