Basic Operation
Rev 1.0
Mellanox Technologies
18
2.2.4
Power Supply Status LEDs
Figure 8: Power Status LED Connector Side
This switch can come with two power supply units for redundancy.
The primary power supply (PS) unit is located on the left side and if there is a secondary PS unit
it will be on the right side.
Table 9 shows the power supply unit status LED assignment.
Table 9 - PS Unit Status LED Assignments
LED Color
Status
Solid Green
OK – The Power supply is delivering the correct voltage – 12VDC.
Solid Red
Error – The PS unit is not operational.
Off
Off – There is no power to the system (neither PS unit is receiving power). If one
PS unit is showing green and the second PS unit is unplugged it will show a red
indication.
RST
UID
PS2
PS1
