Zhone Technologies 5620 - Manual (Page 5)

5
Installing the DSL Access Wiring
The local loop terminates at the punchdown block or NID. Wiring must be connected
from the customer premises side of the punchdown block or the NID to the DSL jack.
Typically, the punchdown block is installed in commercial locations and the NID is
installed in residential locations.
"
Procedure
1. Access the punchdown block or NID.
!
WARNING:
Do not continue unless the DSL access line from the local loop has been
disconnected at the NID or punchdown block. Refer to
Important Safety
Instructions, page 17.
2. Disconnect the DSL access pair from the local loop. A punchdown block is used
without a POTS splitter in the following example.
A B C D
DSL
Access
from Local
Loop
Wiring to
DSL Jack
Bridge Clip
Punchdown Block
97-15348
Demarcation Point
Customer Premises