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Rev 2.4
2.1.1.2 Power Supply Status Indicators
The MTS3600 36 Port Switch is available with one or two factory installed Power Supply Units.
For switches with only one unit installed, a second Power Supply Unit can be added to increase
security, hot-swap ability and to add redundancy. See Section D, "Replacement Parts Ordering
Numbers," on page 48 for ordering part numbers.
Place for secondary
Power Supply Unit
The primary power supply unit (PSU1) is located on the right side of the power side panel, with
PSU2 on the left side.Status indicators are located just to the left of where the primary power sup-
ply unit is located. Each PSU also has three status LEDs on the right side of the PSU, that indicate
the internal status of the unit.
~AC– This LED when lit indicates input voltage between 90 and 264 Volts.
–This LED when lit indicates a fault in the power supply.
OK – This LED when lit indicates that the output from the power supply is +12VDC.
The PSU status indicators are also located just to the left of the primary power supply unit, and
labeled "PSU1" and "PSU2". Table 2.1.1.3 Shows the explanation of the PSU Status LED colors.
2.1.1.3 Fan Status Indicators
The indicator labeled "Fans" is located just to the left of the primary power supply unit, next to
PSU 1. The following fan status conditions are possible:
Table 6 - Fan Status LED Configurations
LED Configuration
14
Mellanox Technologies
Figure 5: MTS3600 QSFP Power Side Panel
Fan Unit
Status
OK – All fans are operating.
Error – One or more fans is not operating. Repair
or replace the fan unit.
Off – The fan unit is not receiving any power.
Check that the fan unit is properly and com-
pletely inserted.
Installation and Basic Operation
Primary Power
Supply Unit
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