ADTRAN 1200212L1, Руководство пользователя

Страница: 37 / 172

Chapter 2. Installation
61200212L1-1 DSU IQ User Manual 2-3
Pinouts on page A-1. The DSU IQ rear panel is shown in Figure 2-1
with optional DBU and ethernet cards installed.
Figure 2-1. DSU IQ Rear View
Item Function
DBU Interface
LAN Interface
Telco
EIA-232
Control
V.35
Power Switch
115 VAC Connection
DBU card slot
Ethernet card slot
Connects to dedicated circuit
Connects to a DTE interface
Connects to a VT 100 terminal or a device running
SLIP or async PPP protocol
High-speed DTE interface
Turns power on or off
Power cord connection
Frame
Relay
VT 100 Terminal or
device running SLIP
or async PPP protocol
8-pin Modular
to DB25
V.35 Cable
TELCO EIA-232
DBU INTERFACE LAN INTERFACE
Z.15A A
10 BASE T 1
LAN
ON
OFF OFF FF OF
CONTROL
V .35
Ethernet Card
EIA232 Cable
4-wire
Telco Cable
Router or other DTE Device
(Only one DTE interface can be active at a time)
DBU
TELCO
V.34, ISDN,
4-Wire Switched 56
DBU Modular
Cable
Switched
Network