Division 234: 4ESS

Section Date Issue Size Title
234-000-0001999-08-0170316.55 KBNumerical Index - Division 234 - 4ESS Switch
234-000-0002000-08-0173117.11 KBNumerical Index - Division 234 - 4ESS Switch
234-000-0052000-06-0134196.63 KB4ESS Switch - Interdivisional Numerical Index
234-000-0052001-11-0135119.32 KB4ESS Switch - Interdivisional Numerical Index
234-000-0102000-06-0110207.34 KB4ESS Switch - Generic Retrofit Index
234-000-0102001-11-0111133.96 KB4ESS Switch - Generic Retrofit Index
234-000-0151999-07-014628.31 KB4ESS Switch - Recommended Documentation for New Offices
234-010-100 1999-08-011999-08-0123.23 MBTranslation Guide - 4ESS-2000 Switch - TG-4
234-010-100 1999-09-011999-09-01270.13 MBTranslation Guide - 4ESS-2000 Switch - TG-4
234-010-100AC 2001-09-012001-09-016.66 MBTranslation Guide - 4ESS-2000 Switch - TG-4 (Proprietary)
234-010-1319.4203.73 KB4ESS/APS Switch Input Reference Guide
234-010-1321.8305.97 KB4ESS Switch 1B Processor Input Reference Guide
234-010-2051979-11-0112.95 MBProgram Address Interpretation Guide - Description - No. 4 Electronic Switching System
234-010-3152001-09-01224.84 MB4ESS Switch - Domestic Call-Irregularity Maintenance Reference Handbook - 4E27 Generic
234-090-004AC1990-08-0112.54 MBInternational Services and Capabilities Feature Document - 4ESS Switch
234-090-005AC1990-11-0111.74 MBNetwork Interconnect Phase 2 - Common Channel Signaling Number 7 - Integrated Services Digital Network - User Part - Feature Document - 4ESS Switch
234-090-0131997-06-011643.32 KB4ESS Switch - Signaling System 7 - User's Guide
234-090-020AC1997-04-0113.92 MB4ESS Switch - Number Portability - User's Guide
234-090-0501997-03-0119.78 MB4ESS-2000 Switch 4E22 Generic Transition Document
234-090-0511998-02-011760.92 KB4ESS-2000 Switch 4E23 Generic Transition Document
234-090-0511998-07-0121.65 MB4ESS-2000 Switch 4E23 Generic Transition Document
234-090-0521998-12-0111.08 MB4ESS-2000 Switch 4E24 Generic Transition Document for LEC
234-090-1151993-06-0124.71 MBLEC 4ESS Switch PRI Services and Implementation Manual
234-090-163AC1992-06-0115.06 MB4ESS Switch - Product Release Document 4E16 Release 3 Generic
234-090-171AC1992-09-01112.15 MB4ESS Switch - Product Release Document 4E17 Release 1 Generic
234-090-172AC1993-04-01111.23 MB4ESS Switch - Product Release Document 4E17 Release 2 Generic
234-090-173AC1993-07-01124.33 MB4ESS Switch - Product Release Document 4E17 Release 3 Generic
234-090-182AC1994-04-01113.06 MB4ESS Switch - Product Release Document 4E18/4E19 Release 2 Generic
234-090-183AC1994-07-0119.65 MB4ESS Switch - Product Release Document 4E18/4E19 Release 3 Generic
234-090-202AC1995-04-0117.54 MB4ESS Switch - Product Release Document 4E20 Release 2 Generic
234-090-203AC1995-07-0119.87 MB4ESS Switch - Product Release Document 4E20 Release 3 Generic
234-090-211AC1996-01-0112.00 MB4ESS Switch - Product Release Document 4E21 Release 1 Generic
234-090-213AC1996-06-0112.04 MB4ESS Switch - Product Release Document 4E21 Release 3 Generic
234-090-214AC1996-09-0112.19 MB4ESS Switch - Product Release Document 4E21 Release 4 Generic
234-090-221AC1997-01-0112.06 MB4ESS Switch - Product Release Document 4E22 Release 1 Generic
234-090-2241997-09-011431.36 KB4ESS Switch - Product Release Document 4ESS Release 4 Generic
234-090-224AC1997-09-0112.32 MB4ESS Switch - Product Release Document 4E22 Release 4 Generic
234-090-231AC1998-01-0112.28 MB4ESS Switch - Product Release Document 4E23 Release 1 Generic
