Panasonic KX-TDA100 Installation Manual page 78

2.4 Installation of the Trunk Cards
Switch Settings
Switch
Termination
A/B
Frame Ground
Short
Pin Assignments
RJ45 Connector for Trunk Use
RJ45 Connector for Extension use
BNC (coaxial) Connector (TX)
78 Installation Manual
Type
Slide
Slide
Short pin
No. Signal Name
1 RX+
8
2 RX-
3 Reserved
1
4 TX-
5 TX+
6-8 Reserved
No. Signal Name
1 TX-
8
2 TX+
3 Reserved
1
4 RX+
5 RX-
6-8 Reserved
No. Signal Name
1 TX+
1
2
2 TX-
Usage and Status Definition
Select 120 (default) or 75
used.
When using an RJ45 connector, select A (default) for trunk
or B for extension use.
When using BNC connectors, keep the A position.
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
Level [V] Function
(+) Receive data (+)
(-) Receive data (-)
– –
(-) Transmit data (-)
(+) Transmit data (+)
– –
Level [V] Function
(-) Transmit data (-)
(+) Transmit data (+)
– –
(+) Receive data (+)
(-) Receive data (-)
– –
Level [V] Function
(+) Transmit data (+)
(-) Transmit data (-)
for connector type to be