Table Bn. Cdm Ch1 Through Ch8 Connecting Information - AT&T System 85 Installation And Test

The terminating information for the Data Channel Connector cable wiring (Customer End)
connectors 0-11 through CH8 is shown in Table BN.
TABLE B N. CDM CHI Through CH8 Connecting Information
CON
CONNECT TO CUSTOMER
INTERFACE CONNECTOR PIN NO.
CONN
PIN
NO.
DATA LEAD DESIGNATION FOR INTERFACE TYPE
INFOTRON
V.35
(NOTE 1)
5.35
(NOTE 2)
RS-449
(NOTE 1) RS-422
RS-232
(NOTE 3) ITT
INFOTRON
5.35
V.35 RS -449 RS-422 RS-232
I GRD GRD GRD GRD GRD 1 1 1 1
2 TX1 TX1 SDI SDI TX1 OUTI
2 P 4 T 2
3 RX1 RX1 RD1 RD1 RX1 OUT2 3
R 6 Ti 3
4 RTS RTS RS
RTS 4 C 7
4
5 CTS CTS CS CTS
5 D 9 5
6 DSR
DM DSR E II
6
7 SG SG SG SG OUT5 7*
B 19* 7*
8
CO RR CO OUT7 13* F
13 8
9
LL 19* 10
12*
10 RL IN7
14 13*
11 TM OUT6
18 14*
12
20* 16*
13 25* 19*
14 TX2 TX2
SD2 5D2 IN1 21 S 22 R
15 TX CLK1 SCT1 ST1
RD2 SCT IN3 15 Y 5 R1 15
16 RX2
RX2 RD2 IN2 22 T 24
17 RX CLK1 SCR1 Rh 1 SCR
OUT3 V 8 17
18
RX CLK2 SCR2 RT2 OUT4 36 X 26
19 TX CLK2 SCT2 ST2
IN4 34 AA 23
20 DTR TR
DTR INS H 30 20
21
27*
22
29*
23
31*
24
37*
25
IN6
Notes.
1. 37-pin D-type connector
2. 34-pin Winchester connector
3. 25-pin D-type connector
* Strap these terminals together
in the connector.
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