With KX-T7600 Series DPT (except KX-T7665)

To DHLC4 card
DPT SLT
To DHLC4 card
To SLT
2-conductor wiring cord
Connect pins "T" and "R".
4-conductor wiring cord
Connect pins "T", "R",
"D1" and "D2".
TO MAIN UNIT
/ PABX
TO TEL

With Other DPT

To DHLC4 card

DPT SLT

To DHLC4 card To SLT

2-conductor wiring cord
Connect pins "T" and "R".
4-conductor wiring cord
Connect pins "T", "R",
"D1" and "D2".
TO TEL
TO EMSS or TO MAIN UNIT
92 Installation Manual Document Version 2011-10
3.8.2 Parallel Connection of the Extensions