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Cable Pinouts

Cable Pinouts

Cable Pinouts

This appendix lists the pinouts for the cables you can use with Cisco 1600 series routers, and includes the following pinouts:

Table D-1 lists the pinouts for the 10BaseT port.

Table D-1 : 10BaseT Port Pinouts

8 Pin1 Description
1 TX+
2 TX--
3 RX+
6 RX--

1 Pins 4, 5, 7, and 8 are not used.

Table D-2 lists the pinouts for a straight-through 10BaseT cable, which is used to connect the router to an Ethernet hub.

Table D-2 : Straight-Through 10BaseT Cable (RJ-45 to RJ-45)

RJ-45
Pin
Signal Direction RJ-45
Pin
1 TX+ ---> 1
2 TX-- ---> 2
3 RX+ <--- 3
4 -- -- 4
5 -- -- 5
6 RX-- <--- 6
7 -- -- 7
8 -- -- 8

The EIA/TIA-232 console port is configured as data terminal equipment (DTE) and uses an RJ-45 connector. A console cable kit is provided with your router to connect a console (an ASCII terminal or PC running terminal emulation software) to the console port. The console cable kit contains an RJ-45-to-RJ-45 roll-over cable and a RJ-45-to-DB-25 female DTE adapter (labeled "Terminal"). Table D-3 lists the pinouts for the asynchronous serial console port, the RJ-45-to-RJ-45 roll-over cable, and the RJ-45-to-DB-25 female DTE adapter.

Table D-3 : Console Cable and Adapter Pinouts

Console Port (DTE) RJ-45-to-RJ-45 Roll-Over Cable
Signal RJ-45 Pin RJ-45 Pin DB-9 Pin DB-25 Pin Signal
-- 1 8 7 4 --
DTR 2 7 4 20 DSR
TxD 3 6 3 2 RxD
GND 4 5 5 7 GND
GND 5 4 5 7 GND
RxD 6 3 2 3 TxD
DSR 7 2 6 6 DTR
-- 8 1 8 5 --

You can identify a roll-over cable by comparing the two modular ends of the cable. (See Figure D-1.) Holding the cables in your hand, side-by-side, with the tab at the back, the wire connected to the pin on the outside of the left connector (pin 1) should be the same color as the pin on the outside of the right connector (pin 8). On Cisco cables, pin 1 is white on one connector, and pin 8 is white on the other connector.

Figure D-1 : Identifying a Roll-Over Cable

h3824.gif

Table D-4 lists the pinouts for an RJ48S-to-RJ48S cable, which is used to connect the Cisco 1602 to the 56-kbps wall jack.

Table D-4 : 56-kbps CSU/DSU (RJ-48S) Pinouts

8 Pin1 Description
1 Transmit
2 Transmit
7 Receive
8 Receive

1 Pins 3, 4, 5, and 6 are not used.

Table D-5 : ISDN BRI S/T Port Pinouts (RJ-45)

8 Pin1 TE2 NT3 Polarity
3 Transmit Receive +
4 Receive Transmit +
5 Receive Transmit --
6 Transmit Receive --

1 Pins 1, 2, 7, and 8 are not used.
2 TE refers to terminal terminating layer1 aspects of TE1, TA, and NT functional groups. This applies to the Cijsco1603 and the ISDNBRI S/T WAN interface card.
3 NT refers to network terminating layer1 aspects of NT1 and NT2 functional groups. This applies to the Cisco1604 ISDNS/T port.

Table D-6 : ISDN BRI U Port Pinouts (RJ-45)

8 Pin1 Function
3 No connection
4 Signal---Tip or Ring
5 Signal---Tip or Ring
6 No connection

1 Pins 1, 2, 7, and 8 are not used.


Shielded Serial Transition Cable Pinouts

The serial port on the router uses a universal port, a 60-pin receptacle that supports the following serial interfaces: EIA/TIA-232, EIA/TIA-449, X.21, V.35, and EIA-530. The shielded serial transition cable determines the electrical interface type. The router end of all of the cables is a 60-pin connector.

DTE connectors have a plug connector at the network end. (DCE connectors have a receptacle at the network end.) However, V.35 is available in DTE mode with a connector of either gender at the network end. The serial port operates in DTE and DCE modes.

The tables that follow list the signal pinouts for the DTE mode serial transition cables for each router interface type.

Figure D-2 shows the EIA/TIA-232 serial cable assembly, and Table D-7 lists the EIA/TIA-232 cable pinouts.

