Digicom COMSPHERE 3911 用户手册
Modem Installation
2-3
3910-A2-GN32-40
September 1998
Connecting Cables to the Model 3910 Modems
Figure 2-1 shows how Model 3910 modems are connected to certain TELCO jack types using the
appropriate cables. For pin assignments, refer to Appendix C, Pin Assignments.
appropriate cables. For pin assignments, refer to Appendix C, Pin Assignments.
8-POSITION,
8-CONDUCTOR
PLUG FOR
LEASED-LINE
NETWORK
OPERATION
6-POSITION,
4-CONDUCTOR
PLUG FOR
PERMISSIVE
DIAL NETWORK
OPERATION
DB-25-P
CONNECTOR
FOR DATA
TERMINAL
EQUIPMENT
OPERATION
SUB-MINIATURE,
4-CONDUCTOR
PLUG FOR
NETWORK
NETWORK
MANAGEMENT
OPERATION
POWER
SUPPLY
SUPPLY
DTE 2
DTE 3
DTE 4
DTE 1
LEASED DIAL
NMS
PWR
ON OFF
NOTE:
THE DIAL JACK IS ALSO USED
FOR 2-WIRE LEASED BACKUP.
THE DIAL JACK IS ALSO USED
FOR 2-WIRE LEASED BACKUP.
Figure 2-1. Model 3910 Rear Panel and Power Supply