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BELL SYSTEM PRACTICES
AT& TCo Standard
1.
GENERAL
1.01
This section contains information on the
2514B (MD) and 2514BM telephone sets (Fig.
1 and 2).
1.02
Reissued to:
•
Revise mounting cord jack code, Fig. 2
Show spare terminals, Fig. 1 and 2.
•
1.03
When polarity guard is required in these
sets, connect guard assembly as shown in
A.
Table
SSP
Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado Feb 07,2012 23:37:26
502-582-404-i05_1979-09-0l.jpg
SERVICE
25148 AND 2514BM TELEPHONE SETS
CONNECTIONS
NOTICE
Not for use or disclosure outside the
Bell System except under written agreement
Printed in U.S.A .
TABLE A
POLARITY GUARD CONNECTIONS
[819040528 (P-90D052)
REMOVE FROM
WIRE
COLOR
OR
LEAD
Dial
BK
Line
w
Switch
Headset
and
S-R
Flash
Key
Polarity
G
w
Guard
Note:
For use when specified by local instructions for end
to-end signaling installations.
SECTION 502-582-404
Issue 5,
September 1979
GUARD ASSEMBLY]
CONNECT TO
POLARITY
NE T.
NET.
GUARD
T
RR
s
c
c
s
RR
c
Page 1
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Summary of Contents for AT&T 2514B
- Page 1 SERVICE 25148 AND 2514BM TELEPHONE SETS CONNECTIONS GENERAL TABLE A 1.01 This section contains information on the POLARITY GUARD CONNECTIONS 2514B (MD) and 2514BM telephone sets (Fig. [819040528 (P-90D052) GUARD ASSEMBLY] 1 and 2). REMOVE FROM CONNECT TO WIRE 1.02...
- Page 2 SECTION 502-582-404 HEADSET G3- TYPE DIAL 241-TYPE NET. JACKS AMPL HANDS(T (BK) (0-BK) " (5-R) (BL) (R ) (W·G) (W-BR) (Y-G) (W-G) (BK) (BR) IBK-5) (BK) (S-BK) (s-v J O R G (O- W) NOTES' (W-0) CONNECT TO P AND RING TO COI'MON OR PRIVATE LINE RINGER CIRCUIT AT (BR)
- Page 3 :�: : 153-TYPE LINE 623068 T�. 642A HEADSET LINE N1-TYPE DIAL 2418 HEADSET 6160 H4DU G15A ADAPTER. 625- Alll JACK STRIP FLASH KEY SWITCH HAMlSET WIRE RINGER AIIPL JACKS JACK HAMlSET TYPE CONN BLK (NOTE 2) c;:f DSAII (NOTE 3) CORD "TG OR 740 CONN BLK...