Bell System Practices 911A1 Manual Download Page 4

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"Ill

""'

INSlOE

WIRE

625-HPE

04BU�29

623P4

(NOTE 31

CONN BLK

�:TG

.JA�I'.

CORrJ

ASSY

TIP

(G)

f----------7

NOTES:

SET �IRED FOR INDIVIOUAL OR BRIDGED RINGING.

2. WHEN USED Willi KTS,

ENT

A FALSE

HOLD CONDITION �lN GOING ON-HOOI<. THE

TIP AND

RING

LIN[ SWITCH

CQrHACTS

'lUST

BRlAK BEFORE THE � LEAD CONTACTS

BREAK.

(FIELD ADJUSTMENT OF LINE SWITCH NOT

RECOMI'ENDED.)

3. l.lHEN USED WITH lA I O R IA2 KTS THE

(BK) AND {Y) LEADS BECOME A AND AI

AND

n£

{m) LIN£ SWITCH L

t41ST

MOVED FROM L2 TO

OF t£MRK.

INSULATED AMJ STOR£0

RINGER

(NOTE

soon

(5)

165on

(5-�)

LINE

NETWORK

SWITCH

(NOTE 2:1

DIAL

CORD

REEL

TRNTR

Fig. 3-2911 A 1-03 Telephone Set, Connections

BSP 503-200-105-i01_1978-07-04.jpg Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado Feb 08,2012 18:32:41

Summary of Contents for 911A1

Page 1: ...er The customer buys the housing and handset from the telephone company and the telephone company retains ownership of the transmission and signaling components 2 02 Refer to Table A for available codes and Fig 1 2911A1 03 Telephone Set with Cover Open ordering information 1 02 Whenever this section is reissued the reason for reissue will be listed in this paragraph 2 03 These telephone sets are i...

Page 2: ...COMPANY OWNED COMPONENTS 4 01 When it is desired to discontinue telephone service of the 911A1 or 2911A1 DESIGN Page 2 LINE telephone set remove the telephone company owned components that are screwed to the lower housing or can otherwise be easily removed 1 Unplug the cord from the handset and remove the handset from the telephone set Note If the 5C cord reel is removed disconnect spade tipped le...

Page 3: ...CH NOT RECO ENOEO WHEN USED WITH AI OR IA2 KTS THE BK AND Y LEADS BECOME A AND AI ANO THE BR LINE SWITCH LEAD p u5T BE I OVEO FROM L2 TO G OF NETWO INSULATED ANO STeREO OP DIAL PULSE ON DIAL OFF NCRMAL 62 3P4 JA f ASSY G RINGER NOTE I I LINE SWITCH NOTE 21 BK r C 1 lL1 d 5oon ef w BK NETWORK R L 0 e BL tiBL Wl d L E i G L2 l a 1 j b tiBRI c i DIAL BL IBLI top Fig 2 911A 1 03 Telephone Set Connecti...

Page 4: ... CONTACTS BREAK FIELD ADJUSTMENT OF LINE SWITCH NOT RECOMI ENDED 3 l lHEN USED WITH lAI OR IA2 KTS THE BK AND Y LEADS BECOME A AND AI AND n m LIN SWITCH LEAD t41ST Bf MOVED FROM L2 TO G OF t MRK INSULATED AMJ STOR 0 RINGER NOTE I IRK soon soon 5 165on 5 LINE NETWORK SWITCH NOTE 2 1 G rwi DIAL Ll CORD REEL _ t I v 1 L L Ib R I 0 I TRNTR Fig 3 2911A1 03 Telephone Set Connections BSP 503 200 105 i01_...

Page 5: ...side G G G G G G Wire at Conn Blk y y y y y y BK B B B B B R A A Ll F F 623P4 G Ll Ll A L2 L2 Line Cord Jack Assy y G G G G G BK L2 L2 L2 R K K K K K S R Ll Ringer s Ll BK Ll G G G G w F F F B B BL c c c Line BlrW A A A Switch BR L2 L2 L2 c c s L2 L2 L2 A A Insulated and stored Page 5 BSP 503 200 105 i01_1978 07 05 jpg Scanned by Frank Harre Cowboy Frank Castle Rock Colorado Feb 08 2012 18 32 59 ...

Page 6: ...G G G Wire at Conn Blk y y y y y y BK B B B B B R A A Ll c c 623P4 G Ll Ll A L2 L2 Line Cord Jack Assy y G G G G G BK L2 L2 L2 R K K K K K S R Ll Ringer s Ll BK L l G G G G w F F F B B G Ll Ll A Ll Ll Line BL c c c Switch BL W A A Ll BR L2 L2 L2 F F s L2 L2 L2 A A Insulated and stored Page 6 BSP 503 200 105 i01_1978 Q7 6 jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Feb 08 2012 18...

Page 7: ...h Note 1 623P4 R c s Line Cord Note 2 Jack Assy Polarity G RR Guard w c Notes 1 If wired for bridged service ring party tip party with no identification ground or lAl or 1A2 KTS 2 lf wired for tip party with identification ground BSP 503 200 105 i01_1978 07 07 jps Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Feb 08 2012 18 33 31 ISS 1 SECTION 503 200 105 Page 7 7 Pages ...

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