Meridian America Link/Customer Controlled Routing User Manual
Page 179
Chapter 9: Meridian Link/CCR interface cabling 161
Meridian Link Release 5C/CCR Release 3C Installation and Upgrade Guide
Table 48
NT1R03CA 50-pin four-port cable pinout (IPE Module)
From
DB-50
(male)
To port
DB-50
(female)
Port*
Signal
name
From
DB-50
(male)
To port
DB-50
(female)
Port*
Signal
name
1
25
1 or 2
GND2
26
26
1 or 2
DCD2
2
2
1 or 2
TXD2
27
27
1 or 2
RXD2
3
3
1 or 2
RTS2
28
28
1 or 2
CTS2
4
4
1 or 2
DSR2
29
29
1 or 2
DTR2
5
25
3 or 4
GND4
30
30
3 or 4
DCD4
6
6
3 or 4
TXD4
31
31
3 or 4
RXD4
7
7
3 or 4
RTS4
32
32
3 or 4
CTS4
8
8
3 or 4
DSR4
33
33
3 or 4
DTR4
9
50
5 or 6
GND6
34
34
5 or 6
DCD6
10
10
5 or 6
TXD6
35
35
5 or 6
RXD6
11
11
5 or 6
RTS6
36
36
5 or 6
CTS6
12
12
5 or 6
DSR6
37
37
5 or 6
DTR6
13
13
5 or 6
TXCI6
38
38
5 or 6
RXCI6
14
14
5 or 6
RI6
39
39
5 or 6
TXCO6
15
50
7 or 8
GND8
40
40
7 or 8
DCD8
16
16
7 or 8
TXD8
41
41
7 or 8
RXD8
17
17
7 or 8
RTS8
42
42
7 or 8
CTS8
18
18
7 or 8
DSR8
43
43
7 or 8
DTR8
19
19
7 or 8
TXCI8
44
44
7 or 8
RXCI8
20
20
7 or 8
RI8
45
45
7 or 8
TXCO8
21
21
Ethernet
C+
46
46
Ethernet
C-
22
22
Ethernet
T+
47
47
Ethernet
T-
23
23
Ethernet
R+
48
48
Ethernet
R-
24
24
Ethernet
SG
49
49
Ethernet
+12VF
25
25
FGND
FGND
50
50
FGND
FGND
* One NT1R03CA cable connects to ports 1, 3, 5, 7, and the Ethernet port. The other
NT1R03CA cable connects to ports 2, 4, 6, and 8.