User guide
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NT3X16BB Stratum 2.5 Clock Board (MD)
NT3X17AA Network Inc Xpoint (MD)
NT3X18AA Network Out Xpoint (MD)
NT3X19AA Network Speech I/F (MD)
NT3X20AA Network Test Access (MD)
NT3X21AA Network Bus I/F (MD)
NT3X22AA Network I/O I/F (MD)
NT3X22AB Network I/O I/F (MD)
NT3X23AA Network I/O Processor (MD)
NT3X23AB Network Signaling (MD)
NT3X23AD Ntwk X-Point Controller (MD)
NT3X24AA Network Clock (MD)
NT3X25AA Equipment Shelf Assembly
NT3X25BA Terminal Block Assembly
NT3X25BB Terminal Block Assembly
NT3X31AA Program Store Module
NT3X31AB Call Data Store Module
NT3X31AC Connectorized Data Store
NT3X31AD (1MW) Program Store Shelf
NT3X31AE (1MW) Data Store Shelf
NT3X31AF (1MW) Connectorized Data
NT3X32AA 1M Word Program Store
NT3X32AB 1M Word Data Store Shelf
NT3X32AC 1M Word Conn. Data Store
NT3X32BA 1M Word Program Store
NT3X32BB 1M Word Data Store Shelf
NT3X32BC 1M Word Conn. Data Store
NT3X32DA 4M Word Data Store Shelf
NT3X32DB 4M Word Connector Data
NT3X33AA Line Traffic Simulator (MD)
NT3X34AA Sgl Ended Mem Bus Tm (MD)
NT3X35AB Differential Memory Bus (MD)
NT3X36AB Differential Memory Bus (MD)
NT3X36AC Differential Memory Bus (MD)
NT3X36BB Differential Memory Bus (MD)
NT3X36BC Differential Memory Bus (MD)
NT3X37AA Single Ended Mem Bus (MD)
NT3X37AC Single Ended Bus I/F (MD)
NT3X37BA Single Ended Mem Bus (MD)
NT3X37BC Single Ended Mem Bus (MD)
NT3X38AA Memory Controller (MD)
NT3X39AA 16K MOS Memory (MD)
NT3X40AA 64K MOS Memory CP (MD)
NT3X40BA 64K MOS Memory CP (MD)
NT3X41AA Central Processor & Mem
NT3X41BA Processor/Memory Shelf
NT3X41DA Central Processor & Mem
NT3X42AA 1M Word Mem Cont CP (MD)
NT3X42BA 1M Word Mem Cont CP (MD)
NT3X4302 (1MW) Mem Backpanel (MD)
NT3X4303 Processor Backpanel (MD)
NT3X4304 CMC/IOC Backpanel (MD)
NT3X4307 PS Controller Backpanel (MD)
NT3X4309 16MW Memory BP Term(MD)
NT3X45AA CC Frame (MD)
NT3X45AB Memory Extension Frm (MD)
NT3X45AX Program Store Memory (MD)
NT3X45CA Central Control Frame (MD)
NT3X45CB Memory Extension Frm (MD)
NT3X45DA Central Control Frame (MD)
NT3X45DB Memory Extension Frm (MD)
NT3X45DC Firmware Changes (MD)
NT3X45DD Central Processor (MD)
NT3X45DE Prog Store Mixed Mem (MD)
NT3X45DF Prog Store Mixed Mem (MD)
NT3X45DG Prog Store Mixed Mem (MD)
NT3X45DH Data Store Mixed Mem (MD)
NT3X45DJ Data Store Expansion (MD)
NT3X45DK Firmware Changes (MD)
NT3X45DL Firmware Changes (MD)
NT3X45DM Firmware Changes (MD)
NT3X45DN CPM Prog Store Incr (MD)