Figure D-2 : EIA/TIA-232 Serial Cable Assembly

fig_1.gif

Table D-7 : EIA/TIA-232 DTE Cable Pinouts (DB-60 to DB-25)

60 Pin1 Signal Description Direction 25 Pin Signal
J1-50
J1-51
J1-52
MODE_0
GND
MODE_DCE
Shorting group -- -- --
J1-46 Shield GND Single -- J2-1 Shield GND
J1-41
Shield
TxD/RxD
--
Twisted pair no. 5 --->
--
J2-2
Shield
TxD
--
J1-36
Shield
RxD/TxD
--
Twisted pair no. 9 <---
--
J2-3
Shield
RxD
--
J1-42
Shield
RTS/CTS
--
Twisted pair no. 4 --->
--
J2-4
Shield
RTS
--
J1-35
Shield
CTS/RTS
--
Twisted pair no. 10 <---
--
J2-5
Shield
CTS
--
J1-34
Shield
DSR/DTR
--
Twisted pair no. 11 <---
--
J2-6
Shield
DSR
--
J1-45
Shield
Circuit GND
--
Twisted pair no. 1 --
--
J2-7
Shield
Circuit GND
--
J1-33
Shield
DCD/LL
--
Twisted pair no. 12 <---
--
J2-8
Shield
DCD
--
J1-37
Shield
TxC/NIL
--
Twisted pair no. 8 <---
--
J2-15
Shield
TxC
--
J1-38
Shield
RxC/TxCE
--
Twisted pair no. 7 <---
--
J2-17
Shield
RxC
--
J1-44
Shield
LL/DCD
--
Twisted pair no. 2 --->
--
J2-18
Shield
LTST
--
J1-43
Shield
DTR/DSR
--
Twisted pair no. 3 --->
--
J2-20
Shield
DTR
--
J1-39
Shield
TxCE/TxC
--
Twisted pair no. 6 --->
--
J2-24
Shield
TxCE
--

1 Any pin not referenced is not connected.

Figure D-3 shows the EIA/TIA-449 serial cable assembly, and Table D-8 lists the EIA/TIA-449 cable pinouts.

Figure D-3 : EIA/TIA-449 Serial Cable Assembly

h1973.gif

Table D-8 : EIA/TIA-449 DTE Cable Pinouts (DB-60 to DB-37)

60 Pin1 Signal Description Direction 37 Pin Signal
J1-49
J1-48
MODE_1
GND
Shorting group -- -- --
J1-51
J1-52
GND
MODE_DCE
Shorting group -- -- --
J1-46 Shield_GND Single _ J2-1 Shield GND
J1-11
J1-12
TxD/RxD+
TxD/RxD--
Twisted pair no. 6 --->
--->
J2-4
J2-22
SD+
SD--
J1-24
J1-23
TxC/RxC+
TxC/RxC--
Twisted pair no. 9 <---
<---
J2-5
J2-23
ST+
ST--
J1-28
J1-27
RxD/TxD+
RxD/TxD--
Twisted pair no. 11 <---
<---
J2-6
J2-24
RD+
RD--
J1-9
J1-10
RTS/CTS+
RTS/CTS--
Twisted pair no. 5 --->
--->
J2-7
J2-25
RS+
RS--
J1-26
J1-25
RxC/TxCE+
RxC/TxCE--
Twisted pair no. 10 <---
<---
J2-8
J2-26
RT+
RT--
J1-1
J1-2
CTS/RTS+
CTS/RTS--
Twisted pair no. 1 <---
<---
J2-9
J2-27
CS+
CS--
J1-44
J1-45
LL/DCD
Circuit_GND
Twisted pair no. 12 --->
_
J2-10
J2-37
LL
SC
J1-3
J1-4
DSR/DTR+
DSR/DTR--
Twisted pair no. 2 <---
<---
J2-11
J2-29
DM+
DM--
J1-7
J1-8
DTR/DSR+
DTR/DSR--
Twisted pair no. 4 --->
--->
J2-12
J2-30
TR+
TR--
J1-5
J1-6
DCD/DCD+
DCD/DCD--
Twisted pair no. 3 <---
<---
J2-13
J2-31
RR+
RR--
J1-13
J1-14
TxCE/TxC+
TxCE/TxC--
Twisted pair no. 7 --->
--->
J2-17
J2-35
TT+
TT--
J1-15
J1-16
Circuit_GND
Circuit_GND
Twisted pair no. 9 --
--
J2-19
J2-20
SG
RC

1 Any pin not referenced is not connected.

Figure D-4 shows the X.21 cable assembly, and Table D-9 lists the X.21 cable pinouts.

Figure D-4 : X.21 Cable Assembly

h1974.gif

Table D-9 : X.21 DTE Cable Pinouts (DB-60 to DB-15)

60 Pin1 Signal Description Direction 15 Pin Signal
J1-48
J1-47
GND
MODE_2
Shorting group -- -- --
J1-51
J1-52
GND
MODE_DCE
Shorting group -- -- --
J1-46 Shield_GND Single -- J2-1 Shield GND
J1-11
J1-12
TxD/RxD+
TxD/RxD--
Twisted pair no. 3 --->
--->
J2-2
J2-9
Transmit+
Transmit--
J1-9
J1-10
RTS/CTS+
RTS/CTS--
Twisted pair no. 2 --->
--->
J2-3
J2-10
Control+
Control--
J1-28
J1-27
RxD/TxD+
RxD/TxD--
Twisted pair no. 6 <---
<---
J2-4
J2-11
Receive+
Receive--
J1-1
J1-2
CTS/RTS+
CTS/RTS--
Twisted pair no. 1 <---
<---
J2-5
J2-12
Indication+
Indication--
J1-26
J1-25
RxC/TxCE+
RxC/TxCE--
Twisted pair no. 5 <---
<---
J2-6
J2-13
Timing+
Timing--
J1-15
Shield
Control_GND
--
Twisted pair no. 4 --
--
J2-8
Shield
Control GND
--

1 Any pin not referenced is not connected.

Figure D-5 shows the V.35 cable assembly and Table D-10 lists the V.35 cable pinouts.

