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Summary of Contents for 595 Series

Page 1: ...swit ching to either th e distant talk fea ture and loudspeak er or to th e regular telephon e set for normal use as required 1 03 Thi s telephon e equipment is install ed only up on issu an ce of a service order or other proper auth orization 2 DESCRIPTION 2 01 Th e 595B 3 distant talkin g telephon e set as show n in Fig 1 consists of three units Th e 592B 3 teleph one set th e 758A 3 louds peak ...

Page 2: ...TCI Library https www telephonecollectors info 5928 3 TELEPHONE SET NCOMING SERVICE 42A TYPE CONN BLOCK Fig I Complete 595B 3 Telephone Set 105 125 V AC COMMERCIAL POWER SUPPLY ...

Page 3: ...utton whe n the button is pressed to opera te the telepho ne set as a distant talking facility The OFF butt on is used to disco nne ct the tele phone set from the dist ant talkin g featur e and to rest ore it for normal use 2 05 The transmitter micropho ne consists of a mod ified Ul rec eiver unit mount ed in a soft neop ren e cushion asse mbl y 2 06 For ad dit ional informati on pertaining to com...

Page 4: ... inside for mounting cord connections These are en closed in a rectangular thermoplastic housing and metal grill The 5 1 2 foot mounting cord is equipped with a wing type band for fastening to a 42A type connecting block The base of the speaker is provided with an adhesive type friction pad KS 14964 Control Unit 2 08 The KS 14964 control unit as shown in Figs 3 and 4 consists of an assembly of ele...

Page 5: ... conduc tors A clamp is provided for fastening the cable to the unit 2 09 Included in the KS 14964 control unit are the trans mitting and receiving amplifiers KS 14990 amplifier power supply and associated circuits The power supply fur nishes the plate supply for the amplifiers of both receiving and transmitting circuits power for the pilot lamp in the telephone set and power to operate the U200 r...

Page 6: ...ircuits are mounted on a single plug in type plastic card which fits into an elongated socket in the base of the control unit see Figs 4 and 5 3 USE AND OPERATION 3 01 The 595 typ e distant talking telep hone set is designed for use on individual line service or with sepa rately mounted 6000 se ries keys of IA or A l key te lephone equip ments TUBE RETAINER AMPLI Fl ER SOCKET Fi 5 KS 14900 Amplifi...

Page 7: ...the telephone microphone apply to the distant talking set Noisy locations and those with poor acoustics will also affect the quality of transmission 3 05 To hang up or have the equivalent of switchhook oper ation at the completion of a distant talking conversation the OFF button must be pressed which returns the telephone set to a normal condition The pilot lamp will go out when the OFF button is ...

Page 8: ...with the work 4 02 To connect the components of the distant talking set use two 44A connecting blocks mounted on a 168B type backboard with a lOlC type cover Connect the telephone set cord the control unit wiring cable incoming service extension or common ringer to the connecting block terminals as shown in Fig 6 Telephone Set 4 03 The 592 type telephone set should be located and mounted as descri...

Page 9: ...RIP KS 14964 I CONTRO L UNIT I NOTE I NOTE I 1 2 NOTES I DEA I 1 BALA NCE L D END EADS THE CH I 8 r D T IN E GA 9 2 I II I 3 1 5 s OTEI 10 NO TE I 3 7 OONDUCTO R AND ERM A G 4 FORM ONT INAL STRIP SHO WN IN Fl 2 STRAPTO NGER BRIDGE RI TO INDIVID UAL L INE I R W I 9 i4 SlR AP LOUD e I I IQ _ o I NOTE 2 SPEAKER 9 G Y I I I I 1 r __ R 3 BL S L 1 4 11 I I G a MATE I 1 5 I I INSID E WIRE I R2FK 3 I 4 2A...

Page 10: ... Contact sequence a Removing Hanclset 1 cb closes before de 2 fg opens b Restoring Handset 1 fg closes 2 de opens before cb TRANSM ITf R MICROPHONE Note 2 Manual service a Replace dial with 95A 3 appara tus blank b Move green lead from F to RR on th e network Fig 7 The 592 Type Telephone Set Wiring Diagram ...

Page 11: ...tivene ss of the loud speaker and should be avoided Aiso caution th e subscrib er aga inst placin g obj ects in front of the speak er and against att emptin g to move th e speak er too close to th e telephone set whi ch contains th e microphone 4 08 Have the subscriber mak e a talking test to find the best location for the loud speaker In 10 st cas es the sub scriber may be most comfortable with t...

Page 12: ...e power cord is 6 feet long This set will not operate on de power e When the control unit is to be attached to desks or wall surfaces be guided by considerations covered in Section C31 145 Subscriber and Telephone Sets for Indoor Locations Installation 4 11 hen a backboard is required the 147A 165A or other suitable backboard may be used and attached in the same manner as subscriber set backboards...

Page 13: ...of foreign matter that could interfere with the proper operation of the equipment Telephone Set 5 03 The window strip assembly is mounted to the housing by means of snaps and may be removed by lifting it out at each end with the point of a screwdriver or other similar tool inserted under the end of the strip The spring prong fasteners of the snap remain captive in holes in the strip 5 04 If troubl...

Page 14: ...ave foreign matter imbedded in them to an extent which might scratch the surfaces on which the set is placed If necessary the feet may be cleaned by brushing with a stiff bristle brush 5 11 Feet that cannot meet the requirements in 5 10 shall be equipped with triangular friction pad KS 8035 If the telephone set is already equipped with friction pads and they do not meet requirements replace with n...

Page 15: ...0 amplifier should be replaced with a serviceable one to give a quick indication that the trouble is in the amplifier 5 Disconnect the power supply to the control unit each time the amplifier or its tubes are pulled out of the sockets The amplifier is held in place by a retainer as shown in Fig 4 which must be removed to free the amplifier Extreme care must be exercised in removing the KS 14990 am...

Page 16: ...a service able one 6 SUPPLIES 6 01 Thi s sec tion contains replacement parts that are pecu liar to the 595 type distant talking telephone set Index Ordering Information and Description Amp lifier Amplifier KS 14990 Plastic card with print ed circuit and tubes to amplify receiving and tran smi tt ing cir cuits Appara tus Blank Blank Apparatus 95A 3 Covers dial opening when teleph one set is used fo...

Page 17: ...tic housing for loudspeaker P 14AZ60 Housing Assembly Housing for 592 ty pe telephone set includ ing plungers and handhold cover P IZA8S6 Button Clear plastic ON or OFF button P 14A2S3 Knob Plastic knob for potentiometer Lamp SIA Pilot lamp that lights the ON button Holder Lamp SSA Socket for SIA lamp Loudspeaker 7S8A 3 Complete loudspeaker with cord P 14A241 Microphone and Control Unit Assembly C...

Page 18: ... Telephone 595A 3 Complete manual distant talking set In cludes 592A 3 telephone set control unit and loudspeaker Set Telephone 595B 3 Same as 595A 3 equipped with dial P 12A888 Coil Spring l eturns ON or OFF button Transmitter Microphone 655A Complete microphone with neoprene gas ket Tubes Vacuum CK512AX Subminiature tubes for KS 14990 amplifier 2 required Tubes Vacuum 3V4 Miniature tubes for KS ...

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