Beckhoff CX25000031 User Manual download pdf (Page 20)

Commissioning/Configuration

4 Commissioning/Configuration

4.1 Switchingonandoff

Switchingon

ThepowersupplyforthebasicCPUmodulecomesfromthepowersupplyunit.ThebasicCPUmodule

startsautomaticallywhenthepowersupplyunitisconnectedtothemains.

Switchingonforthefirsttime

WhenyouswitchonthePCforthefirsttime,thepreinstalledoperatingsystem(optional)willbestarted.

Switchingoff

TheEmbeddedPCswitchesoffwhenthepowersupplyunitisswitchedoff.Thecontrolsoftwaretypically

runningonEmbeddedPCsshouldbeshutdownorstoppedcorrectly.Auserwhomaynotclosesoftware

mayalsonotswitchtheEmbeddedPCoff,sincedatacanbelostfromtheharddiskbyswitchingoffwhile

softwareisrunning.

Oncethesoftwarehasbeenstopped,theoperatingsystemcanbeshutdown.Onlythenshouldthepower

supplybeinterrupted.

CX2500003120 Version1.1

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Beckhoff CX2500­0031 User Manual Page 20