Sun System Handbook - ISO 3.4 June 2011 Internal/Partner Edition | |||
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Solution Type Problem Resolution Sure Solution 1011565.1 : Fans in an M4000 are showing "High speed"
PreviouslyPublishedAs 215873
Applies to:Sun SPARC Enterprise M4000 ServerAll Platforms SymptomsWhen looking at snapshot data or the output of showenvironment Fan on the XSCF, the fans are showing high speed:CauseThe following output is an example of a missing fan entry in showenvironment.XSCF> showenvironment Fan FAN_A#0:High speed FAN_A#0: 5246rpm FAN_A#1:High speed FAN_A#1: 5640rpm FAN_B#0:Full speed FAN_B#0: 13270rpm PSU#0 PSU#0:High speed PSU#0: 5818rpm PSU#0: 5720rpm PSU#1 PSU#1:High speed PSU#1: 5625rpm PSU#1: 5625rpm This is an example of a faulted fan in showhardconf. XSCF> showhardconf SPARC Enterprise M5000; + Serial:BE80601000; Operator_Panel_Switch:Locked; + Power_Supply_System:Single; SCF-ID:XSCF#0; + System_Power:On; Domain#0 Domain_Status:Running; ............ PSU#0 Status:Normal; Serial:0017527-0646061299; + FRU-Part-Number:CF00300-1898 0350 /300-1898-03-50; + Power_Status:On; AC:200 V; PSU#1 Status:Normal; Serial:0017527-0646061298; + FRU-Part-Number:CF00300-1898 0350 /300-1898-03-50; + Power_Status:On; AC:200 V; FAN_A#0 Status:Normal; * FAN_A#1 Status:Faulted; FANBP_B Status:Normal; Ver:0101h; Serial:; + FRU-Part-Number:CA06629-D051 001AA; FAN_B#0 Status:Normal; FAN_B#1 Status:Normal; SolutionPerform the following actions for the previously stated issues.In the case of a missing fan a Field Engineer should reseat the fan module. A faulted module should be investigated using showlogs error, showlogs monitor, and fmdump -v. If the fan module is faulty then a Field Engineer should replace the faulty component. Messages resembling: xscf#0 Alarm: FAN_B#1:SCF:Unit detected unexpectedlyare usually due to improper installation or removal of modules. In this instance the fault should be cleared and the module returned to service. @ Internal Comments To see the fan layout/location, refer to the System Handbook OPL, M4000, fans, environment, XSCFU Previously Published As 91244 Attachments This solution has no attachment |
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