Term InformationHt HeightIDE Integrated Drive ElectronicsIC Integrated CircuitIEEE Institute of Electrical and Electronics EngineersIEC International Electrotechnical CommissionIML Initial Machine LoadIPL Initial Program LoadISA Industry Standard ArchitectureISO International Organization for StandardizationISDN Integrated-Services Digital NetworkLAN Local Area NetworkLBA Local Block AddressLTB Local Transfer BusLUN Logical Unit Number (refer to SCSI)MAP Maintenance Analysis ProcedureMCGA Modified Color Graphics AdapterMCA Micro Channel Architecture (bus structure)MHz Mega Hertz (million cycles per second)MIDI Musical Instrument Digital InterfaceMM MultimediaN/A Not Available or Not ApplicableNDD National Distribution DivisionNDIS Network Driver Interface SpecificationNMI Non-Maskable InterruptNSC National Support CenterNVRAM Non-Volatile Random Access MemoryOEM Original Equipment ManufacturerPCI Peripheral Component InterconnectPCMCIA Personal Computer Memory Card International AssociationPOS Programmable Option SelectPUN Physical Unit Number (refer to SCSI)RAID Redundant Array of Inexpensive DisksRAM Random Access Memory (read/write)RGB Red Green Blue (refer to monitors)RIPL Remote Initial Program LoadROM Read-Only MemorySASD Sequential Access Storage Device (Tape)SCB Subsystem Control BlockSCSI Small Computer Systems InterfaceSCSI ID SCSI Identification NumberSPD Software Product Description112 Hardware Maintenance Manual