| Section
| Date
| Issue
| Size
| Title
|
| 232-001-011PT A | 1981-04-01 | A | 23.38 KB | Equipment Test List - No. 2/2B Electronic Switching Systems |
| 232-090-024PT A | 1985-06-01 | A | 20.51 KB | Service Frames - No. 2/2B "ESS" Switch |
| 232-118-104 | 1980-07-01 | 3 | 13.50 MB | Recent Change Procedures (Central Office Changes) - Generic Program EF-2 and 2B-EF-2 - No. 2/2B Electronic Switching System |
| 232-118-105 | 1983-02-01 | 1 | 14.75 MB | Recent Change Procedures (Central Office Changes) for All Generic Programs - No. 2/2B Electronic Switching System |
| 232-118-301 | 1977-09-01 | 3 | 2.28 MB | Procedures for Adding a Centrex-CO Customer - No. 2 and No. 2B Electronic Switching System |
| 232-119-301 | 1977-01-01 | 2 | 2.74 MB | Junctor Reassignment Procedures - No. 2 and No. 2B Electronic Switching System |
| 232-119-302 | 1977-05-01 | 1 | 2.80 MB | Junctor Reassignment Procedures - No. 2A and No. 2C Electronic Switching System |
| 232-120-301 | 1980-04-01 | 5 | 6.74 MB | Traffic and Plant Measurements - No. 2/2B Electronic Switching System |
| 232-120-301 A | 1981-02-01 | 2 | 1.42 MB | Traffic and Plant Measurements - No. 2/2B Electronic Switching System |
| 232-121-301 | 1976-02-01 | 2 | 1.80 MB | Supplementary Central Pulse Distributor - Procedures for Removing and Restoring Power - No. 2 and No. 2B Electronic Switching Systems |
| 232-121-302 | | 2 | 281.86 KB | 6.7 Volt Converter - Power Removal and Restoration - No. 2 Electronic Switching System |
| 232-121-302 A | 1977-09-01 | 1 | 497.39 KB | 6.7 Volt Converter - Power Removal and Restoration - No. 2 Electronic Switching System |
| 232-122-301 | 1976-05-01 | 5 | 154.90 KB | Dynamic Service Protection - Application - No. 2 Electronic Switching System |
| 232-124-101 | 1976-07-01 | 1 | 320.04 KB | Office Data Administration Program - Description - No. 2 Electronic Switching System |
| 232-124-301 | 1976-07-01 | 3 | 893.49 KB | Office Update Procedures Using Regional Office Data Administration System - No. 2 Electronic Switching System |
| 232-125-501 | 1976-02-01 | 4 | 1.92 MB | System Evaluation - No. 2 Electronic Switching System |
| 232-126-301 | 1976-04-01 | 1 | 22.16 MB | Module Maintenance Procedure - No. 2A or 2C Electronic Switching System |
| 232-127-101 | 1977-12-01 | 1 | 3.74 MB | Manual Translation Modification Procedure (LO-1, EF-1 and EF-2) - General Description - No. 2 and No. 2B Electronic Switching System |
| 232-127-301 | 1979-09-01 | 2 | 689.92 KB | Manual Translation Modification Procedure - Allocation of Call Store - No. 2 and No. 2B Electronic Switching Systems |
| 232-127-302 | 1983-02-01 | 4 | 847.15 KB | Allocation of Program Store Memory - Manual Translation Modification Procedure - No. 2/2B Electronic Switching System |
| 232-127-303 | 1980-07-01 | 2 | 477.78 KB | Manual Translation Modification Procedure (LO-1, EF-1, and EF-2) - Formatting Changes in Program Store - No. 2 Electronic Switching System |
| 232-127-303 X1 | 1980-07-01 | 2 | 59.51 KB | Formatting Changes in Program Store - Reproducible Work Form |
| 232-127-308 | 1982-01-01 | 2 | 486.25 KB | Allocation of New Expansion Tables - Manual Translation Modification Procedure EF-2 and 2B-EF-2 - No. 2/2B Electronic Switching System |
| 232-127-309 | 1982-01-01 | 2 | 5.99 MB | Allocation New Centrex Group/Changing Size (EF-2) - Manual Translation Modification Procedures - No. 2/2B Electronic Switching System |
| 232-127-310 | 1977-12-01 | 1 | 3.91 MB | Manual Translation Modification Procedure (EF-1) - Allocating New Centrex Group/Changing Size - No. 2 and No. 2B Electronic Switching Systems |
| 232-127-311 | 1983-02-01 | 3 | 2.23 MB | Flexible Station Hunt (FSH) Group - Manual Translation Modification Procedure - No. 2/2B Electronic Switching System |
| 232-127-312 | 1983-01-01 | 3 | 1.92 MB | Allocating New Trunk Groups/Changing Size - Manual Translation Modification Procedure - No. 2/2B Electronic Switching System |
| 232-127-313 | 1983-01-01 | 4 | 1.64 MB | Allocating Multiline Hunt Group (MLHG) - Manual Translation Modification Procedure - No. 2/2B Electronic Switching System |
| 232-127-314 | 1978-02-01 | 1 | 2.15 MB | Manual Translation Modification Procedure (LO-1 and EF-1) for Adding Additional Trunks/Service Circuits - No. 2 Electronic Switching System |
| 232-127-316 | 1982-01-01 | 2 | 1.62 MB | Allocating New Carrier Group Table - Manual Translation Modification Procedure EF-1 and 2B-EF-1 - No. 2/2B Electronic Switching System |
