61179641AL1-5C 1-1
Section 1
Introduction
GENERAL
The Total Access 1248 (see Figure 1-1) is a Digital Subscriber Line Access Multiplexer
(DSLAM) system that is used to further extend Asymmetrical Digital Subscriber Line (ADSL)
services in the network.
Figure 1-1. Total Access 1248
ALARM
CRAFT
PWR
ALM
TOP:POTS BOTTOM: ADSL+POTS PORTS 1-24 TOP:POTS BOTTOM: ADSL+POTS PORTS 25-48
ETHERNET OUT
EXPANSION
-48V
.....
,5.0A
USE COPPER CONDUCTORS ONLY!
T1/E1
A B
-48V RET -48V RET
A
B
FAN MODULE
1179675L1
1179641AL1
T1/E1 1-4
1
2
3
4
T1/E1