Figure 2-1. Dsu Iq Rear View - ADTRAN DSU IQ User Manual

Pinouts on page A-1. The DSU IQ rear panel is shown in Figure 2-1
with optional DBU and ethernet cards installed.
4-Wire Switched 56
Frame
Relay
Item
DBU Interface
LAN Interface
Telco
EIA-232
Control
V.35
Power Switch
115 VAC Connection
61200212L1-1
V.34, ISDN,
Switched
Network
DBU
TELCO
TELCO
4-wire
Telco Cable
EIA232 Cable
(Only one DTE interface can be active at a time)
Function
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
DSU IQ User Manual
DBU INTERFACE
CONTROL
EIA-232
Router or other DTE Device

Figure 2-1. DSU IQ Rear View

Chapter 2. Installation
VT 100 Terminal or
device running SLIP
or async PPP protocol
Ethernet Card
LAN INTERFACE
1 10 BASE T
LAN
V .35
Z.15A A
ON
OF OFF OFF FF
2-3