234-090-232AC1998-04-0113.33 MB4ESS Switch - Product Release Document 4E23 Release 2 Generic
234-090-2331998-06-011348.97 KB4ESS Switch - Product Release Document 4E23 Release 3 Generic
234-090-233AC1998-06-0113.76 MB4ESS Switch - Product Release Document 4E23 Release 3 Generic
234-090-2341998-09-011640.28 KB4ESS Switch - Product Release Document 4E23 Release 4 Generic
234-090-241AC1999-01-0112.35 MB4ESS Switch - Product Release Document 4E24 Release 1 Generic
234-090-242AC1999-04-0115.49 MB4ESS Switch - Product Release Document 4E24 Release 2 Generic
234-090-242AC1999-04-011R184.92 KB4ESS Switch - Product Release Document 4E24 Release 2 Generic
234-090-243AC1999-10-0121.95 MB4ESS Switch - Product Release Document 4E24 Release 3 Generic
234-090-251AC1999-10-0111.92 MB4ESS Switch - Product Release Document 4E25 Release 1 Generic
234-090-251AC1999-10-011R1270.85 KB4ESS Switch - Product Release Document 4E25 Release 1 Generic
234-090-252AC2000-01-01120.99 KB4E25R2 Generic Cancellation Notice
234-090-253AC2000-05-011951.29 KB4ESS Switch - Product Release Document 4E25 Release 3 Generic
234-090-254AC2000-07-011628.36 KB4ESS Switch - Product Release Document 4E25 Release 4 Generic
234-090-262AC2002-07-011.1524.55 KB4ESS Switch - Product Release Document 4E26 Release 2 Generic
234-090-271AC2001-09-011543.80 KB4ESS Switch - Product Release Document 4E27 Release 1 Generic
234-090-281AC2002-10-011716.01 KB4ESS Switch - Product Release Document 4E28 Release 1 Generic
234-090-5001998-10-0193.45 MB4ESS-2000 Switch - LEC Feature Handbook
234-097-025NP2002-03-01160.00 KBNetwork Planning Letter - 4ESS Switch 4E25 Generic - Features for Local Exchange Companies (LECs)
234-097-026NP2002-05-01267.20 KBNetwork Planning Letter - 4ESS Switch 4E26 Generic - Features for Local Exchange Companies (LECs)
234-100-0001999-03-01185.94 MB4ESS Switch - General Description
234-100-0211998-05-018667.56 KB4ESS Switch - Input/Output System - Description
234-100-1201998-03-01917.17 MB4ESS Switch - Common Channel Signaling Systems Common Network Interface (CNI) System Description Manual
234-100-120AC1998-03-0195.32 MB4ESS Switch - Common Channel Signaling Systems Common Network Interface (CNI) System Description Manual
234-100-130AC1999-01-0154.58 MB4ESS Switch - Service Circuit System (SCS) Description
234-100-2051993-05-01583.84 KBNetwork Services Complex (NSCX) - Application - 4ESS Switch
234-100-210AC1999-11-013369.03 KB4ESS Switch - Service Circuit System (SCS) Application
234-101-0151999-03-0191.51 MB4ESS Switch - Network Management Operating Guidelines Network Administration
234-110-1041979-10-012970.06 KBCommon Channel Interoffice Signaling - Continuity Check Transceiver Unit J4A010AC-1 - Description and Theory - No. 4 Electronic Switching System
234-110-1051979-10-0121.14 MBCommon Channel Interoffice Signaling - Continuity Check Transceiver and Loop-Around Test Unit J4A010AE-1 - Description and Theory - No. 4 Electronic Switching System
234-110-1611986-07-0111.18 MBPhased Announcement System - Theory - 4ESS Switch
234-112-0151996-06-014688.63 KB4ESS Switch - Digital Interface Frame-Export 1 (DIF-E1) - Description
234-151-0021989-12-0171.47 MB4ESS Switch - Maintenance Operations Center - Task Oriented Practice (TOP)
234-151-0031994-03-0191.20 MB4ESS Switch - 1A Processor Output Message Analysis (Audits, Interjects, and Interrupts) Maintenance - Task Oriented Practice
234-151-0111997-01-016565.06 KB4ESS Switch - Switching Network - Task Oriented Practice
234-151-0121997-12-016903.41 KB4ESS Switch - Time Slot Interchange (TSI) Frame Trouble-Clearing TOP Switching Network