NT3X45DP CPM Prog Store Incr (MD)
NT3X45DQ Program Store Exp (MD)
NT3X45DR CPM Prog Store Incr (MD)
NT3X45EA Central Control Frm (MD)
NT3X45EW Central Control Frn (MD)
NT3X47AA RLM Message Cont (MD)
NT3X48AA RLM T1 Line Card (MD)
NT3X49AA RLM Ext. Mem. CP (MD)
NT3X51AA RLM Service Shelf (MD)
NT3X65AA Echo Suppression CP (MD)
NT3X67AA 6 Pty Conf Circuit CP (MD)
NT3X67BA 6 Pty A-Law Conf CP (MD)
NT3X67BB 6 Pty A-Law Conf CP (MD)
NT3X68AA Perm Sig, Conf Tone (MD)
NT3X68AB Multifrequency Dual Tone
NT3X68AC Autovon Tone Gen (MD)
NT3X68BA PS & Conf Tone Gen (UK)
NT3X68BB MF Dual Tone Gen (UK)
NT3X68BC Call Waiting Tone Gen (UK)
NT3X70AA Network Crosspoint CP (MD)
NT3X70AB Network Crosspoint Plus (MD)
NT3X70BA Network Xpoint A-law (MD)
NT3X71AA Network Test Code CP (MD)
NT3X72AA Network Serial Port (MD)
NT3X72AB Ntwk Serial Port I/F
NT3X73AA Network Serial-Parallel (MD)
NT3X74AA Network Control Proc. (MD)
NT3X74AB Ntwk Control Proc CP (MD)
NT3X74BA Network Control Proc. (MD)
NT3X74BB SN Netw. Cont. Proc. (MD)
NT3X75AA Network P-side Message (MD)
NT3X75AB Ntwk P-side Msg Proc (MD)
NT3X75BA Network P-side Msg. (MD)
NT3X75BB Ntwk P-side Msg Proc. (MD)
NT3X76AA Network Clock CP (MD)
NT3X76AB Network Clock CP (MD)
NT3X76AC Network Clock CP
NT3X82AA OAU Dead System (MD)
NT3X82AB OAU Dead System (MD)
NT3X82AC OAU Dead System (MD)
NT3X82AD OAU Dead System (MD)
NT3X82AE OAU Dead System (MD)
NT3X82AF OAU Dead System (MD)
NT3X82AH OAU Dead System (MD Y2K)
NT3X82AJ OAU Dead System (MD Y2K)
NT3X82AK 60 Volt Office Alm (MD Y2K)
NT3X82BA LP Alm Dead Sys w/Aud Alm
NT3X83AA OAU Alarm Transfer (MD)
NT3X83BA OAU Alarm Transfer (MD)
NT3X83AC OAU Alm Transfer CP (MD)
NT3X83AD 60 Volt Ofc Alm Xfer (MD)
NT3X83BA 60V Ofc Alarm Transfer CP
NT3X84AA OAU Alm Sender CP (MD)
NT3X84AB OAU Alarm Sender CP (MD)
NT3X85AA OAU Alm Grp’ing CP (MD)
NT3X85AB OAU Alm Grouping CP (MD)
NT3X86AA Network Parallel-Serial (MD)
NT3X89AA Alarm Cross Connect Shelf
NT3X89AB Alm Xconnect Shelf (MD Y2K)
NT3X89CA Alm Xconnect Pan (MD Y2K)
NT3X89EA Alarm Cross Connect Panel
NT3X90AA Cooling Inverter Unit
NT3X90AB Cooling Inverter Unit Fan
NT3X90AC DC Fan Cooling Unit
NT3X91AA Rem. Ofc Test Line CP (MD)
NT3X93AA 256 KW MOSS Mem CP (MD)
NT3X94AA 4MW Mem Control CP (MD)
NT3X94AB 4MW Mem Control CP (MD)
NT3X95AA Stratum II Oscillator
NT3X95BA Rem Osc ECOR Sh. Unit Assm
NT3X95BB Stratum 2.5 ISG Sh Assy (MD)
NT3X9507 Stratum 2.5 Oscillator
NT4G08AA SCSI 9 Track Tape Drive
NT4G14BA LAN Link SRU
NT4G14BB Small Rem. Unit CO LAN Lk.
