Crossword clues for Systems. 5 letters:MERIT___ system, opposed to spoils system.DCUPSSupport systems for some headlightsHASNTOwns a more robust Windows operating systemASCIIPC character systemAORTACirculatory system partDCUPSRack's support systemsMSDOS___ Mobile (Microsoft operating system announced on April 1, 2015)TAXISLine in a grid systemSEPTAPhilly mass transit systemTAEBOWorkout system involving martial artsMETROParisian systemTAEBOHybrid fitness system popular in the '90sETHICSystem of moral valuesPILOTAutomatic __ (navigation system)GREEKType of campus systemMERITKind of pay or systemANDESAconcagua's mountain systemATARIMaker of the Lynx and Jaguar systemsBCELLImmune system fighterDUCTSVentilation system partsANSELZone System photographer AdamsATESTThis is ___ of the emergency broadcast system ...GAMEDRigged, as the systemTCELLTiny part of the immune systemETHICSystem of principlesETHICMoral systemETHICValue systemETHOSBasic belief systemIBARSSupport system?CISCO___ Systems: networking giantDOGMABeliever's systemCREDOA system of beliefSTENOGregg system expertSTENOPitman system expertPEROTElectronic Data Systems founderAORTAPart of the circulatory systemRADARControl-tower systemPENALRelated to the criminal-justice systemSONARUnderwater detection systemRADARPalindromic detection systemZAXISLine in a 3-D systemAREGOAll systems ___!LORANShipboard navigation systemLORANNavigation systemSERVOControl systemLORANLong-range navigational systemXYLEMPart of a plant systemUBAHNVienna subway systemATARIVideo game system referenced in a "Stranger Things" episodeNUTRISystem start-up?