InfiniBand Switch Platform Hardware User Manual
2
Interfaces
2.1
LED Status Indicators
The LEDs are placed on the chassis for the convenience of the IT manager. All chassis
conditions and management options are available and controllable through the manage-
ment SW, either CLI or Web GUI.
2.1.1
Power Supply Unit LEDs
Each Power Supply Unit has the following indicator LEDs.
AC – When lit this LED indicates input voltage between 100 and 240 Volts.
DC FAIL – When lit this LED indicates a fault in the power supply.
DC OK – When lit this LED indicates that the output from the power supply is +48
VDC.
Mellanox Technologies
It is recommended that all of the chassis sub systems be maintained and managed
through the management software.
Figure 53: Power Supply Unit Status Indications
DC
OK
The PSUs are on the spine side of the chassis behind two cover panels. The plugs for
these PSUs are on the leaf side of the chassis.
AC
FAIL
OK
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