ADTRAN 1200130L2 - Manual (Page 21)

61200.130L1-1 FSU User Manual 7
Chapter 2. Installation
CONTROL
MAIN BACKUP
TELCO
DCE
ON
OFF
115VAC 60Hz
DTE 2 DTE 1
DSU/CSU
ENTER 1 2 3
4 5 6
7 8 9
# 0 * CANCEL
SHIFT QUICK
D
A
E
B
F
C
R S C S T D R D C D A L M T S T
DSU III AR Frame
Relay
VT 100 Terminal
DTE Device DTE Device
4-wire Telco Cable
RJ45-to-DB25
Cable
RS232 or V.35
Cable
RS232 or V.35
Cable
RS232 or V.35
Cable
Item Function
DCE port Connects to an external DSU/CSU
DTE 1 port Connects to a DTE device
DTE 2 port Connects to a DTE device
Main telco connector Connects to the dedicated circuit
Backup telco connector Connects to the dial backup circuit
(future enhancement)
Control port Connects to the VT 100 interface
On/Off Switch Turns power on and off
115 VAC connection Connects to captive power cord
Figure 2-1
FSU Rear View