Panasonic KX-TD500 - Extra Device Port (XDP) Connection

2.4.8 Extra Device port (XDP) Connection
2-38 Installation
Any Single Line Telephone can be connected parallely with Digital Proprietary Telephone as
follows:
To EMSS To TEL
Panasonic
DIGITAL
To DHLC card
4-conductor wiring cord
2-conductor wiring cord
To DHLC card To SLT
4-conductor wiring cord
2-conductor wiring cord
Digital Proprietary Telephone
KX-T7220
KX-T7230
KX-T7235
KX-T7250
KX-T7425
KX-T7433
KX-T7436
KX-T7450