Figure D-5 : V.35 Cable Assembly

h1975.gif

Table D-10 : V.35 Cable Pinouts (DB-60 to 34-Pin)

60 Pin1 Signal Description Direction 34 Pin Signal
J1-49
J1-48
MODE_1
GND
Shorting group -- -- --
J1-50
J1-51
J1-52
MODE_0
GND
MODE_DCE
Shorting group -- -- --
J1-53
J1-54
J1-55
J1-56
TxC/NIL
RxC_TxCE
RxD/TxD
GND
Shorting group -- -- --
J1-46 Shield_GND Single -- J2-A Frame GND
J1-45
Shield
Circuit_GND
--
Twisted pair no. 12 --
--
J2-B
Shield
Circuit GND
--
J1-42
Shield
RTS/CTS
--
Twisted pair no. 9 --->
--
J2-C
Shield
RTS
--
J1-35
Shield
CTS/RTS
--
Twisted pair no. 8 <---
--
J2-D
Shield
CTS
--
J1-34
Shield
DSR/DTR
--
Twisted pair no. 7 <---
--
J2-E
Shield
DSR
--
J1-33
Shield
DCD/LL
--
Twisted pair no. 6 <---
--
J2-F
Shield
RLSD
--
J1-43
Shield
DTR/DSR
--
Twisted pair no. 10 --->
--
J2-H
Shield
DTR
--
J1-44
Shield
LL/DCD
--
Twisted pair no. 11 --->
--
J2-K
Shield
LT
--
J1-18
J1-17
TxD/RxD+
TxD/RxD--
Twisted pair no. 1 --->
--->
J2-P
J2-S
SD+
SD--
J1-28
J1-27
RxD/TxD+
RxD/TxD--
Twisted pair no. 5 <---
<---
J2-R
J2-T
RD+
RD--
J1-20
J1-19
TxCE/TxC+
TxCE/TxC--
Twisted pair no. 2 --->
--->
J2-U
J2-W
SCTE+
SCTE--
J1-26
J1-25
RxC/TxCE+
RxC/TxCE--
Twisted pair no. 4 <---
<---
J2-V
J2-X
SCR+
SCR--
J1-24
J1-23
TxC/RxC+
TxC/RxC--
Twisted pair no. 3 <---
<---
J2-Y
J2-AA
SCT+
SCT--

1 Any pin not referenced is not connected.

Figure D-6 shows the EIA-530 cable assembly, and Table D-11 lists the EIA-530 DTE cable pinouts.

Figure D-6 : EIA-530 Cable Assembly

h1972.gif

Table D-11 : EIA-530 DTE Cable Pinouts (DB-60 to DB-25)


60 Pin1

Signal

25 Pin

Signal
Direction
DTE DCE2
J1-11
J1-12
TxD/RxD+
TxD/RxD--
J2-2
J2-14
BA(A), TxD+
BA(B), TxD--
--->
--->
J1-28
J1-27
RxD/TxD+
RxD/TxD--
J2-3
J2-16
BB(A), RxD+
BB(B), RxD--
<---
<---
J1-9
J1-10
RTS/CTS+
RTS/CTS--
J2-4
J2-19
CA(A), RTS+
CA(B), RTS--
--->
--->
J1-1
J1-2
CTS/RTS+
CTS/RTS--
J2-5
J2-13
CB(A), CTS+
CB(B), CTS--
<---
<---
J1-3
J1-4
DSR/DTR+
DSR/DTR--
J2-6
J2-22
CC(A), DSR+
CC(B), DSR--
<---
<---
J1-46
J1-47
Shield_GND
MODE_2
J2-1
--
Shield
--
Shorted
J1-48
J1-49
GND
MODE_1
--
--
--
--
Shorted
J1-5
J1-6
DCD/DCD+
DCD/DCD--
J2-8
J2-10
CF(A), DCD+
CF(B), DCD--
<---
<---
J1-24
J1-23
TxC/RxC+
TxC/RxC--
J2-15
J2-12
DB(A), TxC+
DB(B), TxC--
<---
<---
J1-26
J1-25
RxC/TxCE+
RxC/TxCE--
J2-17
J2-9
DD(A), RxC+
DD(B), RxC--
<---
<---
J1-44
J1-45
LL/DCD
Circuit_GND
J2-18
J2-7
LL
Circuit_ GND
--->
--
J1-7
J1-8
DTR/DSR+
DTR/DSR--
J2-20
J2-23
CD(A), DTR+
CD(B), DTR--
--->
--->
J1-13
J1-14
TxCE/TxC+
TxCE/TxC--
J2-24
J2-11
DA(A), TxCE+
DA(B), TxCE--
--->
--->

1 Any pin not referenced is not connected.
2 The EIA-530 interface cannot be operated in DCE mode. A DCE cable is not available for the EIA-530 interface.

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