Cisco MWR-1941-DC-2T1 Hardware Installation Guide - Page 95
V.35 Smart Serial Cable Assembly
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Page 95 highlights
Appendix B Cable Specifications Smart Serial Connection Signals and Pinouts Table B-22 X.21 DCE Smart Serial Cable Pinout 26-Pin Signal Name Note J1-21 MODE_2 Local connections Drain wire Shield J1-05 I_RXD/TXD+ Twisted pair no. 5 J1-18 I_RXD/TXD- J1-01 O_TXD/RXD+ Twisted pair no. 8 J1-14 O_TXD/RXD- J1-11 I_CTS/RTS+ Twisted pair no. 3 J1-10 I_DSR/DTR+ J1-08 O_RTS/CTS Twisted pair no. 2 J1-09 O_DTR/DSR+ J1-02 J1-15 J1-26 O_TXCE/RXC + O_TXCE/RXC + Twisted pair no. 7 GND Not used Twisted pair no. 1 Not used Twisted pair no. 4 Not used Twisted pair no. 6 Not used Twisted pair no. 9 DB-15 Direction Pin Signal Name - J2-01 Shield_GND J2-11 RECEIVE- J2-12 + INDICATION - -> J2-06 TIMING+ -> J2-13 TIMING- - J2-08 CCT GND Not used Not used Not used Not used V.35 Smart Serial Cable Assembly Table B-23 lists the DTE pinout and Table B-24 lists the DCE pinout for the V.35 Smart Serial cable. Arrows indicate signal direction: -> means DTE to DCE and
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