AddDescription " Numerical Index Divison 502, Common Battery Station Sets" 502-000-000-i??_????-??-01. AddDescription " Call Director Telephone Sets, Selection" 502-000-010-i??_????-??-01. AddDescription " Key telephone sets, standard features and options, basic wireing requirments" 502-110-100-i??_????-??-01. AddDescription " Non-Key telephone sets, conversion to 1A1 or 1A2 key systems" 502-110-102-i??_????-??-01. AddDescription " Selection of Indoor Locations" 502-120-200-i??_????-??-01. AddDescription " Selecting Outdoor Locations" 502-120-202-i??_????-??-01. AddDescription " AC1 and AD1 telephone bases, used with 220A, 1220A and 2220B Trimline sets Reference" 502-303-101-i??_????-??-01. AddDescription " 220, 226, 2220 and 2226 hand telephone sets Ident, Instlation, Connections Maintanince" 502-303-102-i??_????-??-01. AddDescription " 211 hand telephone sets Service" 502-320-400-i??_????-??-01. AddDescription " 212L hand telephone sets Service" 502-320-401-i??_????-??-01. AddDescription " AC1 and AD1 telephone bases, with 220A, 1220A and 2220B hand telephone sets (Trimline) Service" 502-322-400-i??_????-??-01. AddDescription " 440, 460 Type Telephone Sets, Identification and assembly of parts Identification and Assembley" 502-435-100-i??_????-??-01. AddDescription " 440, 460 Type Telephone Sets, Maintenance" 502-435-300-i??_????-??-01. AddDescription " 440, 460 Type Telephone Sets, Service" 502-435-400-i??_????-??-01. AddDescription " 462AC, 466AC Type Telephone Sets, Service" 502-435-401-i??_????-??-01. AddDescription " 540, 560, 1560 and 2560 telephone sets, Service" 502-500-120-i??_????-??-01. AddDescription " 554BNS, 2554BNS Telephone sets Identification, Installation, Maintenance" 502-501-100-i??_????-??-01. AddDescription " 500A/B 500C/D 500J/K, 501A/B/ 501C/D 501J/K, 554A/B, 554F, 556A/B Reference" 502-501-101-i??_????-??-01. AddDescription " 502-, 510-, 511-, 515-, 555-, 558- Reference" 502-501-102-i??_????-??-01. AddDescription " 500E/F, 500H, 500L/M, 500P, 500R/S, 500U, 500W, 500Y, 500AD, 501F, 501P, 501U, 514B, 516B (specialty rotary) Reference" 502-501-115-i??_????-??-01. AddDescription " 525 and 526 (weatherproof) Reference" 502-501-117-i??_????-??-01. AddDescription " 503B, 503C, 503CM and 513B telephone sets Reference" 502-501-120-i??_????-??-01. AddDescription " 1500D, 1554B (10 button desk-wall) Reference" 502-502-101-i??_????-??-01. AddDescription " 2500D, 2554B (12 button desk-wall) Reference" 502-503-101-i??_????-??-01. AddDescription " 2503 telephone sets Reference" 502-503-120-i??_????-??-01. AddDescription " 500A/B telephone sets Service" 502-521-401-i??_????-??-01. AddDescription " 500C/D (standard rotary desk) Service" 502-521-402-i??_????-??-01. AddDescription " 500J/K telephone sets Service" 502-521-403-i??_????-??-01. AddDescription " 501A/B telephone sets Service" 502-521-404-i??_????-??-01. AddDescription " 501C/D amd 501CM/DM telephone sets Service" 502-521-405-i??_????-??-01. AddDescription " 501J/K telephone sets Service" 502-521-406-i??_????-??-01. AddDescription " 554A/B and F telephone sets Service" 502-521-410-i??_????-??-01. AddDescription " 556A/B telephone sets Sercice, Connections" 502-521-411-i??_????-??-01. AddDescription " 1500D (10 button desk) Service" 502-522-401-i??_????-??-01. AddDescription " 1554B (10 button wall) Service" 502-522-402-i??_????-??-01. AddDescription " 2500D (12 button deak) Service" 502-523-401-i??