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6
Green (T1) and red (R1) are the standard wiring colors used in the next two
illustrations.
In the following example, a NID is used without a POTS splitter. It includes an
existing POTS line and a second pair installed for DSL access. The POTS pair for
the existing POTS line wiring does not need to be disconnected unless a POTS
splitter is going to be installed.
DSL/POTS
Access from
Local Loop
Telephone Network Interface Device (NID)
Ground
Tip
T1
(Green)
Ring
R1
(Red)
97-15439-01
Existing POTS
Wiring to
Telephone
Demarcation Point
Customer Premises
DSL Pair
POTS Pair