Panasonic KX-TDA100

Switch Settings
Switch Type Usage and Status Definition
Termination Slide
Select 120 W (default) or 75 W to match the connector type to be
used.
A/B Slide When using an RJ45 connector, select A (default) for trunk or B for
extension use.
When using BNC connectors, make sure that A is selected.
Frame Ground
Short
Short pin J308 is for BNC (TX) outer conductor, and J309 is for BNC (RX) outer
conductor.
Connection of 1 and 2: Open (default)
Connection of 2 and 3: Short
Pin Assignments
RJ45 Connector for Trunk Use
No. Signal Name Level [V] Function
8
1
1 RX+ (+) Receive data (+)
2 RX- (-) Receive data (-)
3 Reserved – –
4 TX- (-) Transmit data (-)
5 TX+ (+) Transmit data (+)
6-8 Reserved – –
RJ45 Connector for Extension use
No. Signal Name Level [V] Function
8
1
1 TX- (-) Transmit data (-)
2 TX+ (+) Transmit data (+)
3 Reserved – –
4 RX+ (+) Receive data (+)
5 RX- (-) Receive data (-)
6-8 Reserved – –
BNC (coaxial) Connector (TX)
No. Signal Name Level [V] Function
1
2
1 TX+ (+) Transmit data (+)
2 TX- (-) Transmit data (-)
90 Installation Manual
2.4.7 E1 Card (KX-TDA0188)