_????-??-01. AddDescription " 2554B (12 button wall) Service" 502-523-402-i??_????-??-01. AddDescription " 502A/B and 502BM telephone sets Serice, Connections" 502-531-401-i??_????-??-01. AddDescription " 510A, B, E, F and FM telephone sets Service" 502-531-402-i??_????-??-01. AddDescription " 511A/B telephone sets Service" 502-531-403-i??_????-??-01. AddDescription " 511C/D telephone sets Service" 502-531-404-i??_????-??-01. AddDescription " 556A/B telephone sets Service" 502-531-405-i??_????-??-01. AddDescription " 515B and 515BM telephone sets Service" 502-531-406-i??_????-??-01. AddDescription " 555B, 555BM and 555BMP telephone sets Service" 502-531-407-i??_????-??-01. AddDescription " 558A/B telephone sets Service" 502-531-408-i??_????-??-01. AddDescription " 558C/D telephone sets Service" 502-531-409-i??_????-??-01. AddDescription " 558F and 558FM telephone sets Service" 502-531-410-i??_????-??-01. AddDescription " 1502B telephone sets Service" 502-532-401-i??_????-??-01. AddDescription " 1510F (2-line 10 button desk) Service" 502-532-402-i??_????-??-01. AddDescription " 1511D telephone sets Service" 502-532-403-i??_????-??-01. AddDescription " 1511F/H (2-line, 10 button desk, wired for speakerphone)Service" 502-532-408-i??_????-??-01. AddDescription " 1515B telephone setsService" 502-532-409-i??_????-??-01. AddDescription " 1555B telephone setsService" 502-532-410-i??_????-??-01. AddDescription " 1558D telephone setsService" 502-532-411-i??_????-??-01. AddDescription " 2502B (12 button desk telephone with exclusion and signaling switches) Service" 502-533-401-i??_????-??-01. AddDescription " 2510F telephone setsService" 502-533-402-i??_????-??-01. AddDescription " 2511F, 2511H telephone sets Service" 502-533-403-i??_????-??-01. AddDescription " 2515B and 2515BM telephone sets Service" 502-533-404-i??_????-??-01. AddDescription " 2555B, 2555BM and 2555BMP telephone setsService" 502-533-405-i??_????-??-01. AddDescription " 2558D telephone setsService" 502-533-406-i??_????-??-01. AddDescription " 2563HB telephone setsService" 502-543-400-i02_????-??-01. AddDescription " 564HD telephone sets (no speakerphone or exclusion)Service" 502-541-406-i??_????-??-01. AddDescription " 564HK, 564HL telephone sets (no speakerphone or exclusion) Service" 502-541-407-i??_????-??-01. AddDescription " 565HD telephone sets Service" 502-541-410-i??_????-??-01. AddDescription " 565HK, telephone sets (6 button rotary, no hold feature) Service" 502-541-414-i??_????-??-01. AddDescription " 565HK telephone sets (6 button rotary office phone) Service" 502-541-415-i??_????-??-01. AddDescription " 565LK, 565 LKM telephone sets (4 line rotary office phone) Service" 502-541-416-i??_????-??-01. AddDescription " 2565GK, 2565GKM telephone sets (no hold feature) Service" 502-543-403-i??_????-??-01. AddDescription " 2565HK, 2565HKM telephone sets Service" 502-543-405-i??_????-??-01. AddDescription " 2565LK, 2565LKM telephone sets (equipted with cutoff feature) Service" 502-543-406-i??_????-??-01. AddDescription " 500AD and 500ADM telephone sets Service" 502-580-401-i??_????-??-01. AddDescription " 500E/F and 500EM/FM telephone sets Service" 502-580-402-i??_????-??-01. AddDescription " 501F and 501FM telephone sets Service" 502-580-403-i??_????-??-01. AddDescription " 500H telephone sets Service" 502-580-404-i??_????-??-01. AddDescription " 500L/M and 500MM telephone sets Service" 502-580-405-i??_????