User guide

C-4 Cisco 2500 Series Access Server User Guide
Serial Cable Assemblies and Pinouts
Figure C-1 EIA-530 Serial Cable Assembly
Table C-3 EIA-530 DTE Cable Pinout (DB-60 to DB-25)
60 Pin
1
Signal 25 Pin Signal
Direction
DTE DCE
2
J1-11
J1-12
TxD/RxD+
TxD/RxD–
J2-2
J2-14
BA(A), TxD+
BA(B), TxD–
—>
—>
J1-28
J1-27
RxD/TxD+
RxD/TxD–
J2-3
J2-16
BB(A), RxD+
BB(B), RxD–
<—
<—
J1-9
J1-10
RTS/CTS+
RTS/CTS–
J2-4
J2-19
CA(A), RTS+
CA(B), RTS–
—>
—>
J1-1
J1-2
CTS/RTS+
CTS/RTS–
J2-5
J2-13
CB(A), CTS+
CB(B), CTS–
<—
<—
J1-3
J1-4
DSR/DTR+
DSR/DTR–
J2-6
J2-22
CC(A), DSR+
CC(B), DSR–
<—
<—
J1-46
J1-47
Shield_GND
MODE_2
J2-1
–
Shield
–
Shorted
J1-48
J1-49
GND
MODE_1
–
–
–
–
Shorted
H1972
60-pin connector 25-pin connector
Connectors are not to scale
J2-13
J2-25
J2-14
J2-1
J1-46
J1-45
J1-16
J1-15
J1-1
J1-30
J1-31
J1-60