Reference informationService Manual 6-3 Samsung ElectronicsMIB Management Information BaseMIME Multipurpose Internet Mail ExtensionsMR Modified Read(a kind of image data coding method)MMR Modified and Modified Read(a kind of image data coding method)MN std Multi-National StandardMSOK Master SOK(System Operation Key)MSO Mixed Size OriginalMP Multi PurposeMPBF Mean Print Between FailureMSI Multi Sheet InputMTBF Mean Time Between FailureMTTR Mean Time To RepairNCP Network Control ProtocolNIC Network Interface CardNOS Network Operating SystemNN Normal Temperature, Normal Humidity(Testing Chamber conditions)NSDR Non-Shut Down Rate(=USDR)NW NetworkOD Optical DensityOHD On Hook DialOSOK Optional SOK(System Operation Key)OP Operational ProcedurePCL Printer Control LanguagePDF (Adobe) Portable Document FormatPPM Pages Per MinutesPQ Print QualityPS/3 PostScript Level-3PVC Printing Video Controller in theSPGPm(Graphic Processor for Printer)QCD Quality, Cost, and DeliveryRCP Remote Control PanelRT-OS Real Time Operating SystemRX ReceiveS2E Scan-To-EmailSAD Solid Area DensitySC Service CallSCF Second Cassette FeederSDSP Single Document Single PrintoutSDMP Single Document Multiple PrintoutSDR Shut Down RateSEF Short Edge FeedingSIR Sacrified(or Standard) Image ReferenceSOK System Operation KeysRGB Standard RGB(Color Coordinate System)SNMP Simple Network Management ProtocolTCP/IP Transmission Control Protocol/InternetProtocolTBC(or tbc) To Be ConfirmedTBD(or tbd) To Be DeterminedTIFF (Adobe & Aldus) Tagged Image FileFormatTRIM Technical Retrofit Interim MaintenanceTTM Time to MarketTX TransmitUI User InterfaceUMC Unit Manufacturing CostUMR Unscheduled Maintenance RatioUPnP Universal Plug and PlayUSB Universal Serial BusUSDR Un-Shut Down Rate(=NSDR)XCMI Samsung’s Management InformationBaseWA Warranty ActionW x D x H Width x Depth x Height