Cisco MWR-1941-DC-2T1 Hardware Installation Guide - Page 99
J1-02, J1-15, O_TCXE/RXC, TXCE/RXC, Twisted pair no. 6, J2-24, J2-11, J1-03, J1-16, B_TXC/TXC, B_TXC
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Appendix B Cable Specifications Smart Serial Connection Signals and Pinouts Table B-26 RS-530A DCE Smart Serial Cable Pinout (continued) 26-Pin Signal Name Note J1-02 J1-15 O_TCXE/RXC + 0_TXCE/RXC - Twisted pair no. 6 J1-03 B_TXC/TXC+ Twisted pair no. 7 J1-16 B_TXC/TXC- J1-07 J1-20 O_DTR/DSR+ GND+ Not used Twisted pair no. 3 Twisted pair no. 2 DB-25 Direction Pin Signal Name -> J2-24 DB(A); -> J2-11 TXCE+ DB(B); TXCE-
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B-33
Cisco MWR 1941-DC Mobile Wireless Edge Router Hardware Installation Guide
78-15827-06B0
Appendix B
Cable Specifications
Smart Serial Connection Signals and Pinouts
J1-02
J1-15
O_TCXE/RXC
+
0_TXCE/RXC
–
Twisted pair no. 6
—>
—>
J2-24
J2-11
DB(A);
TXCE+
DB(B);
TXCE–
J1-03
J1-16
B_TXC/TXC+
B_TXC/TXC–
Twisted pair no. 7
<—
<—
J2-15
J2-12
DB(A); TXC+
DB(B); TXC––
J1-07
J1-20
O_DTR/DSR+
GND+
Twisted pair no. 3
—>
—
J2-20
J2-23
CD(A); DTR+
AC; GND
Not used
Twisted pair no. 2
Not used
Table B-26
RS-530A DCE Smart Serial Cable Pinout (continued)
26-Pin
Signal Name
Note
Direction
DB-25
Pin
Signal Name