D. Pin Assignments
3160-A2-GB21-90
February 2001
D-3
DTE Drop/Insert Interface
The DTE Drop/Insert (DSX-1) interface connector is a DB15-type socket
connector (
Table D-2, DTE Drop/Insert (DSX-1) Connector
). For information about
using Relay Contact Sense for external DTE loopback, refer to the Extrn DLB
configuration option in
DTE Interface Configuration Options
in Appendix C,
Configuration Options
.
The DTE Drop/Insert (DSX-1) cable (
Figure D-3, DTE Drop/Insert (DSX-1) Cable
)
is typically supplied by a DTE vendor. It is made of shielded twisted-pair wires
(22 AWG). The cable connector is a DB15-type plug connector. Be sure to connect
the shield ground only at the DSU/CSU end to prevent ground loops.
Figure D-3.
DTE Drop/Insert (DSX-1) Cable
Table D-2.
DTE Drop/Insert (DSX-1) Connector
Signal
Pin Number
Receiver Tip from DTE
1
Receiver Ring from DTE
9
Transmitter Tip to DTE
3
Transmitter Ring to DTE
11
Relay Contact Sense Return
12
Relay Contact Sense
14
Shield Ground
2, 4
494-14152-02
1
9
2
3
11
4
12
14
RECEIVE TIP
RECEIVE RING
SHIELD GROUND
TRANSMIT TIP
TRANSMIT RING
SHIELD GROUND
RETURN
SENSE
TO
DTE
TWISTED PAIR
TWISTED PAIR
DB15
PLUG
EXTERNAL
RELAY
CONTACT
Содержание 3160-A3
Страница 16: ...About This Guide x February 2001 3160 A2 GB21 90...
Страница 24: ...1 Introduction 1 8 February 2001 3160 A2 GB21 90...
Страница 100: ...3 Operation 3 66 February 2001 3160 A2 GB21 90...
Страница 142: ...A Front Panel Menu A 2 February 2001 3160 A2 GB21 90...
Страница 198: ...C Configuration Options C 54 February 2001 3160 A2 GB21 90...
Страница 246: ...E SNMP MIB Objects E 32 February 2001 3160 A2 GB21 90...
Страница 280: ...H Asynchronous Terminal Operation H 24 February 2001 3160 A2 GB21 90...
Страница 282: ...I Equipment List I 2 February 2001 3160 A2 GB21 90...