KX-NS5130XSX - Panasonic PBX Service Manual (repair manual). Page 5

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5
KX-NS5130X/KX-NS5130SX
3 Specifications
Function
Outline
Power suply circuit
Input : 3.3V   for LVDS Driver/Reciever
output : 1.2V  for common mode voltage of reciever
Differencial Line driver/receiver
Conversion between the slave side differential signal and the digital signal on the CPU card side is 
performed.
Slave interface
There is RJ45 connector for every slave and it communicates by a LAN cable (straight). 
4 pair of a twisted pair signal is assigned to up:2 pair and down:2 pair.
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