Reference InformationService Manual 6-2 Samsung Electronics6.2 Acronyms and AbbreviationsThe table below explains abbreviations used in this service manual.The contents of this service manual are declared with abbreviations in many parts. Please refer to thetable.6.2.1 AcronymsABS Automatic Background Suppression(akind of copy feature)APF Automatic Paper Feeder(Tray)BOOTP BOOTSTRAP PROTOCOLCCD Charged Coupled DeviceCIS Contact Image SensorCPM Copies Per MinuteCP Control Panel(= OPE)CQ Copy QualityCRU Customer Replaceable UnitCRUM CRU MemoryCW Center WareCWDP Center Ware Device DiscoverySoftware(Samsung equivalent ofSamsung’s SyncThru)CWIS Center Ware Internet ServicesDADF Duplex Auto Document Feeder(= DADH)DC Direct ConnectDDNS Dynamic Domain Name SystemDHCP Dynamic Host Configuration ProtocolDLC Data Link ControlDNS Domain Name SystemECM Error Correction ModeECP Enhanced Capability Porte-Coil Extended Coil technology forRapid(Fast) Fusing.EH&S Samsung Environment, Health,& SaftyESMTP Extended Simple Mail Transfer ProtocolEP Electro PhotographyEPC Electric Pre-CollationFCOT First Copy Out TimeFDI Foreign Device InterfaceFIA Foreign Interface AttachmentFRU Field Replaceable UnitFPOT First Print Out TimeGW GateWayHH High Temperature, High Humidity(Testing Chamber conditions)HPVC Halftone Printing Video Controller in theSPGPm (Graphic Processor for Copy)IDC International Data Corp.IMAP Internet Message Access ProtocolIPP Internet Printing ProtocolsIPM Images Per MinutesIPX Internetwork Packet ExchangeIQ Image QualityITU International Telecommunication UnionJBIG Joint Binary Image Group(a kind of image data coding method)JPEG Joint Photographic Expert Group(a kind of image data coding method)LCD Liquid Crystal DisplayLEF Long Edge FeedingLL Low Temperature, Low Humidity(Testing Chamber conditions)LPR/LPD Line Printer Daemon Protocols(LPR is a TCP-based protocol)LSU Laser Scanning UnitLUI Local User InterfaceMCBF Mean Copy Between FailureMDSP Multiple Document Single PrintoutMFP Multi-Functional ProductMH Modified Huffman(a kind of image data coding method)