Basic Operation and Installation
Rev 1.5
Mellanox Technologies
18
4.1.1.4 Power Supply Status Indicators
The switch EVB is only available with one installed Power Supply Unit.
Figure 7: Power Side Panel
The power supply unit (PSU) is located on the right side of the power side panel. The PSU has a
single 2 color LED on the right side of the PSU, that indicates the internal status of the unit.
Table 3 - Connector Physical and Logical Link Indications
LED Status
LED Description
Off
No power to the port
Solid Green
Logical link up
Flashing Green
Data activity flashing speed is proportional to data transfer speed
Solid Orange
Physical link up
Flashing Orange
A problem with the physical link. Usually the SM is down or not enabling the
port.
Fan Unit
Mellanox
!
!
OK
OK
!
!
OK
I2C
Power Supply Unit
PSU1 status LED
Fan status LED