| 232-127-317 | 1981-12-01 | 2 | 724.28 KB | Changing the NOCBCD Table - Manual Translation Modification Procedure - No. 2/2B Electronic Switching System |
| 232-127-318 | 1978-12-01 | 1 | 1.09 MB | Manual Translation Modification Procedures - Changing TOTANI Table - No. 2 and No. 2B ESS (LO-1, EF-1, and 2B-EF-1) |
| 232-127-318 A | 1979-07-01 | 1 | 451.44 KB | Manual Translation Modification Procedures - Changing TOTANI Table - No. 2 and No. 2B ESS (LO-1 and EF-1) |
| 232-127-318 X1 | 1978-12-01 | 1 | 331.35 KB | Manual Translation Modification Procedure - Changing TOTANI Table (TOTANI) - Reproducible Forms |
| 232-127-319 | 1981-10-01 | 2 | 777.41 KB | Allocating New Simulated Facilities Group/Changing Size - Manual Translation Modification Procedures - No. 2/2B Electronic Switching System |
| 232-127-320 | 1981-12-01 | 2 | 1.74 MB | Adding Noncentrex Speed Calling Translators - Manual Translation Modification Procedure (LO-1, EF-1, and EF-2) - No. 2/2B Electronic Switching System |
| 232-127-321 | 1981-12-01 | 2 | 1.95 MB | Allocating Additional ACOF Tables (EF-1 and 2B-EF-1) - Manual Translation Modification Procedure - No. 2/2B Electronic Switching System |
| 232-127-324 | 1983-01-01 | 1 | 827.79 KB | Changing the OIEXP Table - Manual Translation Modification Procedure - No. 2/2B Electronic Switching System |
| 232-127-327 | 1980-07-01 | 3 | 2.03 MB | Manual Translation Modification Procedure (EF-2 and 2B-EF-2) - Adding Additional Trunks/Service Circuits - No. 2/2B Electronic Switching System |
| 232-127-327 X1 | 1980-07-01 | 3 | 301.30 KB | Manual Translations Modification Procedure (EF-2 and 2B-EF-2) - Reproducible Forms |
| 232-127-330 | 1981-02-01 | 1 | 1.47 MB | Manual Translation Modification Procedure - Allocating Additional ACOF Tables (EF-2 and 2B-EF-2) - No. 2/2B Electronic Switching System |
| 232-127-330 | 1981-05-01 | 2 | 1.50 MB | Manual Translation Modification Procedure - Allocating Additional ACOF Tables (EF-2 and 2B-EF-2) - No. 2/2B Electronic Switching System |
| 232-131-101 | 1981-04-01 | 2 | 602.24 KB | Description of Interoffice Trunk Testing - Premanent Busy, Operational, and Diagnostic Tests - No. 2/2B Electronic Switching System |
| 232-131-501 | 1978-03-01 | 3 | 3.20 MB | Trunk Transmission Tests Using Trunk Test Panel - No. 2 and No. 2B Electronic Switching Systems |
| 232-132-101 | 1976-03-01 | 2 | 2.15 MB | Remote Office Test Line (ROTL) - Description - No. 2 Electronic Switching System |
| 232-133-501 | 1976-02-01 | 2 | 532.00 KB | Transmission Test Termination Circuits (SD-2H185) Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-133-501 A | 1977-09-01 | 1 | 60.39 KB | Transmission Test Termination Circuits (SD-2H185) Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-135-501 | | 2 | 894.72 KB | "Touch-Tone" Station Test Circuit (SD-1A199) - Tests and Adjustments - No. 2 Electronic Switching System |
| 232-135-502 | 1981-02-01 | 2 | 785.49 KB | Touch-Tone Station Test Circuit (SD-1A199) - Tests and Adjustments Using KS-21715 L1 Oscillator - No. 2/2B Electronic Switching System |
| 232-136-501 | 1980-10-01 | 4 | 942.18 KB | "Touch-Tone" Calling Detector Test Circuit SD-2H131-01 - Tests and Adjustments - No. 2/2B Electronic Switching Systems |
| 232-136-501 A | 1977-08-01 | 1 | 48.35 KB | "Touch-Tone" Calling Detector Test Circuit SD-2H131-01 - Tests and Adjustments - No. 2 and No. 2B Electronic Switching Systems |
| 232-136-502 | 1977-09-01 | 3 | 299.46 KB | "Touch-Tone Calling Detector Circuit (SD-1A173) Test - No. 2 and No. 2B Electronic Switching Systems |
| 232-137-501 | 1980-10-01 | 5 | 1.51 MB | Dial Pulse Receiver Test Circuit SD-2H133 Tests - No. 2/2B Electronic Switching System |
| 232-138-501 | 1981-04-01 | 6 | 738.89 KB | Line Insulation Test Circuit (SD-2H142) - Tests and Adjustments - No. 2 and No. 2B Electronic Switching Systems |
| 232-138-501 A | 1977-08-01 | 1 | 48.57 KB | Line Insulation Test Circuit (SD-2H142) - Tests and Adjustments - No. 2 and No. 2B Electronic Switching Systems |
| 232-139-501 | 1976-01-01 | 3 | 959.55 KB | Local Coin Overtime and Stuck Coin Outgoing Trunk Circuit (SD-2H113) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-139-501 A | 1977-08-01 | 1 | 51.95 KB | Local Coin Overtime and Stuck Coin Outgoing Trunk Circuit (SD-2H113) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-140-501 | 1980-07-01 | 4 | 565.72 KB | Incoming Trunk Circuit From Local Test Desk No. 14 or 16 or Local Test Cabinet No. 3 (SD-2H109) Test - No. 2/2B Electronic Switching System |
