Table 20: Power Supply Unit Status Front Led Assignments For Sn2100; Table 21: Power Supply Unit Status Rear Led Assignments - Mellanox Technologies Spectrum SN2700 Hardware User Manual

The primary power supply (PS) unit is located on the left side, and the secondary unit is located
on the right side.
Table 19 - Power Supply Unit Status Front LED Assignments for SN2700, SN2740 and SN2410
LED Behavior
Solid Green
Solid Red
Off
Table 20 - Power Supply Unit Status Front LED Assignments for SN2100
LED Behavior
Solid Green
Solid Red
Off
The power supply status LEDs on the rear side of the system (in SN2700, SN2 and SN2410 only)
are located on the PSUs themselves. Each PSU has one LED of its own
Table 21 - Power Supply Unit Status Rear LED Assignments
LED Behavior
Solid Green
Flashing Green 1Hz
Amber
Flashing Amber
68
Description
All plugged (one or two) power supplies are
running normally.
PSU is faulty or disconnected
N/A
Description
Power supply is running normally.
PSU is faulty or disconnected
PSU not present
Table 21 does not apply to the SN2100 systems.
Description
The PSU is running normally.
AC present / Only 12VSB on (PSU off) or
PSU in Smart-on state.
AC cord unplugged or AC power lost while
the second power supply still has AC input
power.
PS failure (including voltage out of range
and power cord disconnected).
Power supply warning events where the
power supply continues to operate; high
temp, high power, high current, slow fan.
Mellanox Technologies
Action Required
N/A
Make sure the AC cable is plugged in
and active. If the problem resumes, the
FRUs might be faulty, and should then
be replaced.
N/A
Action Required
N/A
Make sure the AC cable is plugged in
and active. If the problem resumes, the
PSU might be faulty.
N/A
Action Required
N/A
Call your Mellanox representative for
assistance.
Plug in the AC cord of the faulty PSU.
Check voltage. If OK, call your Mella-
nox representative for assistance.
Call your Mellanox representative for
assistance.
Rev 1.9