NT4G14DA SRU LAN Link (FCC Enh)
NT4G14DB SRU, CO, LAN Lk (FCC Enh)
NT4G16EE SRU Primary Processor
NT4G16EF SRU, CO, Primary Processor
NT4G16GA Primary Processor 4M SR
NT4G16HA Primary Processor 5M SR
NT4G16NA SRU, 68020 Primary Proc
NT4G19EA Power Supply SRU
NT4G19FA Power Supply SRU 1/4"
NT4G20FA Storage Unit 80M SRU
NT4G20FB Disk Drive
NT4G20GA Storage Unit 350M SRU
NT4G20HA Storage Unit 170M SRU
NT4G20JA Storage Unit 350M SCSI
NT4G20LA SRU Storage Disk/Tape SC
NT4G20LC SRU, CO, 80 MB Dsk/QIC-150
NT4G20PA SRU 160MB Disk
NT4G20QA SRU 160MB Disk/QIT/150
NT4G20QB SRU 160MB Disk/Tape
NT4G20SA SRU Storage 350M SAS1 1
NT4G20TA SRU Storage 350M SAS1 1
NT4G20VA SRU1/4 160MB Disk/QIC-150
NT4G21AA Q1C Tape SRU
NT4G22DA SRU, Network Service
NT4G23BA Digital Trunk Link
NT4G23EA SRU Digital Trunk Link
NT4G24DA SRU Conferencing Circuit
NT4G25CA SRU (Application Processor)
NT4G25CD SRU (Application Processor)
NT4G25DA SRU (Application Processor)
NT4G25EA SRU Application 7 MB
NT4G25GA Applications Processor
NT4G26BA File Processor, SASI SRU
NT4G26BC File Proc., SASI SRU 5
NT4G26CA File Processor, SCSI 6 (MD)
NT4G26CB SRU File Processor 68010
NT4G26JA SRU, 68020 Primary Proc
NT4G27BA SRU Voice Interface
NT4G40BA Horz. Jumper Unit (MD)
NT4G40CA Jumper, Horizontal Unit 1
NT4G41BA Vertical Jumper Unit
NT4G42BA Input Jumper Unit
NT4G42CA Input Jumper Unit
NT4G46BA LAN Interface Unit (A&M’d)
NT4G46BD IBM PC LAN Kit
NT4G46CA LAN Interface Unit
NT4G49CA SRU Digital Tine Receiver
NT4G50DA -48V/32V Converter SRU
NT4G50FA SRU CO -48V/32V Pwr Conv
NT4G50FB CO -48/32V Power Converter
NT4G53FA Rack Mount DVS (Mod)
NT4G54AA Campus Area Network SRU
NT4G54BA SRU, CO, Local DATAN
NT4G60AA DS-30 Link, SRU
NT4G60BA DS-30 Link, SRU
NT4K90FA AN10 Software Load
NT4X00AA Disk Drive Unit 14 in (EOL)
NT4X00AB Disk Drive Unit 14 in (EOL)
NT4X00AC Disk Drive Unit 8 in (EOL)
NT4X00AG Disk Drive Unit 5.25 in (EOL)
NT4X01BA TOPS Ver. 04 BOI Cnt (MD)
NT4X08AA Attendant Console 1200b (MD)
NT4X08AB Attendant Console 1200 Baud
NT4X08BB Attendant Console 1200b (MD)
NT4X09AA Attendant Console
NT4X09AB Attendant Console Main Unit
NT4X09AE Attendant Console (Engl)
NT4X09AG Attendant Console -1200
NT4X09BB Meridian Attendant Console
NT4X10AC Attendant Console (MD)
NT4X13AA Keylamp Driver (MD)
NT4X14AA Keylamp LED (MD)
NT4X15AA Keylamp Display (MD)
NT4X21AA P-phone Basic Main Set CP
NT4X21AB P-phone Main Set Display
NT4X21AG P-phone Main Set Disp (MD)
NT4X23AA DTU Dig. Test Unit CP (MD)