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PN: 1725-36122-001_M.doc
35
Four-wire digital demarc block
The four-wire digital interface (future release) requires two demarc
blocks, one to Connector
A and one to Connector B on the Interface
Module. They should be wired as follows:
Line 1 TX
tip
ring
Line 2 TX
tip
ring
Line 3 TX
tip
ring
Line 4 TX
tip
ring
Line 5 TX
tip
ring
Line 6 TX
tip
ring
Line7 TX
tip
ring
Line 8 TX
tip
ring
Line 9 TX
tip
ring
tip
ring
tip
ring
tip
ring
Line 13 TX
tip
ring
Line 14 TX
tip
ring
Line 15 TX
tip
ring
Line 16 TX
tip
ring
25 PAIR MALE
CONNECTOR
CABLE TO
INTERFACE MODULE
CONNECTOR A
Telephone
Ports
UNUSED
1, 2, & 3
4, 5, & 6
1
2
3
4
5
6
Base
Station
Power
Pairs
Base
Station
Data
Pairs
Line 10 TX
Line 11 TX
Line 12 TX
Note:
TX denotes
data transmitted
from the telephone
system to the
Link 3000
Four-wire Digital – Connector A