Exp-S In Kx-Ns520 (Installed By Default) - Panasonic KX-NS500 Installation Manual

4.3.7 EXP-S in KX-NS520 (installed by default)

4.3.7 EXP-S in KX-NS520 (installed by default)
Function
•
EXP-S is pre-installed in the SPR card (KX-NS520) to be used as Expansion Unit.
•
By using this card, you can expand the Usage of Legacy Trunks and extensions.
To EXP-M Card
Notice
•
When connecting the RJ45 connector, attach the ferrite core (included with the KX-NS520). Refer to
"4.2.8 Attaching a Ferrite Core".
Pin Assignments
For EXP-S port
No.
1
2
3
4
5
1 8
6
7
8
110 Installation Manual
Signal Name
UHW+
UHW-
REFCLK+
FHCLK+
FHCLK-
REFCLK-
DHW+
DHW-
Function
Receive data+
Receive data-
Reference CLK+
Frame and System CLK+
Frame and System CLK-
Reference CLK-
Transmit data+
Transmit data-