Cisco MWR 1941-DC - 1941 Mobile Wireless Router Hardware Installation Manual page 93

Appendix B Cable Specifications
Table B-19 EIA/TIA-449 DTE Smart Serial Cable Pinout (continued)
26-Pin Signal Name
J1-11
J1-10
J1-13
J1-26
J1-12
J1-25
J1-07
J1-20
J1-02
J1-15
J1-06
J1-19
Table B-20 EIA/TIA-449 DCE Smart Serial Cable Pinout
26-Pin Signal Name
Drain
wire
J1-22
J1-05
J1-18
J1-03
J1-16
J1-01
J1-14
J1-11
J1-10
J1-02
J1-15
J1-08
J1-09
J1-06
J1-19
J1-07
J1-20
78-15827-06B0
Note
I_CTS/RTS+ Twisted pair no. 4
I_CTS/RTS–
B_LL/LL+ Twisted pair no. 12
GND+
I_DTR/DSR+ Twisted pair no. 10
I_DTR/DSR–
O_DTR/DSR+ Twisted pair no. 3
O_DTR/DSR–
O_TXCE/RXC Twisted pair no. 6
+
O_TXCE/RXC
–
B_DCD/DCD+ Twisted pair no. 11
B_DCD/DCD–
Note
Shield
MODE_I Twisted pair no. 2
I_RXD/TXD+ Twisted pair no. 5
I_RXD/TXD–
B_TXC/TXC+ Twisted pair no. 7
B_TXC/TXC–
O_TXD/RXD+ Twisted pair no. 9
O_TXD/RXD–
I_CTS/RTS+ Twisted pair no. 1
I_CTS/RTS–
O_TXCE/RXC Twisted pair no. 8
+
O_TXCE/RXC
–
O_RTS/CTS Twisted pair no. 4
O_RTS/CTS–
B_DCD/DCD+ Twisted pair no. 11
B_DCD/DCD–
O_DTR/DSR+ Twisted pair no. 10
O_DTR/DSR–
Cisco MWR 1941-DC Mobile Wireless Edge Router Hardware Installation Guide
Smart Serial Connection Signals and Pinouts
DB-37 Signal
Direction Pin Name
<— J2-09 CS+
<— J2-27 CS–
—> J2-10 LL
— J2-37 SC
<— J2-11 DM+
<— J2-29 DM–
—> J2-12 TR+
—> J2-30 TR–
—> J2-17 TT+
—> J2-35 TT–
<— J2-13 RR+
<— J2-31 RR–
DB-37 Signal
Direction Pin Name
— J2-01 Shield_GN
D
— J2-19 SG
Not used J2-20 RC
<— J2-04 SD+
<— J2-22 SD–
—> J2-05 ST+
—> J2-23 ST–
—> J2-06 RD+
—> J2-24 RD–
<— J2-07 RS+
<— J2-25 RS–
—> J2-08 RT+
—> J2-26 RT–
—> J2-09 CS+
—> J2-27 CS–
—> J2-13 RR+
—> J2-31 RR–
—> J2-11 DM+
—> J2-29 DM–
B-27