Parallelled Telephone Connection - Panasonic KX-TD1232E Installation Manual

2.3.3 Parallelled Telephone Connection

for a Proprietary Telephone and a Single Line Telephone
Method 1
4-conductor wiring cord
For DPT: Connect pins "L" and
"H" only. ("A" and "B" are
not necessary.)
For APT: Connect pins "A,"
"B," "L" and "H."
Note
A single line telephone can be connected in parallel with any
proprietary telephone as follows:
For DPT:
Master socket
For APT:
Secondary
socket
Digital or Analogue
Proprietary Telephone
The KX-TD1232 is illustrated as a main unit.
2-conductor wiring cord
Connect pins "A" and "B."
Master
socket
Single Line
Telephone
Installation 2-15