| 232-140-502 | 1976-01-01 | 2 | 564.40 KB | Incoming Trunk Circuit for Local and Tandem Reverse Battery Supervision Delay Dial (SD-2H149) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-140-502 A | 1977-09-01 | 1 | 50.19 KB | Incoming Trunk Circuit for Local and Tandem Reverse Battery Supervision Delay Dial (SD-2H149) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-140-503 | 1976-01-01 | 2 | 534.62 KB | Incoming Trunk Circuit for Local and Tandem Reverse Battery Supervision (SD-2H101 and SD-2H104) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-140-503 A | 1977-09-01 | 1 | 50.38 KB | Incoming Trunk Circuit for Local and Tandem Reverse Battery Supervision (SD-2H101 and SD-2H104) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-140-504 | 1976-01-01 | 2 | 544.56 KB | Incoming Trunk Circuit From Distant Step-by-Step Offices Reverse Battery Supervision (SD-2H111 and SD-2H154) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-140-504 A | 1977-08-01 | 1 | 56.37 KB | Incoming Trunk Circuit From Distant Step-by-Step Offices Reverse Battery Supervision (SD-2H111 and SD-2H154) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-140-505 | 1978-01-01 | 1 | 540.94 KB | Incoming Trunk Circuit From Switchboard No. 3CL in Distant Building Third Wire Coin Control (SD-2H108) - Tests - No. 2 and 2B Electronic Switching System |
| 232-141-501 | 1977-08-01 | 4 | 417.76 KB | Outgoing Trunk Circuit to Local Test Desk No. 14 (SD-2H141) - Test - No. 2 and No. 2B Electronic Switching Systems |
| 232-141-502 | 1976-01-01 | 2 | 456.49 KB | Outgoing Trunk Circuit for Local and Tandem Reverse Battery Supervision (SD-2H103-01 and SD-2H103-02) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-141-502 A | 1977-09-01 | 1 | 55.29 KB | Outgoing Trunk Circuit for Local and Tandem Reverse Battery Supervision (SD-2H103-01 and SD-2H103-02) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-141-503 | 1976-01-01 | 2 | 528.18 KB | Outgoing Trunk Circuit to Crossbar Tandem, Step by Step CAMA or TSPS No. 1 High-Low and Reverse Battery Supervision (SD-2H144) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-141-503 A | 1977-09-01 | 1 | 52.20 KB | Outgoing Trunk Circuit to Crossbar Tandem Step by Step CAMA or TSPS No. 1 High-Low and Reverse Battery Supervision (SD-2H144) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-141-504 | 1976-11-01 | 3 | 477.18 KB | Outgoing Trunk Circuit to Repair Service Desk No. 2 High-Low Supervision (SD-2H147) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-141-504 A | 1977-09-01 | 1 | 51.01 KB | Outgoing Trunk Circuit to Repair Service Desk No. 2 High-Low Supervision (SD-2H147) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-141-505 | 1976-01-01 | 2 | 500.79 KB | Line Access Trunk Circuit With or Without Reverse Battery Supervision (SD-2H186) Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-141-505 A | 1977-09-01 | 1 | 52.80 KB | Line Access Trunk Circuit With or Without Reverse Battery Supervision (SD-2H186) Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-141-506 | 1978-03-01 | 1 | 637.36 KB | Outgoing Trunk Circuit to Switchboard No. 3CL in Distant Building High-Low Supervision Reverse Battery Ringback Coin Control on Tip and Ring (SD-2H105) - Test - No. 2 and No. 2B Electronic Switching Systems |
| 232-142-501 | 1976-01-01 | 2 | 614.96 KB | Coin Control Circuit (SD-2H125) With Dial Tone First Features - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-142-501 A | 1977-09-01 | 1 | 57.39 KB | Coin Control Circuit (SD-2H125) With Dial Tone First Features - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-143-501 | 1976-01-01 | 3 | 583.40 KB | Outgoing Trunk Circuit - Verification Request and Intercept - Reverse Battery, High-Low Supervision (SD-2H107) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-143-501 A | 1977-08-01 | 1 | 53.46 KB | Outgoing Trunk Circuit - Verification Request and Intercept - Reverse Battery, High-Low Supervision (SD-2H107) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-144-501 | 1977-05-01 | 4 | 894.89 KB | Station Ringer Test Circuit (SD-2H129) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-144-501 A | 1977-09-01 | 1 | 57.69 KB | Station Ringer Test Circuit (SD-2H129) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-145-501 | 1976-01-01 | 3 | 1007.31 KB | Coin Zone Dialing to No. 3CL Switchboard Outgoing Trunk Circuit (SD-2H151) Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-145-501 A | 1977-08-01 | 1 | 52.85 KB | Coin Zone Dialing to No. 3CL Switchboard Outgoing Trunk Circuit (SD-2H151) Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-146-501 | 1977-09-01 | 3 | 509.86 KB | 2-Way Trunk Circuit to Switchboard No. 3CL - (SD-2H110) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-146-502 | 1976-01-01 | 2 | 507.91 KB | Two-Way Trunk Circuit (SD-2H112) Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-146-502 A | 1977-09-01 | 1 | 50.70 KB | Two-Way Trunk Circuit (SD-2H112) Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-146-503 | 1975-12-01 | 1 | 469.56 KB | Two-Way Trunk Circuit (SD-2H148) Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-146-503 A | 1977-09-01 | 1 | 53.71 KB | Two-Way Trunk Circuit (SD-2H148) Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-147-501 | 1976-01-01 | 3 | 568.35 KB | Customer Dial Pulse Receiver Circuit (SD-2H114 and SD-2H177) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-147-501 A | 1977-09-01 | 1 | 50.89 KB | Customer Dial Pulse Receiver Circuit (SD-2H114 and SD-2H177) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-148-501 | | 1 | 308.68 KB | Range Extension Circuit (SD-2H145) - Tests - No. 2/2B Electronic Switching System |
| 232-148-501 | 1980-06-01 | 2 | 408.83 KB | Range Extension Circuit (SD-2H145) - Tests - No. 2/2B Electronic Switching System |
| 232-148-503 | 1981-04-01 | 2 | 467.38 KB | 7A Loop Range Extension Circuit (SD-97758-01) Tests - No. 2/2B Electronic Switching System |
| 232-149-501 | 1976-02-01 | 2 | 494.46 KB | Trunk Dial Pulse Transmitter (SD-2H122) and Receiver (SD-2H123) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-149-501 A | 1977-09-01 | 1 | 57.55 KB | Trunk Dial Pulse Transmitter (SD-2H122) and Receiver (SD-2H123) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-151-501 | 1976-01-01 | 2 | 536.48 KB | Multifrequency Transmitter (SD-2H121) and Receiver (SD-2H124) Circuit - Test - No. 2 and No. 2B Electronic Switching Systems |
| 232-151-501 A | 1977-09-01 | 1 | 53.48 KB | Multifrequency Transmitter (SD-2H121) and Receiver (SD-2H124) Circuit Test - No. 2 and No. 2B Electronic Switching Systems |
| 232-153-501 | 1977-08-01 | 3 | 429.09 KB | Junctor Circuit (SD-2H102) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-154-501 | 1976-08-01 | 2 | 680.32 KB | Tone Presence Detector Circuit (SD-2H132) - Test and Adjustments - No. 2 and No. 2B Electronic Switching Systems |
| 232-154-501 A | 1977-09-01 | 1 | 54.06 KB | Tone Presence Detector Circuit (SD-2H132) - Test and Adjustments - No. 2 and No. 2B Electronic Switching Systems |
| 232-155-501 | 1977-09-01 | 4 | 720.33 KB | Ringing and Coin Control Test Circuit (SD-2H135) Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-155-501 A | 1978-08-01 | 1 | 37.71 KB | Ringing and Coin Control Test Circuit (SD-2H135) Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-155-502 | 1981-06-01 | 3 | 517.72 KB | Ringing Circuit for Individual, Two-Party, Coin and PBX Lines (SD-2H116-01) - Tests - No. 2/2B Electronic Switching System |
| 232-155-502 A | 1977-09-01 | 2 | 103.95 KB | Ringing Circuit for Individual, Two-Party, Coin and PBX Lines (SD-2H116-01) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-155-503 | 1976-01-01 | 3 | 791.59 KB | Ringing Circuit for Coded, Superimposed Reverting and Rural Ringing Off- and On-Hook Ringback (SD-2H126-01 and SD-2H126-02) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-155-503 A | 1978-01-01 | 2 | 118.48 KB | Ringing Circuit for Coded, Superimposed Reverting and Rural Ringing Off- and On-Hook Ringback (SD-2H126-01 and SD-2H126-02) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-155-504 | 1981-04-01 | 1 | 480.90 KB | Ringing Circuit for Individual, Two-Party, Coin and PBX Lines (SD-2H116-02) - Tests - No. 2/2B Electronic Switching System |
| 232-157-501 | | 1 | 177.69 KB | Tone or Recorded Announcement Circuit With or Without Audible Ring (SD-2H118 and SD-2H119) - Test - No. 2 Electronic Switching System |
| 232-158-501 | 1976-01-01 | 2 | 813.28 KB | 3-Port Conference Circuit (SD-2H137) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-158-501 A | 1977-09-01 | 1 | 51.80 KB | 3-Port Conference Circuit (SD-2H137) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-158-501 A | 1978-01-01 | 2 | 881.33 KB | 3-Port Conference Circuit (SD-2H137) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-190-011 | 1977-07-01 | 1 | 2.39 MB | Feature Document - Call Routing - No. 2 Electronic Switching System |
