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ISS 2, SECTION 502-600-100 To install the faceplate and mat when (5) Engage tabs to the left side of key opening 2.06 associated with a one·piece bezel: so that the retainer tabs contact the bottom surface and the retainer base rests on the top (1) Slide faceplate and mat into bezel.
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SECTION 502-600-100 REAR Fig. 3-Housing With Two-Piece Bezel Assembly Installed Install the keys (590- and 650-series) in the (4) Depress the top button of the installed key 2.12 early production telephone sets as follows: as in ( 2 ) a n d h o ld its l a t c h b a r in the forward-most position as in (3).
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ISS 2, SECTION 502-600-100 (2) Lift key out of key frame disengaging key latch arm from pivot bar. E-4646 DESIGNATION STRIP (PORTION REMOVED) KEY COLL A R (3) Turn key counterclockwise and unplug 508- and 509A-type plugs (Fig. 7). (4) Remove contact strips from key module. Install keys (635-type) in current production 2.14 telephone sets as follows:...
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SECTION S02-600-1 00 Fig. 5-Housing Retaining Screws Due to the difference in shape of the Note: buttons on early and current production key modules these k e y s are not comp atible appearance wise and should not be intermixed in the same telephone set.
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ISS 2, SECTION 502-600-1 00 TERMINAL COVER Fig. 7-Typical Connections to 635-Type Key to the section on modular keys in Division 512 equipped with 2 contact strip assemblies 2.14(1)(c) for details on installing the •insulator/insulating and a piggy-back adapter •840155501 (Fig. 10)• accommodates the slate 508-type mounting cord detail) .•...
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SECTION 502-600-100 Fig. 9-Current Production 635-Type Key and Collar 840151039 840151047 NOTE: LEAD END OF EARLY PRODUCTION STRIPS WERE BENT AT A DEGREE ANGLE Fig. 8-Contad Strip Used With 635-Type Keys Fig. 1o.--.a 1 0155501 Adapte .. (2) Remove button and cap. and stored by taping a P-46C265 cover over the (3) Place button stop over lamp (Fig.
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ISS 2, SECTION 502-600-100 --1119 APPARATUS BLANK AND STORED Fig. 13-lnsulating and Storing 508-Type Plugs on Ill B Apparatus Blank Fig. 11-Biocking Ring Installed In 590 or 650 Series (2) From rotary to either 10- or 12-button Keys TOUCH-TONE service, dial mounts directly to frame assembly.
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SECTION 502-600-100 (2) Remove dial mounting plate (do not disconnect leads). (3) Remove right-hand dial mounting screw. (4) Put screw through mounting hole from component side of circuit board (in kit of parts). (5) Replace screw in dial mounting plate. (6) Replace dial mounting plate.
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ISS 2, SECTION 502-600-100 REMOVED P-44E410 P-44E410 BRACKET BRACKET (UNMODIFIED) (MODIFIED) Fig. 16-- B u:n:er Mounting Brocket Assemblies P-900033 PRINTED WIRING BOARD Fig. 1a_.P-90D033 Printed Wiring Boord. Fig. 17--*Mounting Location For Second KS-8109L1 Bu:zz e ... (7) •Install plug assembly by connecting appropriate leads of plug to extend lead through the (5) Replace screw...
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SECTION 502-600-100 (8) Replace set housing Speakerphone Transmitter .• Telephone sets that are intended for use 2.31 Polarity Guard with speakerphone can be modified by To install a polarity guard any TOUCH-TONE installing a 667-type transmitter (Fig. 20) for early 2.30 production sets or a 679A transmitter (Fig.
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SECTION 502-600-1 00 KEY FRAME LOCKING SCREWS Fig. 23--Key frame Raised on Early Procduction Telephone Set (3) Disconnect ringer leads. (4) Remove N1A or TlA ringer mounting screws from underside of baseplate (Fig. 24) or loosen captive screws of D1-type ringers (Fig. 25).
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ISS 2, SECTION 502-600-100 fig. 2�ear VIew of Pivot Bar (Current Produdlon Fig. 25-Locatlon of Mounting Screws for 01-Type Set Equipped with 635-Type Keys) Ringers operated key on early production sets refer to 2.12 and Fig. 6 for positioning information on these keys .•...
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SECTION 502-600-1 00 printed circuit board and terminal screw of TBVI of the cord assembly. This condition can be corrected by replacing P-180801 5/16-inch machine screw with P-180800 1/4-inch binder head machine screw. The longer screws were used in D50B, Note: D80B, D120B, and D200B cord assemblies.
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