V.35 Interface; V.35 Connections; V.35 Serial Cable Assembly - Cisco MWR 1941-DC - 1941 Mobile Wireless Router Hardware Installation Manual

Appendix B Cable Specifications
Table B-11 EIA/TIA-449 DCE Cable Pinout (DB-60 to DB-37) (continued)
60-Pin
J1-3
J1-4
J1-5
J1-6
J1-26
J1-25
J1-15
J1-16

V.35 Interface

This section contains the following topics:
•
•

V.35 Connections

The V.35 interface is recommended for speeds up to 48 kbps, although in practice it is used successfully
at 4 Mbps.
The network end of the V.35 adapter cable provides a standard 34-pin Winchester-type connector.
(See
DCE mode.
Figure B-11 V.35 Adapter Cable Connectors, Network End

V.35 Serial Cable Assembly

Figure 12 shows the V.35 serial cable assembly.
DCE pinout. Arrows indicate signal direction: —> means DTE to DCE and <— means DCE to DTE.
78-15827-06B0
Signal Name Note
DSR/DTR+ Twisted pair no. 2
DSR/DTR–
DCD/DCD+ Twisted pair no. 3
DCD/DCD–
RXC/TXCE+ Twisted pair no. 10
RXC/TXCE–
Circuit_GND Twisted pair no. 8
Circuit_GND
V.35 Connections
V.35 Serial Cable Assembly
Figure B-11.) V.35 cables are available with a standard V.35 plug or receptacle in either DTE or
Cisco MWR 1941-DC Mobile Wireless Edge Router Hardware Installation Guide
Direction 37-Pin
<—
<—
—>
—>
<—
<—
_
_
DTE
DCE
Table B-12 lists the DTE pinout and
Serial Connection Signals and Pinouts
Signal Name
J2-12 TR+
J2-30 TR–
J2-13 RR+
J2-31 RR–
J2-17 TT+
J2-35 TT–
J2-19 SG
J2-20 RC
Table B-13 lists the
B-17