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LINE AND RINGER CONNECTIONS FOR 500R/S TELEPHONE SET E/W C4B RINGER
WIRE
OR
LEAD
Mtg Cord
in Set•
Strap
from G
Term. on
to
Net.
C4B
Ri'lger
Mtg Cord
at Conn.
Block*
(Line only)
• Only the optional mounting· cord leads are shown in the table. Connections for the remaining mounting cord leads
are shown in Fig. 20.
( ) Current color code
]
[
MD color code
Scanned by Frank Harre!J, {Cowboy Frank) Castle Rock, Colorado Jan 29, 2012
INDIV
OR
COLOR
BRIDGED
DIAL
(W-BL)
G
, [G ]
F
[ G ]
(R)
K
(BK)
G
(G-W)
Ring
[R ]
(W-BL)
Tip
, [G ]
(BL-W)
Ring
[BR-G]
TABLE H
RINGER LEAD CONNECTIONS
TO SILENCE RINGER PERMANENTLY
FOR SOOU AND 501 U TELEPHONE
SETS
CLASS OF
RINGING SERVICE
Individual or Bridged
Tip Party
Message Rate
Zone Registration
K
XBR with AMA
Tip Party
S X S with AT
B
S X S with AMA
MOD XBR with
AMA
For all classes of service except those
listed above:
to
5
Connect (Y) strap
stead of terminal
on terminal strip.
23:55:54
ISS 2, SECTION 502-50 1 - 1 1 5
RING
PARTY
MAN.
DIAL
MAN.
G
F
E2
E2
El
El
K
G
Ring
Tip
Ring
RINGER LEAD
5
R
BK
5-R
A
K
K
A
G
B
K
K
K
G
terminal 6 in-
TIP PARTY
NO IDENT
GROUND
DIAL
MAN.
F
E2
El
El
K
G
Tip
Ring
Tip
19
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