234-151-012 A1999-11-01194.59 KB4ESS Switch - Time Slot Interchange (TSI) Frame Trouble-Clearing TOP Switching Network
234-151-0131995-12-0181.35 MB4ESS Switch - Switching Network Network Clock Frame (Network Clock and System Clock) - Task Oriented Practice
234-151-0151995-11-0151.33 MB4ESS Switch - Peripheral Unit Bus System - Task Oriented Practice
234-151-0221995-01-013175.64 KB4ESS Switch - Office Procedures After Loss of AC Power - Task Oriented Practice
234-151-0222002-05-014397.27 KB4ESS Switch - Office Procedures After Loss of AC Power - Task Oriented Practice
234-151-0311996-06-0171.02 MB4ESS Switch - Signal Processor 1 Terminal Interface Equipment - Task Oriented Practice
234-151-031 A2000-01-012220.39 KB4ESS Switch - Signal Processor 1 Terminal Interface Equipment - Task Oriented Practice
234-151-0321996-06-014783.45 KB4ESS Switch - Signal Processor 2 Terminal Interface Equipment - Task Oriented Practice
234-151-032 A2000-01-012229.39 KB4ESS Switch - Signal Processor 2 Terminal Interface Equipment - Task Oriented Practice
234-151-0411983-11-0143.90 MB4ESS Switch - Multifrequency Signaling Frame - Service Circuits & Trunk Test Facilities - TOPA
234-151-0431994-04-014286.06 KB4ESS Switch - Miscellaneous Frames A, B, and C - Service Circuits & Trunk Test Facilities - TOPA
234-151-0451984-01-015351.61 KB4ESS Switch - Digroup Terminal - Terminal Interface Equipment - Task Oriented Practice
234-151-0481991-08-0142.59 MBD4 Channel Bank Terminal Interface Equipment 4ESS Switch Application - TOPA
234-151-0551998-05-0181.13 MB4ESS Switch With 1B Processor Digital Interface Frame - Terminal Interface Equipment - TOPA
234-151-0601994-01-012317.24 KB4ESS Switch - Phased Announcement System Operating and Trouble Clearing Procedures - TOPA
234-151-077AC1999-06-0179.67 MB4ESS Switch - Service Circuit System (SCS) Maintenance
234-151-1201996-10-0181.72 MB4ESS Switch - Common Network Interface - TOPA
234-152-1821993-09-0111.42 MB4ESS Switch - Routing Changes - 4E18 Generic - Machine Administration Center - TOPA
234-152-1841994-01-011303.09 KB4ESS Switch - Traffic and Plant Measurements - 4E18/4E19 Generic Program - Machine Administration Center - TOPA
234-152-1871994-03-0111.34 MB4ESS Switch - CCS Circuit Order - Recent Changes - 4E18/4E19 Generic Programs - Machine Administration Center TOPA
234-152-1891994-03-011830.82 KB4ESS Switch - Non-CCS Circuit Order - Recent Changes - 4E18/4E19 Generic Programs - Machine Administration Center TOPA
234-152-2071995-01-0111.34 MB4ESS Switch - CCS Circuit Order - Recent Change - 4E20 Generic Program - Machine Administration Center TOPA
234-152-2081994-09-011366.72 KB4ESS Switch - Recent Change Update Library Process - 4E20 Generic - Machine Administration Center TOPA
234-152-2091995-01-011842.03 KB4ESS Switch - Non-CCS Circuit - Recent Change - 4E20 Generic Program - Machine Administration Center TOPA
234-153-0101992-09-0141.49 MB4ESS Switch - I/O, IOP, TUC, CS, ECS, and PS - Growth/Degrowth TOPA
234-153-011AC1998-01-012892.86 KB4ESS Switch - Alternate Signaling Transport Network - Growth TOPA
234-153-0201986-12-016939.67 KB4ESS Switch - Signal Processor 1 and Signal Processor 2 - Growth/Degrowth TOPA
234-153-0251997-08-0181.54 MB4ESS Switch - Attached Processor System - Growth TOPA
234-153-0301989-10-01101.83 MB4ESS Switch - DIF, VIF, DT, EST, and CCIS TGR - Growth/Degrowth TOPA
234-153-0401997-03-0181.50 MB4ESS Switch - MAS, PUC, TMS, and TSI - Growth/Degrowth TOPA