| 232-190-012 | 1976-09-01 | 1 | 5.60 MB | General Description - Centrex-CO - No. 2 Electronic Switching System |
| 232-190-012 A | 1977-03-01 | 1 | 26.43 KB | General Description - Centrex-CO - No. 2 Electronic Switching System |
| 232-190-013 | 1977-10-01 | 1 | 955.30 KB | Feature Document - Dial Line Service Observing - No. 7B Service Observing Set or No. 12 Service Observing Desk - No. 2 Electronic Switching System |
| 232-190-015 | 1977-08-01 | 1 | 2.58 MB | Feature Document - System Features - No. 2 and No. 2B Electronic Switching Systems |
| 232-190-020 | 1976-10-01 | 1 | 377.20 KB | Zone 16 Service Features - No. 2 Electronic Switching System |
| 232-190-020 A | 1977-03-01 | 1 | 410.21 KB | Zone 16 Service Features - No. 2 Electronic Switching System |
| 232-190-022 | 1983-02-01 | 2 | 756.19 KB | Feature Document - Intercept Treatments - Centrex and Noncentrex - No. 2/2B Electronic Switching System |
| 232-190-023 | 1977-05-01 | 1 | 1.59 MB | Feature Document - Announcement Arrangements - No. 2 Electronic Switching Systems |
| 232-190-023 A | 1977-09-01 | 1 | 468.19 KB | Feature Document - Announcement Arrangements - No. 2 Electronic Switching Systems |
| 232-190-024 | 1977-01-01 | 1 | 3.06 MB | Feature Document - Trunking Arrangements - No. 2 Electronic Switching System |
| 232-190-101 | 1977-08-01 | 1 | 1.30 MB | Feature Document - Charging Arrangements - No. 2 Electronic Switching System |
| 232-190-102 | 1976-11-01 | 1 | 517.11 KB | Auxiliary Line Circuits - No. 2 Electronic Switching System |
| 232-190-102 A | 1977-03-01 | 1 | 404.07 KB | Auxiliary Line Circuits - No. 2 Electronic Switching System |
| 232-190-105 | 1977-05-01 | 1 | 731.33 KB | Feature Document - Call Forwarding (Noncentrex) - No. 2 Electronic Switching System |
| 232-190-106 | 1977-06-01 | 1 | 914.96 KB | Feature Document - Call Tracing - No. 2 Electronic Switching System |
| 232-190-109 | 1977-06-01 | 1 | 583.21 KB | Feature Document - Centralized Automatic Message Accounting and Special Toll Billing - No. 2 Electronic Switching System |
| 232-190-112 | 1977-04-01 | 1 | 1.71 MB | Feature Document - Basic Coin Service - No. 2 Electronic Switching System |
| 232-190-112 A | 1977-09-01 | 1 | 402.77 KB | Feature Document - Basic Coin Service - No. 2 Electronic Switching System |
| 232-190-113 | 1976-08-01 | 1 | 374.90 KB | Dynamic Service Protection - No. 2 Electronic Switching System |
| 232-190-113 A | 1977-03-01 | 1 | 408.10 KB | Dynamic Service Protection - No. 2 Electronic Switching System |
| 232-190-114 | 1977-07-01 | 1 | 827.77 KB | Feature Document - Emergency Line Services - No. 2 Electronic Switching System |
| 232-190-115 | 1977-07-01 | 1 | 1.22 MB | Feature Document - Extended Range - No. 2 Electronic Switching System |
| 232-190-116 | 1977-05-01 | 1 | 256.61 KB | Feature Document - Free Terminating Lines - No. 2 Electronic Switching System |
| 232-190-118 | 1977-04-01 | 1 | 1015.93 KB | Feature Document - Inward Wide Area Telecommunications Service (INWATS) - No. 2 Electronic Switching System |
| 232-190-121 | 1977-07-01 | 1 | 300.90 KB | Feature Document - Make Busy Features - No. 2 Electronic Switching System |
| 232-190-123 | 1977-05-01 | 1 | 1.22 MB | Feature Document - Message Registers - No. 2 Electronic Switching System |
| 232-190-124 | 1977-04-01 | 1 | 1.25 MB | Feature Document - Interface With MJ and MK Mobile Radiotelephone Systems, Subscriber Loop Multiplexer System, Loop Switching System, and 1A Line Concentrator System - No. 2 Electronic Switching System |
| 232-190-129 | 1977-04-01 | 1 | 822.73 KB | Feature Document - Permanent Signal and Partial Dial Treatment - No. 2 Electronic Switching System |
| 232-190-131 | 1977-02-01 | 1 | 687.83 KB | Feature Document - Dial Tone First and Coin Service Improvement - No. 2 Electronic Switching System |
| 232-190-132 | 1977-04-01 | 1 | 1.30 MB | Feature Document - Two-Party and Multiparty Service - No. 2 Electronic Switching System |
| 232-190-133 | 1976-09-01 | 1 | 428.03 KB | Series Completion Feature - No. 2 Electronic Switching System |
| 232-190-133 A | 1977-03-01 | 1 | 410.12 KB | Series Completion Feature - No. 2 Electronic Switching System |
