Panasonic KX-TDA600

2.9.2 Parallel Connection of the Extensions
Any SLT can be connected in parallel with an APT or a DPT as follows.
Note
In addition to
an SLT, an answering machine, a fax machine or a modem (PC) can be connected in parallel
with an APT or a DPT.
With APT
For parallel connection, eXtra Device Port (XDP) mode must be disabled for that port through system
programming. Refer to "1.11.9 Parallelled Telephone" and "2.1.1 Extension Port Configuration" in the Feature
Guide for further information.
To DHLC8 card
4-conductor wiring cord
Connect pins "T", "R", "D1",
and "D2".
2-conductor wiring cord
Connect pins "T" and "R".
SLTAPT
Modular
T-Adaptor
194 Installation Manual
2.9.2 Parallel Connection of the Extensions