Cisco CPA2501 User Manual page 108

Synchronous Serial Cable Assemblies and Pinouts
EIA/TIA-232
Figure C-7 shows the EIA/TIA-232 cable assembly. Table C-7 lists the DTE pinouts.
Table C-8 lists the DCE pinouts. Arrows indicate signal direction: —> indicates DTE to
DCE, and <— indicates DCE to DTE.
Figure C-7
J1-46
J1-45
J1-16
J1-15
J1-1
J1-30
J1-31
J1-60
Table C-7
60 Pin
J1-50
J1-51
J1-52
J1-46
J1-41
Shield
C-10 Router Installation and Configuration Guide
EIA/TIA-232 Cable Assembly
60-pin connector
Connectors are not to scale
EIA/TIA-232 DTE Cable Pinouts (DB-60 to DB-25)
Signal Description
MODE_0 Shorting group
GND
MODE_DCE
Shield GND Single
TxD/RxD Twisted pair no. 5
–
25-pin connector
Direction 25 Pin Signal
– – –
– J2-1 Shield GND
—> J2-2 TxD
– Shield –
J2-13
J2-25
J2-14
J2-1