| 232-190-134 | 1977-01-01 | 1 | 476.25 KB | Feature Document - Sleeve Lead Function - No. 2 Electronic Switching System |
| 232-190-136 | 1977-09-01 | 1 | 849.74 KB | Feature Document - Speed Calling (Noncentrex) - No. 2 Electronic Switching System |
| 232-190-139 | 1977-08-01 | 1 | 454.29 KB | Feature Document - Toll Restriction and Toll Diversion - No. 2 Electronic Switching System |
| 232-190-142 | 1977-05-01 | 1 | 1021.06 KB | Feature Document - Outward Wide Area Telecommunications Service (OUTWATS) - No. 2 Electronic Switching System |
| 232-190-146 | 1977-02-01 | 1 | 978.56 KB | Feature Document - Ringing Features - No. 2 Electronic Switching System |
| 232-190-149 | 1977-06-01 | 1 | 1.10 MB | Feature Document - Traffic Service Position System Interface - No. 2 Electronic Switching System |
| 232-190-201 | 1976-07-01 | 1 | 665.54 KB | Coin Station Test Line Feature - No. 2 Electronic Switching System |
| 232-190-201 A | 1977-03-01 | 1 | 409.42 KB | Coin Station Test Line Feature - No. 2 Electronic Switching System |
| 232-190-202 | 1976-03-01 | 1 | 604.32 KB | Directory Assistance Charging - No. 2 Electronic Switching System |
| 232-190-202 A | 1977-03-01 | 1 | 414.91 KB | Directory Assistance Charging - No. 2 Electronic Switching System |
| 232-190-203 | 1976-08-01 | 1 | 576.70 KB | Universal Emergency Service Number 911 - No. 2 Electronic Switching System |
| 232-190-203 A | 1977-03-01 | 1 | 420.50 KB | Universal Emergency Service Number 911 - No. 2 Electronic Switching System |
| 232-190-204 | 1976-11-01 | 1 | 2.32 MB | Local Automatic Message Accounting (LAMA) - No. 2 Electronic Switching System |
| 232-190-204 A | 1977-03-01 | 1 | 421.12 KB | Local Automatic Message Accounting (LAMA) - No. 2 Electronic Switching System |
| 232-190-205 | 1976-10-01 | 1 | 1.17 MB | Remote Office Test Line Feature - Near-End and Far-End Applications - No. 2 Electronic Switching System |
| 232-190-205 A | 1977-03-01 | 1 | 424.67 KB | Remote Office Test Line Feature - Near-End and Far-End Applications - No. 2 Electronic Switching System |
| 232-190-301 | 1976-08-01 | 1 | 1.42 MB | Centrex Call Transfer Service (Call Transfer - Attendant, Call Transfer - Individual, Call Transfer - Individual - All Calls, Add-On, Consultation Hold, Consultation Hold - All Calls, and Threeway Calling) - No. 2 Electronic Switching System |
| 232-190-301 A | 1977-03-01 | 1 | 489.05 KB | Centrex Call Transfer Service (Call Transfer - Attendant, Call Transfer - Individual, Call Transfer - Individual - All Calls, Add-On, Consultation Hold, Consultation Hold - All Calls, and Threeway Calling) - No. 2 Electronic Switching System |
| 232-190-302 | 1977-06-01 | 1 | 1.42 MB | Feature Document - Attendant Camp-On and Indication of Camp-On - No. 2 Electronic Switching System |
| 232-190-303 | 1977-07-01 | 1 | 1.47 MB | Feature Document - Attendant Conference (Centrex) - No. 2 Electronic Switching System |
| 232-190-307 | 1976-12-01 | 1 | 1.21 MB | Feature Document - Busy Verification of Station Lines (Centrex-CO) - No. 2 Electronic Switching System |
| 232-190-308 | 1977-04-01 | 1 | 606.29 KB | Feature Document - Call Forwarding - Variable (Centrex) - No. 2 Electronic Switching System |
| 232-190-309 | 1977-09-01 | 1 | 851.59 KB | Feature Document - Call Forwarding - Busy Line, Call Forwarding - Don't Answer, and Station Hunting (Centrex) - No. 2 Electronic Switching System |
| 232-190-311 | 1978-03-01 | B | 847.22 KB | Call Hold - Centrex - No. 2 Electronic Switching System |
| 232-190-312 | 1976-11-01 | 1 | 513.75 KB | Call Pickup (Centrex) - No. 2 Electronic Switching System |
| 232-190-312 A | 1977-03-01 | 1 | 26.47 KB | Call Pickup (Centrex) - No. 2 Electronic Switching System |
| 232-190-314 | 1977-11-01 | 1 | 804.71 KB | Feature Document - Code Call, Loudspeaker Paging, and Recorded Telephone Dictation - No. 2 Electronic Switching System |
| 232-190-316 | 1977-04-01 | 1 | 667.96 KB | Feature Document - Direct Inward Dialing - No. 2 Electronic Switching System (Centrex-CO) |
| 232-190-318 | 1976-07-01 | 1 | 650.08 KB | Centrex Directed Call Pickup - No. 2 Electronic Switching System |
| 232-190-326 | 1976-07-01 | 1 | 793.31 KB | Night Service for Centrex-CO (Night Service, Trunk Answer Any Station) - No. 2 Electronic Switching System |
| 232-190-326 A | 1977-03-01 | 1 | 33.60 KB | Night Service for Centrex-CO (Night Service, Trunk Answer Any Station) - No. 2 Electronic Switching System |
