Appendix A Connectors
Rear Panel Connectors
A-4
Cisco 600 Series Installation and Operation Guide
78-11190-01
12-in-1 Connector to 5-in-1 Connector Pinouts
Table A-2
12-in-1 to 5-in-1 Connector Pinouts
FROM SB
SIGNAL
NOTE
SIGNAL
SB TO
J1-21
X
MODE_2
LOCAL
CONNECTIONS
MODE_2
GND
GND
MODE_DCE
X
X
X
X
J2-47
J2-48
J2-51
J2-52
SHIELD
SHIELD GND
J2-46
J1-5
J1-18
I_RXD/TXD+
I_RXD/TXD-
TWISTED PAIR
# 5
O_TXD/RXD+
O_TXD/RXD-
J2-11
J2-12
J1-11
J1-10
I_CTS/RTS+
I_CTS/RTS-
TWISTED PAIR
# 3
O_RTS/CTS+
O_RTS/CTS-
J2-9
J2-10
J1-1
J1-14
O_TXD/RXD
+
O_TXD/RXD-
TWISTED PAIR
# 8
I_RXD/TXD+
I_RXD/TXD-
J2-28
J2-27
J1-8
J1-9
O_RTS/CTS+
O_RTS/CTS-
TWISTED PAIR
# 2
I_CTS/RTS+
I_CTS/RTS-
J2-1
J2-2
J1-2
J1-15
O_TXCE/RX
C+
O_TXCE/RX
C-
TWISTED PAIR
# 7
I_RXC/TXCE
+
I_RXC/TXCE-
J2-26
J2-25
J1-26
X
GND
NOT USED
TWISTED PAIR
# 1
GND
NOT USED
J2-15
NOT USED
NOT USED
TWISTED PAIR
# 4
NOT USED
NOT USED
J1 is 12-in-1 plug and J2 is 5-in-1 plug. J1 is DCE and J2 is DTE
SB = Shorting Block
X = Connection to Shorting Block
Note: Shorting Block on J2 should be grouped as shown