Lenovo System x3650 M5 - Page 23

(~25°C)thedewpoint(-12°C)representstheminimummoisturelevel,whileaboveitrelativehumidity
(8%)istheminimum.
•Moisturelevelslowerthan0.5°C(32.9°F)dewpoint,butnotlower-10°C(14°F)dewpointor8%
relativehumidity,canbeacceptedifappropriatecontrolmeasuresareimplementedtolimitthe
generationofstaticelectricityonpersonnelandequipmentinthedatacenter.Allpersonneland
mobilefurnishingsandequipmentmustbeconnectedtogroundviaanappropriatestaticcontrol
system.Thefollowingitemsareconsideredtheminimumrequirements:
–Conductivematerials(conductiveflooring,conductivefootwearonallpersonnelthatgointothe
datacenter,allmobilefurnishingsandequipmentwillbemadeofconductiveorstaticdissipative
materials).
–Duringmaintenanceonanyhardware,aproperlyfunctioningwriststrapmustbeusedbyany
personnelwhocontactsITequipment.
•5°C/hr(41°F/hr)fordatacentersemployingtapedrivesand20°C/hr(68°F/hr)fordatacenters
employingdiskdrives.
•Chassisisremovedfromoriginalshippingcontainerandisinstalledbutnotinuse,forexample,
duringrepair,maintenance,orupgrade.
•Theequipmentacclimationperiodis1hourper20°C(68°F/hr)oftemperaturechangefromthe
shippingenvironmenttotheoperatingenvironment.
•Condensationisacceptable,butnotrain.
•Whentheambienttemperatureishigherthan36°C(96.8°F),135-wattand145-wattmicroprocessors
mightfaceperformancedegradationwhenoperatingaheavyworkload.
•Yourserversupportstheactivegraphicsprocessingunit(GPU)only.TosupporttheGPU,observe
thefollowingsystemrequirements:
ChassisGPUwattage
Ambient
temperature
CPUwattage
Fantype
3.5-inch-drive
chassis
Notexceed240
watt
Notexceed35°C
(95°F)
Nospecial
requirement
Single-rotor
3.5-inch-drive
chassis
Above240watt
Notexceed30°C
(86°F)
For300-wattIntel
PhiGPU(supported
in3.5-inch-drive
chassisonly),the
CPUwattagemust
notexceed120
watt.
Single-rotor
3.5-inch-drive
chassis
Above240watt
Above30°C(86°F)
Nospecial
requirement
Dual-rotor
2.5-inch-drive
chassis
Notexceed300
watt
Notexceed35°C
(95°F)
Nospecial
requirement
Single-rotor
TheNVIDIAQuadroM600024GBGPUacceleratorissupportedonlyineight3.5-inch-driveorsixteen
2.5-inch-drivemodels.Theambienttemperaturemustnotexceed27°C(80.6°F)andtheredundant
fanfunctionisnotsupportedduetothermallimitation.
•TosupportIOacceleratoradapters,observethefollowingrequirements:
Chassis
AmbienttemperatureFantype
3.5-inch-drivechassis
Notexceed30°C(86°F)Single-rotor
3.5-inch-drivechassis
Above30°C(86°F)
Dual-rotor
2.5-inch-drivechassis
Notexceed35°C(95°F)Single-rotor
Chapter1.TheSystemx3650M5server11