| 232-190-331 | 1976-12-01 | 1 | 1.26 MB | Feature Document - Centrex Speed Calling (Centrex-CO) - No. 2 Electronic Switching System |
| 232-190-338 | 1977-05-01 | 1 | 719.55 KB | Feature Document - Tandem Tie Trunk Dialing (Centrex) - No. 2 Electronic Switching System |
| 232-190-339 | 1976-08-01 | 1 | 1.11 MB | Most Economical Routing (MER) (Centrex) - No. 2 Electronic Switching System |
| 232-190-339 A | 1977-03-01 | 1 | 30.62 KB | Most Economical Routing (MER) (Centrex) - No. 2 Electronic Switching System |
| 232-190-342 | 1979-01-01 | 1 | 973.82 KB | Feature Document - Call Waiting (Centrex) - No. 2 and 2B Electronic Switching Systems |
| 232-190-501 | 1976-07-01 | 1 | 568.04 KB | Switchboard Trunk Interface Using DC Signaling - No. 2 Electronic Switching Systems |
| 232-190-501 A | 1977-03-01 | 1 | 30.23 KB | Switchboard Trunk Interface Using DC Signaling - No. 2 Electronic Switching Systems |
| 232-190-502 | 1977-04-01 | 1 | 4.07 MB | Feature Document - Automatic Identified Outward Dialing (AIOD) - No. 2 Electronic Switching System |
| 232-202-101 | | 1 | 2.81 MB | Centrex Data Loop and Console Control - Description - No. 2 Electronic Switching System |
| 232-202-301 | | 1 | 296.92 KB | Centrex Data Link and Attendant Console Maintenance Procedure Using Maintenance Teletypewriter - No. 2 Electronic Switching System |
| 232-202-302 | | 1 | 2.09 MB | Centrex Console - Demand Exercise Program - Procedures - No. 2 Electronic Switching System |
| 232-203-101 | 1976-07-01 | 2 | 5.79 MB | Automatic Identified Outward Dialing (AIOD) - Description - No. 2 and No. 2B Electronic Switching Systems |
| 232-203-301 | 1976-11-01 | 1 | 3.98 MB | Automatic Identified Outward Dialing Maintenance Procedures Using Maintenance Teletypewriter - No. 2 and No. 2B Electronic Switching Systems |
| 232-204-501 | 1976-07-01 | 2 | 755.34 KB | Centrex Attendant Loop Circuit (SD-2H172) and Trunk Circuit (SD-2H173) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-204-501 A | 1977-09-01 | 1 | 42.34 KB | Centrex Attendant Loop Circuit (SD-2H172) and Trunk Circuit (SD-2H173) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-206-501 | 1976-08-01 | 2 | 552.98 KB | Two-Way Long Haul Trunk Circuits (SD-2H157 and SD-2H158) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-206-501 A | 1977-09-01 | 1 | 54.33 KB | Two-Way Long Haul Trunk Circuits (SD-2H157 and SD-2H158) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-207-501 | 1977-09-01 | 3 | 407.73 KB | Dial Pulse Repeater Circuit/Pulse Correction (SD-2H155) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-208-301 | 1976-12-01 | 1 | 1.15 MB | Impedance Balancing Procedures on SD-2H182 (Centrex Attendant Trunk Circuit) Arranged for 4-Wire to 2-Wire Conversion - No. 2 and No. 2B Electronic Switching Systems |
| 232-209-501 | 1977-09-01 | 3 | 479.46 KB | Foreign Exchange Trunk Circuit (SD-2H174) - Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-211-501 | 1976-12-01 | 1 | 570.12 KB | Long Haul Foreign Exchange Trunk Circuit (SD-2H180) - Operational Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-211-501 A | 1977-09-01 | 1 | 57.47 KB | Long Haul Foreign Exchange Trunk Circuit (SD-2H180) - Operational Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-212-501 | 1976-06-01 | 2 | 1.57 MB | 6-Port Conference Circuit (SD-2H176) - Operational Tests - No. 2 and No. 2B Electronic Switching Systems |
| 232-213-501 | 1980-10-01 | 1 | 2.91 MB | 6-Port Conference Circuit (SD-2H212-01) - Operational Tests - No. 2/2B Electronic Switching System |
| 232-300-100 | 1979-09-01 | 2 | 25.38 MB | General Description - No. 2B Electronic Switching System |
| 232-302-305 | 1979-04-01 | 1 | 972.09 KB | Automatic Office-to-Office Testing Procedures - No. 2B Electronic Switching System |
| 232-302-514 | 1979-12-01 | 2 | 1.34 MB | Cutover and Precutover Procedures for Turnover/Cutover Interval - No. 2B Electronic Switching System |
| 232-303-301 | 1981-09-01 | 3 | 7.44 MB | Teletypewriter Operating Procedures - No. 2B Electronic Switching System |
| 232-304-101 | 1983-01-01 | 1 | 469.33 KB | Change in Program Store Word - Description - No. 2B Electronic Switching System |
| 232-304-301 | 1978-10-01 | 2 | 1014.10 KB | Updating Program Store Translation Information - No. 2B Electronic Switching System |
| 232-304-304 | 1979-02-01 | 1 | 1.10 MB | Procedures for Changing Program Store Words (2B-EF-2) - No. 2B Electronic Switching System |