234-153-0501992-01-0161.01 MB4ESS Switch - NM, MF, ROTL, Alarms, ABC, Power Plants, CCT, 51A TPOS and RMS-D2 - Growth/Degrowth TOPA
234-153-0511980-12-011389.15 KB4ESS Switch - Equipment Growth - Remote Access Interface Circuit TOPA
234-153-0551998-09-0162.58 MB4ESS Switch - Common Network Interface - Growth/Degrowth TOPA
234-153-055AC2000-02-0181.96 MB4ESS Switch - Common Network Interface - Growth/Degrowth TOPA
234-153-055AC A2000-10-012204.35 KB4ESS Switch - Common Network Interface - Growth/Degrowth TOPA
234-153-0601995-12-0111.08 MB4ESS Switch - Service Circuit System (SCS) - Growth/Degrowth TOPA
234-153-060AC1998-09-0164.71 MB4ESS Switch - Service Circuit System (SCS) - Growth/Degrowth TOPA
234-153-060AC A1999-09-011191.09 KB4ESS Switch - Service Circuit System (SCS) - Growth/Degrowth TOPA
234-160-0191995-12-0112.27 MB4ESS Switch - 1B Processor - 4E18 to 4E19 Generic Retrofit TOPA
234-160-0201994-11-011605.82 KB4ESS Switch - 4E19 to 4E20 Generic Retrofit and 4E20 ODA Update TOPA
234-160-0211995-12-011621.32 KB4ESS Switch - 4E20 to 4E21 Generic Retrofit and 4E21 ODA Update TOPA
234-160-0221996-12-011616.04 KB4ESS Switch With 1B Processor - 4E21 to 4E22 Generic Retrofit and 4E22 ODA Update TOPA
234-160-0231998-02-011622.62 KB4ESS Switch With 1B Processor - 4E22 to 4E23 Generic Retrofit and 4E23 ODA Update TOPA
234-160-0241998-12-011614.07 KB4ESS Switch With 1B Processor - 4E23 to 4E24 Generic Retrofit and 4E24 ODA Update TOPA
234-160-0251999-12-011581.42 KB4ESS Switch With 1B Processor - 4E24 to 4E25 Generic Retrofit and 4E25 ODA Update TOPA
234-160-0272001-12-011527.73 KB4ESS Switch With 1B Processor - 4E26 to 4E27 Generic Retrofit and 4E27 ODA Update TOPA
234-160-2011999-06-014725.54 KB4ESS Switch With 1B Processor - XTSI Software Update TOPA
234-160-201AC1997-04-011331.95 KB4ESS Switch With 1B Processor - XTSI Release 2 Software Update TOPA
234-160-201AC1998-12-072852.02 KB4ESS Switch With 1B Processor - XTSI Software Update 4E24 TOPA
234-160-203AC1998-01-011439.20 KB4ESS Switch XTSI Software Update Tool - User's Guide
234-160-2101998-12-011762.70 KB4ESS Switch XTSI Software Update Tool - User's Guide
234-160-210AC1998-12-011700.13 KB4ESS Switch XTSI Software Update Tool - User's Guide
234-160-3161998-02-012511.79 KB4ESS Switch - 4AP15 to 4AP16 Retrofit - 3B Computer APS TOPA
234-160-3171999-01-0111.70 MB4ESS Switch - 4AP16 to 4AP17 Retrofit - 3B20D APS Only TOPA
234-160-4171999-01-0111.56 MB4ESS Switch - 4AP16 to 4AP17 Retrofit - 3B21D APS Only TOPA
234-160-4182000-02-012497.29 KB4ESS Switch - 4AP17 to 4AP18 Retrofit - 3B21D APS Only TOPA
234-160-4202001-12-011337.12 KB4ESS Switch - 4AP19 to 4AP20 Retrofit - 3B21D APS Only TOPA
234-160-9182001-10-011P316.88 KB4ESS Switch - 4AP18 to 4AP18 Retrofit - 3B21D APS Only TOPA
234-185-0241999-01-012804.06 KB4ESS Switch - Generic Retrofit and ODA Update - Planning and Scheduling Guide - 4E23 to 4E24
234-185-0251999-10-011233.41 KB4ESS Switch - Generic Retrofit and ODA Update - Planning and Scheduling Guide - 4E24 to 4E25
234-185-0262000-09-011229.75 KB4ESS Switch - Generic Retrofit and ODA Update - Planning and Scheduling Guide - 4E25 to 4E26
234-185-0272001-09-011175.15 KB4ESS Switch - Generic Retrofit and ODA Update - Planning and Scheduling Guide - 4E26 to 4E27
234-200-4002000-09-0144.24 MBAttached Processor System - 4ESS Switch Application - 4AP<19> Generic - Maintenance Reference Handbook
234-200-4002001-09-0156.00 MBAttached Processor System - 4ESS Switch Application - 4AP<20> Generic - Maintenance Reference Handbook
