Bell System Practices TOUCH-A-MATIC 2872A1M Identification, Installation, Connections, Operation, And Maintenance page 40

SECTION 503-603-101
TABLE I (Contd)
MOUNTING CORD AND 508 PLUG CONNECTIONS
AMPHENOL
PLUG INSIDE TELEPHONE SET
MTG CD TERMINATIONS SPADE TIP CONDUCTORS FROM
PIN SPADE TIP 508 PLUGS 508 PLUGS.
DESIG NO. COLOR COND. IN J PLUG PLUG PIN COLOR TERM.
MTG. CD COLOR PIN NO. COLOR NO.
I
St)arc 17 O-Y * ]
Spare 4 2 Y-O *
HL 18 G-Y PSB-32
HLG 4 3 Y-G PS B-3:_
SG 19 BR-Y TB1-5
BL 44 Y-BR TB1-6
R or R1 20 S-Y TBI-13
B or B1 45 Y-S Net. K
AC1; 21_ BL-V PSB-30
AC2; 46_ V-BL PSB-31
SPO:!: 22._ O- V *
St)arc 47 V-O Net. T
Rl:!: 23 G-V *
TI:i: 48 V-G *
IR:!: 24 BR-V *
IT:i: 49 V-BR *
LK:!: 25 S-V *
A(;:!: 50 V-S *
......
Tip S 4 G TB1-8
Ring ' S 5 R PSB-12
Pink HL BR-W PSB-32
I
Pink HLG W-BR PSB-33
_
.........
Pink 3 BL *
Pink 2 G TBI-1
Pink 1 Y-BL TB1-3
• Insulate and store.
t 95B1 Power Unit (Touch-A-Matic Power Supply)
:I: Designations for speakerphone options. Refer to Tables B through E.
Nonstandard pin numbers.
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