2.7 Connection of Extensions
2.7.2
Parallel Connection of the Extensions
With APT
Any SLT can be connected in parallel with an APT as follows:
To DHLC8 card
4-conductor wiring cord
Connect pins "T", "R", "D1",
and "D2".
With DPT
Any SLT can be connected in parallel with a DPT as follows:
To DHLC8 card
Notes
•
In addition to an SLT, an answering machine, a fax machine or a modem (PC) can be
connected in parallel with APTs and DPTs.
•
If the eXtra Device Port (XDP) mode is enabled through system programming, parallel
connection is not possible. Refer to "1.10.9 Parallelled Telephone" and "2.1.1
Extension Port Configuration" in the Feature Guide for further information.
116
Installation Manual
APT
4-conductor wiring cord
Connect pins "D1" and
"D2".
DPT
Modular
T-Adaptor
2-conductor wiring cord
Connect pins "T" and "R".
SLT
Modular
T-Adaptor
2-conductor wiring cord
Connect pins "T" and "R".
SLT