-??-01. AddDescription " 500P telephone sets Service" 502-580-406-i??_????-??-01. AddDescription " 501P telephone sets Service" 502-580-407-i??_????-??-01. AddDescription " 500R/S and 500SM telephone sets Service, connections" 502-580-408-i??_????-??-01. AddDescription " 500U telephone sets Service" 502-580-409-i??_????-??-01. AddDescription " 501U telephone sets Service" 502-580-410-i??_????-??-01. AddDescription " 500W/Y and 500WM/YM telephone sets Service" 502-580-411-i??_????-??-01. AddDescription " 514B and 514BM telephone sets Service" 502-580-412-i??_????-??-01. AddDescription " 570 telephone sets (emergency reporting) Service" 502-580-455-i??_????-??-01. AddDescription " 525A/B telephone sets Service" 502-580-437-i??_????-??-01. AddDescription " 526A/B and 526AM/BM telephone sets Service" 502-580-438-i??_????-??-01. AddDescription " 1500M telephone sets Service" 502-581-400-i??_????-??-01. AddDescription " 1500S telephone sets Service" 502-581-401-i??_????-??-01. AddDescription " 1500Y telephone sets Service" 502-581-402-i??_????-??-01. AddDescription " 1514B telephone sets Service" 502-581-403-i??_????-??-01. AddDescription " 2500M and 2500MM telephone sets Service" 502-582-400-i??_????-??-01. AddDescription " 2500S and 2500SM telephone sets Service" 502-582-402-i??_????-??-01. AddDescription " 2500Y and 2500YM telephone sets Service" 502-582-403-i??_????-??-01. AddDescription " 2514B and 2514BM telephone sets Service" 502-582-404-i??_????-??-01. AddDescription " 2526B and 2526BM telephone sets Service" 502-582-415-i??_????-??-01. AddDescription " 630, 1630, and 2630 series telephone sets Common Installation and Maintenance info" 502-600-100-i??_????-??-01. AddDescription " 1634, 1635, 1636, 1637, 1638 and 1639 Telephone Sets, Reference" 502-602-101-i??_????-??-01. AddDescription " 2634, 2635, 2636, 2637, 2638, 2639, 2682 and 2683 Telephone Sets, Reference and Identificationn" 502-603-101-i??_????-??-01. AddDescription " 2662 and 2664 type telephone sets (6 button card dialer for headset) Reference" 502-603-130-i??_????-??-01. AddDescription " 630A, B, C, D and 631A, B, C, D telephone sets Service" 502-610-406-i??_????-??-01. AddDescription " 630DA, 630DAM, 631DA, and 631DAM telephone sets Service" 502-610-407-i??_????-??-01. AddDescription " 634A, B, C, D and 635A, C D Telephone sets, Service" 502-610-409-i??_????-??-01. AddDescription " 636A, B, C and 637A, B, C, D, telephone sets Service" 502-610-410-i??_????-??-01. AddDescription " 634DA and 635DA, telephone sets Service" 502-610-417-i??_????-??-01. AddDescription " 636CA and 637DA, telephone sets Service" 502-610-418-i??_????-??-01. AddDescription " 1636 and 1637 Type Telephone Sets, Service" 502-611-403-i??_????-??-01. AddDescription " 2630D and 2631D, telephone sets Service" 502-612-400-i??_????-??-01. AddDescription " 2630DA, 2630DAM, 2631DA and 2613DAM, telephone sets Service" 502-612-401-i??_????-??-01. AddDescription " 2634D and 2635D, telephone sets Service" 502-612-403-i??_????-??-01. AddDescription " 2636- and 2637-, telephone sets Service" 502-612-404-i??_????-??-01. AddDescription " 2634DA, 2634DAM, 2635DA, and 2635DAM, telephone sets Service" 502-612-409-i??_????-??-01. AddDescription " 2636CA and 2637DA, telephone sets Service" 502-612-410-i??_????-??-01. AddDescription " 2682 and 2683 type Telephone Sets, Connections and Maintenance Service" 502-612-425-i??_????-??