| 232-305-101 | 1980-09-01 | 2 | 2.51 MB | General System Maintenance - No. 2B Electronic Switching System |
| 232-305-103 | 1977-01-01 | 1 | 4.92 MB | Maintenance Handbook - No. 2B Electronic Switching System |
| 232-305-103 | 1981-06-01 | 2 | 30.70 KB | Maintenance Handbook - No. 2B Electronic Switching System |
| 232-305-301 | 1977-12-01 | 1 | 714.22 KB | System Recovery Guidelines - No. 2B Electronic Switching System |
| 232-305-302 | 1981-02-01 | 2 | 745.71 KB | Analysis of Main Store Problems - No. 2B Electronic Switching System |
| 232-306-301 | 1980-06-01 | 2 | 3.49 MB | Control and Display Procedures - No. 2B Electronic Switching System |
| 232-306-501 | 1976-05-01 | 1 | 3.42 MB | Maintenance Control and Display Panels - Tests - No. 2B Electronic Switching System |
| 232-308-301 | 1979-05-01 | 1 | 1.72 MB | Administrative Data Link - Procedures - No. 2B Electronic Switching System |
| 232-309-101 | 1978-01-01 | 2 | 7.89 MB | 2B Processor Description - No. 2B Electronic Switching System |
| 232-309-102 | 1976-07-01 | 1 | 10.06 MB | 3A Central Control and Control Panel - Functional Description - No. 2B Electronic Switching System |
| 232-309-103 | 1977-05-01 | 2 | 6.60 MB | 2B Processor - Functional Description of Main Store - No. 2B Electronic Switching System |
| 232-309-104 | | 1 | 3.33 MB | 2B Processor - Functional Description of System Status Panel - No. 2B Electronic Switching System |
| 232-309-105 | 1976-01-01 | 1 | 5.49 MB | Functional Description of Tape Data Facility - No. 2B Electronic Switching System |
| 232-309-106 | 1983-02-01 | 1 | 438.67 KB | Processor Tape Handling Conventions and Precautions - No. 2B Electronic Switching System |
| 232-309-107 | | 1 | 3.43 MB | 2B Processor - Functional Description of TTY Facilities - No. 2B Electronic Switching System (ESS) |
| 232-309-108 | 1976-01-01 | 1 | 3.18 MB | 2B Processor - Functional Description of Input/Output Control Circuit - No. 2B Electronic Switching System |
| 232-309-111 | 1975-09-01 | 1 | 6.94 MB | No. 2B Hardware and Supporting Documentation - No. 2B Electronic Switching System |
| 232-309-305 | 1977-09-01 | 1 | 1.03 MB | 2B Processor - Tape Data Facility - Operating Procedures - No. 2B Electronic Switching System |
| 232-309-305 A | 1978-06-01 | 1 | 28.52 KB | 2B Processor - Tape Data Facility - Operating Procedures - No. 2B Electronic Switching System |
| 232-309-306 | 1981-02-01 | 2 | 954.05 KB | Processor Tape Handling Procedures - No. 2B Electronic Switching System |
| 232-309-705 | 1978-03-01 | 2 | 1.48 MB | 2B Processor - Tape Data Facility - Maintenance Procedures - No. 2B Electronic Switching System |
| 232-309-705 A | 1978-06-01 | 1 | 33.01 KB | 2B Processor - Tape Data Facility - Operating [sic, Maintenance] Procedures - No. 2B Electronic Switching System |
| 232-313-301 | 1978-04-01 | 2 | 2.04 MB | System Initialization Procedures - No. 2B Electronic Switching System |
| 232-315-501 | 1981-04-01 | 3 | 1.74 MB | Office Alarm Tests - No. 2B Electronic Switching System |
| 232-315-501 A | 1981-12-01 | 1 | 36.11 KB | Office Alarm Tests - No. 2B Electronic Switching System |
| 232-316-301 | 1976-03-01 | 1 | 332.51 KB | Checking and Resetting System Clock - No. 2B Electronic Switching System |
| 232-317-301 | 1983-02-01 | 3 | 1.19 MB | Dial Tone Delay Alarm - Operation - No. 2/2B Electronic Switching System |
| 232-324-101 | 1977-04-01 | 1 | 272.57 KB | Office Data Administration Program - Description - No. 2B Electronic Switching System |
| 232-324-301 | 1980-10-01 | 2 | 1.46 MB | Office Update Procedures Using Regional Office Data Administration Program and/or New Generic Program (2B-EF-1) - No. 2B Electronic Switching System |
| 232-324-302 | 1980-07-01 | 2 | 1.74 MB | Office Update Procedures Using Regional Office Data Administration Program and/or New Generic Program (2B-EF-2) - No. 2B Electronic Switching System |
| 232-325-501 | 1980-05-01 | 3 | 1.85 MB | System Evaluation - No. 2B Electronic Switching System |
| 232-327-303 | 1983-02-01 | 3 | 619.75 KB | Formatting Changes in Program Store - Manual Translation Modification Procedure - No. 2B Electronic Switching System |
| 232-327-314 | 1980-06-01 | 2 | 2.26 MB | Manual Translation Modification Procedure (2B-EF-1) - Adding Additional Trunks/Service Circuits - No. 2B Electronic Switching System |
| 232-327-314 X1 | 1980-06-01 | 2 | 381.94 KB | Adding Additional Trunks/Service Circuits - Reproducible Forms |