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Chapter 3 DS1 and E1 Interface Cabling Specifications
DS1/E1 ECM Connector Pinouts and Cable Color Codes (VT Mapped)
Release TR3.2.1
Turin Networks
Page 2-31
DS1/E1 ECM
Connector
Pinouts and
Cable Color
Codes
DS1/E1 ECM connector pinouts and cable color codes are as follows:
•
DS1/E1 ECM Connector Pinouts and Cable Color Codes (VT Mapped)
•
DS1/E1 ECM Connector Pinouts and Cable Color Codes (DS3 Mapped—
G.747)
DS1/E1 ECM
Connector
Pinouts and
Cable Color
Codes (VT
Mapped)
The following table provides standard VT mapped DS1/E1 ECM Telco 64 connector
pinouts and DS1 and E1 cable color codes for cable one (Input) and two (Output)
required for each working card.
There are four Telco 64 connectors on an ECM. The top two connectors are used for
1:1 protection cabling. All four connectors are used for 1:2 protection and unprotected
cabling. Refer to
for DS1/E1 ECM layout.
Table 2-13 DS1/E1 ECM Telco 64 Connector Pinouts and
Cable Color Codes (VT Mapped, DS1 and E1 Cabling)
DS1 and E1 Cards
Tip
Ring
Telco 64
Pins 33–60
Cable
Color Code
Telco 64
Pins 1–28
Cable
Color Code
Port 1/Channel 1/Pair 1
33
White/Blue
1
Blue/White
Port 2/ Channel 2/Pair 2
34
White/Orange
2
Orange/White
Port 3/ Channel 3/Pair 3
35
White/Green
3
Green/White
Port 4/ Channel 4/Pair 4
36
White/Brown
4
Brown/White
Port 5/Channel 5/Pair 5
37
White/Slate
5
Slate/White
Port 6/Channel 6/Pair 6
38
Red/Blue
6
Blue/Red
Port 7/Channel 7/Pair 7
39
Red/Orange
7
Orange/Red
Port 8/Channel 8/Pair 8
40
Red/Green
8
Green/Red
Port 9/Channel 9/Pair 9
41
Red/Brown
9
Brown/Red
Port 10/Channel 10/Pair 10
42
Red/Slate
10
Slate/Red
Port 11/Channel 11/Pair 11
43
Black/Blue
11
Blue/Black
Port 12/Channel 12/Pair 12
44
Black/Orange
12
Orange/Black
Port 13/Channel 13/Pair 13
45
Black/Green
13
Green/Black
Port 14/Channel 14/Pair 14
46
Black/Brown
14
Brown/Black
Port 15/Channel 15/Pair 15
47
Black/Slate
15
Slate/Black
Port 16/Channel 16/Pair 16
48
Yellow/Blue
16
Blue/Yellow
Port 17/Channel 17/Pair 17
49
Yellow/Orange
17
Orange/Yellow
Port 18/Channel 18/Pair 17
50
Yellow/Green
18
Green/Yellow
Port 19/Channel 19/Pair 19
51
Yellow/Brown
19
Brown/Yellow
Port 20/Channel 20/Pair 20
52
Yellow/Slate
20
Slate/Yellow
Port 21/Channel 21/Pair 21
53
Violet/Blue
21
Blue/Violet
DS1 Only (below)
Port 22/Channel 22/Pair 22
54
Violet/Orange
22
Orange/Violet
Port 23/Channel 23/Pair 23
55
Violet/Green
23
Green/Violet
Port 24/Channel 24/Pair 24
56
Violet/Brown
24
Brown/Violet
Port 25/Channel 25/Pair 25
57
Violet/Slate
25
Slate/Violet
Port 26/Channel 26/Pair 26
58
White/Blue
26
Blue/White