-01. AddDescription " 660 Card Dialer Telephone sets Service" 502-617-400-i??_????-??-01. AddDescription " 661 Card Dialer Telephone sets Service" 502-617-401-i??_????-??-01. AddDescription " 662 Card Dialer Telephone sets Service" 502-617-402-i??_????-??-01. AddDescription " 663 Card Dialer Telephone sets with headphone jacks Service" 502-617-403-i??_????-??-01. AddDescription " 2660 Telephone sets Service" 502-619-400-i??_????-??-01. AddDescription " 2662- Telephone sets Service" 502-619-402-i??_????-??-01. AddDescription " 2663A1 Telephone sets Service" 502-619-403-i??_????-??-01. AddDescription " 2664- type telephone sets (6 button card dialer for headset) Service" 502-619-404-i??_????-??-01. AddDescription " 2664- Type Telephone Sets, (6 button card dialer for headset) Connections" 502-660-424-i??_????-??-01. AddDescription " 750, 1750 and 2750, (pannel phones) Copmmon Installationa dn Maintenance Information" 502-700-102-i??_????-??-01. AddDescription " 701B, 702B (rotary Princess) Reference" 502-701-100-i??_????-??-01. AddDescription " 1702B (10 button Princess) Reference" 502-702-100-i??_????-??-01. AddDescription " 2702B (12 button Princess) Reference" 502-703-100-i??_????-??-01. AddDescription " 750 (rotary pannel phone) Reference" 502-705-100-i??_????-??-01. AddDescription " 1750 (10 button pannel phone) Reference" 502-706-100-i??_????-??-01. AddDescription " 2750 (12 button pannel phone) Reference" 502-707-100-i??_????-??-01. AddDescription " 701B (rotary Princess) Service" 502-721-401-i??_????-??-01. AddDescription " 702B (rotary Princess) Service" 502-721-402-i??_????-??-01. AddDescription " 1702B (10 button Princess) Service" 502-722-401-i??_????-??-01. AddDescription " 2701B (12 button Princess) Service" 502-723-401-i??_????-??-01. AddDescription " 712B (2-line rotary Princess with line-1 hold and signaling) Service" 502-724-401-i??_????-??-01. AddDescription " 1712B (2-line 10 button Princess) Service" 502-725-401-i??_????-??-01. AddDescription " 2712B (2-line 12 button Princess) Service" 502-726-401-i??_????-??-01. AddDescription " 701D telephone sets Service" 502-727-401-i??_????-??-01. AddDescription " 702D telephone sets Service" 502-727-402-i??_????-??-01. AddDescription " 711B (2-line rotary Princess with line-1 hold) Service" 502-727-403-i??_????-??-01. AddDescription " 713B and 713BM telephone sets Service" 502-727-404-i??_????-??-01. AddDescription " 1702D telephone sets Service" 502-728-401-i??_????-??-01. AddDescription " 1713B telephone sets Service" 502-728-402-i??_????-??-01. AddDescription " 2702D and 2702DM telephone sets Service" 502-729-401-i??_????-??-01. AddDescription " 2713B and 2712BM telephone sets Service" 502-729-402-i??_????-??-01. AddDescription " 750A (rotary pannel phone) Service" 502-730-401-i??_????-??-01. AddDescription " 1750A/B (10 button pannel phone) Service" 502-731-401-i??_????-??-01. AddDescription " 2750A and B (12 button pannel phone) Service" 502-732-401-i??_????-??-01. AddDescription " 571 (2-line rotary pannel phone) Service" 502-733-401-i??_????-??-01. AddDescription " 1751C and 1751D Service" 502-734-401-i??_????-??-01. AddDescription " 2751C and 2751D Service" 502-735-401-i??_????-??-01. AddDescription " 753A and B telephone sets Service" 502-739-401-i??_????-??-01. AddDescription " 1753A and 1753B telephone sets Service" 502-740-401-i??_????-??-01. AddDescription " 2753A and 2752B telephone sets Service" 502-741-401-i??_????-??-01.