Figure 2-2. Wiring Scheme 2 - ADTRAN Express L128T S User Manual

To
Telephone
Company
To
Telephone
Company
Retain single analog telephone service and add ISDN service.
61202070L3-20
Current Wiring Scheme
Yellow
Red
Green
Black
New Wiring Scheme
Express L128T S/T
Personal
Computer
10-Base-T Phone
Yellow
Red
Green
Black
W A R N I N G
Ensure other yellow and black wire functions are removed
before using this wiring scheme.
Express L128T S/T User Manual
S/T
Red Green

Figure 2-2. Wiring Scheme 2

Chapter 2. Installation
2-5