Crossword clues for Systems. 5 letters:PLUTODemoted object in the solar systemETHOSBelief systemTAEBOPopular workout systemMAINSWater systemTELEXOutmoded communications systemALICEDilbert engineer whose "cardiovascular system is basically coffee"CSPANGovt. address system?ATARIMaker of the 2600 video-game systemSICKOControversial 2007 documentary about the American health care systemALARMSecurity system partTENETBelief system componentGLYPHSymbol in an old writing systemDRONEBit of modern technology banned from general use in the US National Park systemISAACFirst name of an author with works in nine of the ten Dewey Decimal System categoriesATARIReleaser of the VCS game system in 2020ETHOSCultural value systemSHELFWall-system partMSDOSPC operating system choiceTAEBOFitness system developed by Billy BlanksATARICompany that made the 7800 game systemTCELLPart of the immune systemTAEBOFitness system endorsed by Billy BlanksSOUNDWith 50-Down, vehicle with a PA systemTAEBOExercise system developed by Billy BlanksGE2KEBecome conscious of systemic societal problemsTAEBOWorkout system marketed by Billy BlanksTELEXPre-fax communications systemCASTESocial system sectorUBAHNBerlin's subway systemNODESLymphatic system partsULCERDigestive-system maladyTCELLImmune system lymphocyteTCELLImmune system elementTCELLImmune-system first responderTSLOTPart of a bandsaw's support systemKAZAAOld file-sharing system that was basically 50/50 whether a file was a song or a crippling virusDEWEYLibrary system pioneerHONORIt's good to follow a system of itLORANRadio-based navigation systemXAXISIt's horizontal in a Cartesian coordinate systemRADARWeather systemCREDOSystem of beliefsTAEBOBilly Blanks's fitness systemMARTAAtlanta's public transit systemAREGOAll systems __FADERAuto sound-system controlLORANShip's guidance systemNORADEarly warning system for the U.S. and CanadaSERVOElectronic control system, brieflyDOGMASystem of principles