234-301-0011998-12-0161.58 MB4ESS Switch - 1B Processor - General Description
234-301-0021995-08-012930.30 KB4ESS Switch - 1B Processor - Diagnostic Program Application - Description
234-301-0041999-02-0153.40 MB4ESS Switch With 1B Processor - Master Control Complex (MCC) - Description
234-310-0101998-12-0111.29 MB4ESS Switch With 1B Processor - Peripheral Unit Bus - General Description
234-310-2311997-12-01112.76 MB4ESS Switch - 1B Processor - 4E23 Generic - Maintenance Reference Handbook
234-310-2411998-12-01116.64 MB4ESS Switch - 1B Processor - 4E24 Generic - Maintenance Reference Handbook
234-310-241AC1998-12-01115.76 MB4ESS Switch - 1B Processor - 4E24 Generic - Maintenance Reference Handbook
234-310-2511999-09-0114.06 MB4ESS Switch - 1B Processor - 4E25 Generic - Maintenance Reference Handbook
234-310-251AC1999-09-0114.52 MB4ESS Switch - 1B Processor - 4E25 Generic - Maintenance Reference Handbook
234-310-2612000-09-0113.36 MB4ESS Switch - 1B Processor - 4E26 Generic - Maintenance Reference Handbook
234-310-261AC2000-09-0113.50 MB4ESS Switch - 1B Processor - 4E26 Generic - Maintenance Reference Handbook
234-310-271AC2001-09-0114.31 MB4ESS Switch - 1B Processor - 4E27 Generic - Maintenance Reference Handbook
234-351-0022000-06-0171.63 MBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - Maintenance Operations Center
234-351-0031999-07-0161.76 MBTask Oriented Practice (TOP) - 4ESS Switch - 1B Processor - Output Message Analysis (Audits, Interjects, Interrupts, and BLMs)
234-351-003AC1999-06-0121.89 MBTask Oriented Practice (TOP) - 4ESS Switch - 1B Processor - Output Message Analysis (Audits, Interjects, Interrupts, and BLMs)
234-351-0042000-09-0152.96 MBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - 1B Processor Cabinet Clearing Procedures (CC, PS, PS BUS, CS, CS BUS, IFB, AUI, MUP, SSD, FNS and XPWR)
234-351-0061994-02-011258.70 KBTask Oriented Practice (TOP) - 4ESS Switch - 1B Processor Conversion Switch Unit (PUB, AUB, GCP, SSD) - Trouble Clearing
234-351-0101994-06-0111.79 MBTask Oriented Practice (TOP) - 4ESS Switch - 1B Processor - Auxiliary Data System
234-351-0111999-06-0131.38 MBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - Expanded Time Slot Interchange (XTSI) Cabinet - Trouble Clearing Procedures
234-351-011AC1997-05-0111.34 MBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - Expanded Time Slot Interchange (XTSI) Cabinet - Trouble Clearing Procedures
234-351-011AC1999-06-0121.52 MBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - Expanded Time Slot Interchange (XTSI) Cabinet - Trouble Clearing Procedures
234-351-0131998-09-0121.18 MBTask Oriented Practice (TOP) - 4ESS Switch - Switching Network - Network Clock Frame (Network Clock and System Clock)
234-351-0151999-06-0111.18 MBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - Peripheral Unit Bus System - Trouble Clearing
234-351-0161998-01-012946.48 KBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - Attached Processor Interface Frame
234-351-0201993-09-011691.47 KBTask Oriented Practice (TOP) - J5A006A-1 Input/Output Frame - 1B Processor
234-351-0211994-02-0112.54 MBTask Oriented Practice (TOP) - J5A006C-1 Input/Output Processor Frame - 4ESS Switch 1B Processor
234-351-0221994-02-0113.73 MBTask Oriented Practice (TOP) - J5A006D-1 Input/Output Processor Frame - 4ESS Switch 1B Processor
234-351-1201998-04-0121.15 MBTask Oriented Practice (TOP) - 4ESS Switch - Common Network Interface - Trouble Clearing
