The primary power supply (PS) unit is located on the left side, and the secondary unit is located on
the right side.
Power Supply Unit Status Front LED Assignments for SN2700, SN2740 and SN2410
LED Behavior Description Action Required
Solid Green
All plugged (one or two) power
supplies are running normally.
N/A
Solid Red PSU is faulty or disconnected.
Make sure the AC cable is plugged in and
active. If the problem resumes, the FRUs
might be faulty, and should then be replaced.
Off N/A N/A
Power Supply Unit Status Front LED Assignments for SN2100/SN2010
LED Behavior Description Action Required
Solid Green Power supply is running normally. N/A
Solid Red
PSU is faulty or disconnected. Make sure the AC cable is plugged in and
active. If the problem resumes, the PSU might
be faulty.
Off PSU not present N/A
The power supply status LEDs on the rear side of the system (in SN2700, SN2740 and SN2410 only)
are located on the PSUs themselves. Each PSU has one LED of its own.
Power Supply Unit Status Rear LED Assignments
LED Behavior Description Action Required
Solid Green The PSU is running normally. N/A
Flashing Green 1Hz
AC present / Only 12VSB on (PSU off) or PSU
in Smart-on state.
Call your NVIDIA representative for
assistance.
Amber AC cord unplugged or AC power lost while
the second power supply still has AC input
power.
Plug in the AC cord of the faulty
PSU.
PS failure (including voltage out of range
and power cord disconnected).
Check voltage. If OK, call your
NVIDIA representative for
assistance.
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