软件风险分析报告(最后)

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1、SoftwareriskmanagementFileDoc.MC0188F-SW-RMFSoftwareRiskManagementFileInMC0188F1.RiskManagementSummary1.1SoftwareFaultsHazardRiskreduction(BeforeactionRiskreductionactionRiskreduction(afteraction)AcceptableLevelofRiskThedevicemaynotcarryourautopoweroffprocessafteroperationforalongtime(more

2、than25mins).使用过程中，有可能会出现码率25分钟后不自动关机现象S4P4RTheICisequippedwithdualautomatictimingfunction.Ifthereareanyerrorsinoneofthetimingfunctions,theremainingtimingfunctionwillworkproperlyforautopoweroffprocess.IC内部设有双重自动计时功能，如果其中一个计时功能出错，另一个计时功能还在正常工作，可正确计时关机S1P1AACCDuringuse,operationfaultsmaycause

3、buttonsoutoforderorinerror.在使用过程中，因操作失误有可能会出现按键无功能或出错现象S3P4RTheICisequippedwithautomaticerrorcorrectionfunctionandeverybuttonwithoperationdelayfunction.Ifoperationfaultiscausedbycontinuous/multiplepressingbuttons,thesystemwilljustifyasinvalidinputforoperationfaultduringdelaytime.IC内部设有自动纠错

4、程序，每一个按键设有操作延时功能，如操作失误连续按或多次按时，在延时时间内错误操作无效S1P1AACCWhenthedeviceencounterspowerfailureduringuse,itmaynotworkproperlyafterstartagain.在使用过程中，如遇供电异常，可能会造成再次开机无法工作S4P5RThehardwarecircuitisquippedwithlargecapacityvoltagestoragedevice,whichcanletICstopworkinguntildelayedtosafetime.PleaserefertoE

5、MCtestreport(Ref.GZ10071005-1).在硬件电路上设有大容量电压贮存器，可让IC延迟到安全时间内停止工作，可见EMC测试报告。编号：S1P1AACCWhenchangingprogram,theoutputintensitymaynotreturnedtozerolevel.在使用过程中，模式转换时，有可能会出现输出强度不归零情况S2P2RTheIChastheresetprocessonintensitylevelduringprogramchangedandsynchronousprocessortoprogramchange.Whenthepr

6、ogramischanged,theintensitylevelwillreturntozero.Inthecasefortheintensityisnotreturnedto00,thetotaloutputvoltagewillnotcauseanyinjurytopatientathighestintensityandthevalueofsquarerootofS1P1AACCotherstaffoftheCentre.Duringthewar,ZhuwastransferredbacktoJiangxi,andDirectorofthenewOfficeinJing

7、dezhen,JiangxiCommitteeSecretary.Startingin1939servedasrecorderoftheWestNorthOrganization,SecretaryoftheSpecialCommitteeAfterthevictoryofthelongMarch,hehasbeentheNorthwestOfficeoftheFederationofStateenterprisesMinister,ShenmufuguSARmissions,DirectorofNingxiaCo