AT&T Bell System Practices 881A102 Manual page 6

SECTION 503-200-108
TABLE B
LINE AND RINGER CONNECTIONS t
INDIVID. TIP PARTY
RING
WIRE OR LEAD COLOR OR
PARTY NO IDENT IDENTIFYING GROUND
BRIDGED GROUND 1000_'2 2650_'2
Inside Wire at R R R R R R
Jack G G G G G G
Y Y Y Y Y Y
BK B B B B B
623P4 Line Jack R A A L1 F F
Assy G L1 L1 A L2 L2
Y G G G G G
BK L2 L2 L2 * *
Ringer R K K K K K
S-R * * * *
L1
S * * * L1 *
BK L1 G G G G
Line Switch Y A A A L2 L2
W F F F B B
• Insulated and stored.
t For accessto setwiringfollow applicable stepsin Part 4.
TABLE C
MODIFICATIONS FOR 1A1 OR 1A2 KTS*
NETWORK TERMINAL
LEAD COLOR REMOVE CONNE(_T
FROM TO
S A L2
Y A L2
Line
BR C G
Switch
G L1 A
W F C
623P4 Line
G L1 F
Jack Assy
Ringer BK L1 F
* For access to telephone set wiring follow applicable
steps in Part 4.
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