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Displaying Power Supply Information
How Can I Determine Whether the Power Supply Status Is Abnormal?
The power supply status is abnormal in either of the following situations:
- Run the display power command to view the power supply status. If the State field displays NotSupply, the power module does not supply power. Check whether the power module is installed properly and whether the power switch is turned on.
<HUAWEI> display power ------------------------------------------------------------ Slot PowerID Online Mode State Power(W) ------------------------------------------------------------ 0 PWR1 Present AC Supply 150.00 0 PWR2 Present AC NotSupply 150.00 Run the display device command to view the power supply status. If the Status field displays Abnormal, the power supply status is abnormal. You can run the display trapbuffer command to check whether there are any power supply alarms.
<HUAWEI> display device S5720-56C-PWR-EI-AC's Device status: Slot Sub Type Online Power Register Status Role ------------------------------------------------------------------------------- 0 - S5720-56C-EI Present PowerOn Registered Normal Standby 1 ES5D21X02S01 Present PowerOn Registered Normal NA PWR1 POWER Present PowerOn Registered Normal NA PWR2 POWER Present PowerOn Registered Abnormal NA FAN1 FAN Present PowerOn Registered Normal NAPower supply alarms are as follows:
SRM_1.3.6.1.4.1.2011.5.25.129.2.1.9 hwEntityInvalid 67966 //The power module is not powered on or has no electronic label loaded. SRM/3/POWERFAULT:OID [oid] Power is abnormal.( EntityPhysicalIndex=[INTEGER], BaseTrapSeverity=[INTEGER], BaseTrapProbableCause =[INTEGER], BaseTrapEventType=[INTEGER], EntPhysicalContainedIn=[INTEGER], EntPhysicalName=[OCTET], RelativeResource="[OCTET]", ReasonDescription="[OCTET]")
ENTITYTRAP_1.3.6.1.4.1.2011.5.25.219.2.5.5 hwPowerInvalid //The power module is abnormal. Entitytrap/1/POWERINVALID(t):OID [oid] Power supply is unavailable for some reason.(Index=[INTEGER], EntityPhysicalIndex=[INTEGER], PhysicalName=\"[OCTET]\", EntityTrapFaultID=[INTEGER])
For details about how to troubleshoot an abnormal power supply, see "Power Supply Faults" in the Troubleshooting - Hardware Troubleshooting.
How Can I Determine Whether a Power Module Is AC or DC?
Run the display power command to view power supply information.
In the Mode field, AC indicates that the power module
is an AC power module, and DC indicates that the power module
is a DC power module.
<HUAWEI> display power
------------------------------------------------------------
Slot PowerID Online Mode State Power(W)
------------------------------------------------------------
0 PWRI Present AC Supply 500.00
0 PWRII Absent - - -
How Can I View the Power Information of Power Modules?
Run the display power command to view the rated power of power modules.
<HUAWEI> display power
------------------------------------------------------------
Slot PowerID Online Mode State Power(W)
------------------------------------------------------------
0 PWR1 Present AC Supply 150.00