Panasonic KX-NCP500 Installation Manual page 91

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
"13.1.2 Paralleled Telephone" and "5.1.7 Extension Port Configuration" in the Feature Manual 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
Document Version 2011-10
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
3.8.2 Parallel Connection of the Extensions
SLT
SLT
TO TEL
Installation Manual 91