Specifications

32 AR400 Series Router
C613-03086-00 REV A
Figure 1-12: Pin wiring diagram for a standard DB9 male to female terminal cable.
While the asynchronous port on the AR410 and AR410S have a DCE female
socket, the show port command regards it as DTE. Signals displayed using this
command therefore for have a DTE perspective. The internal DTE pin roles are
listed in the following table.
Table 1-12: Internal DTE pin roles
Pin Role
2TXD
3RXD
4CD
5GND
6DTR
7CTS
8RTS
Notes:
(1) → Output from router; ← Input to router.
(2) Cable version 1.0.
DB9MDB9F
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
Cable
Pin 9
Pin 6
Pin 5
Pin 1
DB9 Female Pin View
Pin 6
Pin 9
Pin 1
Pin 5
DB9 Male Pin View
DB9 Male
(to router/modem/DCE)
DB9 Female
(to PC/router/terminal/DTE)
Not connected
→
←
←
→
←
→
←
(DCD)
(RXD)
(TXD)
(DTR)
(GND)
(DSR)
(RTS)
(CTS)
(RING)