Panasonic KX-NCP500 Installation Manual page 104

3.8.2 Parallel Connection of the Extensions
With DPT
Parallel mode or eXtra Device Port (XDP) mode can be selected through system programming.
If XDP mode is enabled through system programming, parallel connection is not possible. Refer to
"1.11.9 Parallelled Telephone" and "2.1.1 Extension Port Configuration" in the Feature Guide for further
information.
Using a Modular T-Adaptor
To DHLC4 card
4-conductor wiring cord
Connect pins "D1" and
"D2".
Using an EXtra Device Port
With KX-DT300 Series DPT (except KX-DT321)
To DHLC4 card
4-conductor wiring cord
Connect pins "T", "R",
"D1" and "D2".
To DHLC4 card
To SLT
104 Installation Manual
Modular
T-Adaptor
2-conductor wiring cord
Connect pins "T" and "R".
DPT
2-conductor wiring cord
Connect pins "T" and "R".
DPT
TO MAIN UNIT
/ PABX
SLT
SLT
TO TEL