Meridian Link/Customer Controlled Routing, Installation And Upgrade Manual

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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.