Panasonic KX-TDA600 - Hybrid IP PBX Control Unit Max. 1008 Ports Installation Manual page 166

2.9 Connection of 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 "1.13.2
Paralleled Telephone" and "1.5.7 Extension Port Configuration" in the Feature Manual for further
information.
Using a Modular T-Adaptor
To DHLC8 card
4-conductor wiring cord
Connect pins "D1" and
"D2".
Using an EXtra Device Port
With KX-T7600 Series DPT
To DHLC8 card
4-conductor wiring cord
Connect pins "T", "R",
"D1" and "D2".
To DHLC8 card
To SLT
166 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
SLT
SLT
TO MAIN UNIT
/ PABX
TO TEL