About the DSU

1-3

7510-A2-GB20-10 November 1997
User Interfaces
There are two types of user interfaces for the DSU:
Menu-driven Asynchronous Terminal Interface (ATI) screens (see Chapter 2,

Using the Asynchronous Terminal Interface

).
Front panel LED status indicators (see Chapter 4,

Monitoring the DSU

).
OK
ALARM
TEST
DM
OOS
OOF
NS
TXD (103)
RXD (104)
RTS (105)
CTS (106)
DTR (108)
System Network Port
497-15245
7510 DSU
56/64K
Rear Panel Interfaces
The following illustration shows the physical interfaces of the DSU. Information
about the installation of the DSU is contained in the

Model 7510 DSU Startup

Instructions

.
Network
Modem
Terminal
or
497-1523
7
DTE
Power
D
T
E
TERMINAL NETWORK
POWER