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Northern Telecom IMAGINATION QSK450, Общее описание, установка и техническое обслуживание

Общее описание продукта Northern Telecom IMAGINATION QSK450 включает в себя информацию о его установке и обслуживании. Пользователи могут скачать бесплатное руководство по эксплуатации на нашем сайте. Загрузите его сейчас на manualshive.com.

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TCI Library:   www.telephonecollectors.info

OCR = Yes

Содержание IMAGINATION QSK450

Страница 1: ...info OCR Yes Northern Telecom Limited Product Imagination Series Telephone Set Alexander Graham Plane Type 450 Northern Telecom Practices 502 9031 200 Issue Date May 30th 1978 Purpose Description Ins...

Страница 2: ...ilar except that the QSK450 type set is equipped with a three conductor round spade tip ended mounting cord The QSQM450 type set is equipped with a four conductor flat plug ended mounting cord Tradema...

Страница 3: ...ned apparatus is the responsibility of the customer For maintenance of company owned apparatus field maintenance should be limited to cleaning and adjusting line switch contacts and replacing the comp...

Страница 4: ...L2 L2 SL2 SL2 L2 G LI LI LI LI LI y G G G j G Aux BK L3 Ringer BK a G G G LI s S R B R K K K K K LineSwitch S BL L3 L3 L3 L3 L3 G L3 L3 L3 L3 G Indicatesdead dress For sets equipped with NE D3BNof NE...

Страница 5: ...M PIECEPART DESCRIPTION QSK450A QSQM450A NO NUMBER 1 P0251028 Screw 4 2 P0565018 Screw 3 3 P0502646 Screw 2 7 P0297882 Rivet 2 10 P096D326 Foot 3 11 P0565876 Volume Control I 18 P0569400 Base 1 218 P0...

Страница 6: ...CI Library www telephonecollectors info 0 I I r v e SECTION 502 9031 200 Vl W HCMllN ASSEMBLY OF A l INE CORO tTt M 70 FROM THE 80TTOM Of ht Fig 3 Exploded View of 450 TypeTelephone Set Jeff Lamb i112...

Страница 7: ...P0564900 P0563479 P05648 P0563478 NE Tl NE Ul or QUUIA NE H4CJ oiscRIPTION Screw Screw SeeNote Transmitter Gasket Cover ReceiverCup Instrument SectionAssy Transmitter Cup Assy Transmitter Unit Receive...

Страница 8: ...nections STEP PROCEDURE CHART2 SUBSTITUTION OFTHEDIAL 1 Remove the housing according to Chart 1 Step 1 2 Disconnect the dial leads 3 Remove the dial 4 Replace the dial See Table C for connections STEP...

Страница 9: ...wiring Contacts on line switch do not close Open mounting or handset cord Defective receiver unit or short circuit varistor Dial shunt contacts closed Open network Line switch contacts do not close CO...

Страница 10: ...versed at telephone set Dial shunt contacts do not close Open or short circuit receiver unit or handset cord Open induction coil in network Line switch contacts do not open Defective transmitter unit...

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