234-351-120 A2000-01-011518.53 KB4ESS Switch - Task Oriented Practice (TOP) - Common Network Interface (CNI)
234-351-120AC1998-04-0121.37 MBTask Oriented Practice (TOP) - 4ESS Switch - Common Network Interface - Trouble Clearing
234-351-120AC A2000-01-011450.68 KB4ESS Switch - Task Oriented Practice (TOP) - Common Network Interface (CNI)
234-353-0011995-11-0111.10 MBTask Oriented Practice (TOP) - 4ESS Switch - 1B Processor - Initial Installation
234-353-0021996-03-011808.09 KBTask Oriented Practice (TOP) - 4ESS Switch - 1A Processor Power and Conversion Switch Units Removal
234-353-0031995-12-0111.07 MBTask Oriented Practice (TOP) - 4ESS Switch - 1B Processor - Initial Installation (For Pacific Bell Offices)
234-353-0102000-09-0152.24 MBTask Oriented Practice (TOP) - 4ESS Switch - 1B Processor Growth/Degrowth
234-353-010 A1999-11-01152.67 KBTask Oriented Practice (TOP) - 4ESS Switch - 1B Processor Growth/Degrowth
234-353-0301997-09-0112.34 MBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - DIF, VIF, DT, EST, and CCIS TGR Growth/Degrowth
234-353-030 A2000-01-013242.71 KBTask Oriented Practice (TOP) - DIF, VIF, DT, EST, and CCIS TGR Growth/Degrowth - 4ESS Switch
234-353-0351999-06-0142.03 MB4ESS Switch With 1B Processor - Expanded Time Slot Interchange (XTSI) - Growth/Degrowth
234-353-035 A2000-02-01292.13 KBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - Expanded Time Slot Interchange (XTSI) Cabinet - Growth / Degrowth
234-353-035AC1999-06-0123.41 MB4ESS Switch With 1B Processor - XTSI Releases 1, 2, and 3 - Growth/Degrowth
234-353-035AC A2000-02-012109.76 KBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - XTSI Releases 1, 2, and 3 - Growth/Degrowth
234-353-0401998-09-0111.44 MBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - TMS and TSI Growth/Degrowth
234-353-0451998-12-013967.81 KBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - Peripheral Unit Bus System - Growth/Degrowth
234-353-0501997-05-0111.24 MBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - NM, MF, ROTL, Alarms, ABC, Power Plants, DRO, CCT, 51A TPOS, and RMS-D2 - Growth/Degrowth
234-353-4001998-12-0813.19 MB4ESS Switch - 3B20D Attached Processor System (APS) to 3B21D APS Conversion (Office With DLN00 5, DLN00 10, DLN32 5, and DLN32 10)
234-353-400AC1998-08-2614.12 MB4ESS Switch - 3B20D Attached Processor System (APS) to 3B21D APS Conversion
234-353-4011998-12-0813.29 MB4ESS Switch - 3B20D Attached Processor System (APS) to 3B21D APS Conversion (Office With DLN00 2, DLN00 7, DLN32 2, and DLN32 7)
234-353-4251999-03-0121.27 MB4ESS Switch - 3B21D Attached Processor System (APS) Growth
234-353-4502001-11-011287.71 KB4ESS Switch - Convert AMA to Dual Stream - CMCO (Call Code 066) AMA Data to IC Stream
234-353-4512001-11-011292.62 KB4ESS Switch - Convert AMA to Dual Stream - CMCO (Call Code 066) AMA Data Remaining on OC Stream
234-355-0011998-12-014695.24 KBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - Final Verification Tests - System Evaluation and Acceptance
234-355-0051998-12-014721.50 KBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - Operational Readiness Tests - System Evaluation and Acceptance Tests
234-355-0101994-02-011741.89 KBTask Oriented Practice (TOP) - 4ESS Switch With 1B Processor - Maintenance Function Verification - System Evaluation and Acceptance Tests
234-355-0151995-11-0111.22 MBTask Oriented Practice (TOP) - 4ESS Switch - 1B Processor - Stand-Alone and Limited Access Tests
234-380-0201I113.97 KB1B Processor - Assembly Language Software Description - 4E19 Generic Program