Juniper Networks M5 - Manual (Page 192)

RJ-48 Cable Pinouts for E1 and T1 PICs
to a laptop, modem, or other auxiliary unit, and the CONSOLE port connects it to a
management console. The ports are configured as data terminal equipment (DTE). For more
information, see “Routing Engine Interface Ports and Status Indicators” on page 15. Table
20 describes the DB-9 connector pinouts.
Table 20: DB-9 Connector Pinout
Pin Signal Direction Description
1 DCD <– Carrier Detect
2 RxD <– Receive Data
3 TxD –> Transmit Data
4 DTR –> Data Terminal Ready
5 Ground — Signal Ground
6 DSR <– Data Set Ready
7 RTS –> Request To Send
8 CTS <– Clear To Send
9 RING <– Ring Indicator
RJ-48 Cable Pinouts for E1 and T1 PICs
The E1 and T1 PICs use an RJ-48 cable, which is not supplied with the PIC.
To maintain agency approvals, use only a properly constructed, shielded
cable.
Table 21, Table 22, Table 23, and Table 24 describe the RJ-48 connector pinouts.
Table 21: RJ-48 Connector to RJ-48 Connector (Straight) Pinout
RJ-48 Pin (on T1/E1 PIC)
(Data numbering form)
RJ-48 Pin
(Data numbering
form)
Signal
1 1 RX, Ring, –
2 2 RX, Tip, +
4 4 TX, Ring, –
5 5 TX, Tip, +
172 M5 and M10 Internet Routers Hardware Guide