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Determining the Manufacturer
Important: All PSUs in the system must be from the same manufacturer.
Run the following nvsm command to determine the PSU manufacturer:
▶
sudo nvsm show ∕chassis∕localhost∕power∕PSUx
Replace x in the preceding command with the PSU identifier.
Example Output
The following output is for PSU0 and shows that the manufacturer is Delta.
∕chassis∕localhost∕power∕PSU0
Properties:
FirmwareVersion = 02.02.02.01.02.02
LastPowerOutputWatts = 0
Manufacturer = Delta
MemberId = PSU0
Model = ECD16020137
Name = PSU0
Oem_PSU_Error = Presence detected| Power Supply AC Lost| AC Lost or out-of-
range
→
PowerSupplyType = AC
SerialNumber = DTHTCT2233078
Status_Health = Critical
Status_State = Present
Targets:
Verbs:
cd
show
Obtain the replacement PSU (of the same manufacturer) from NVIDIA Enterprise Support.
3.3. Preparing the Power Supply for
Replacement
1.
If the system is on, make sure at least 4 other power supplies are working by confirming the IN
and OUT LEDs are lit green:
Note: If insufficient PSUs are present and working, power off the system.
2.
Unplug the power cord from the failed power supply. Refer to
information.
3.3. Preparing the Power Supply for Replacement
NVIDIA DGX H100 Service Manual
Locking Power Cords
for more
15
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