Panasonic KX-TDA100 User Manual

Installation Manual

87

1-port E1 trunk card. ITU-T standard compliant.

Accessories (included): Ferrite core × 1

User-supplied (not included): RJ45 or BNC connector

•

In some countries/areas, this optional service card must not be connected to the Public Switched 
Telephone Network.

•

When connecting this optional service card to the trunk, connect through NT1; do not connect to 
the trunk directly.

•

Use only 1 type of connector (RJ45 or BNC) for connection; RJ45 and BNC cannot be used 
simultaneously.

•

When connecting the RJ45 connector, attach the included ferrite core. Refer to "2.2.9 Attaching a 
Ferrite Core".

•

This optional service card can be used for either trunk or extension connection, by setting the A/B 
switch or using the connector with appropriate pin assignments.

•

To confirm the trunk connection, refer to "Confirming the Trunk Connection" in "2.13.1 Starting the 
Hybrid IP-PBX".

E1 ports are SELV ports and should only be connected to SELV services.

LEDs

To NT1/Extension

To NT1/Extension

BNC (TX)
BNC (RX)

BNC (TX) outer conductor

For Frame 
Ground Open

For Frame 
Ground Short

J308

1 2

3

1 2

3

J308

J309

1

2

3

J309

1

2

3

BNC (RX) outer conductor

RJ45

AB

For RJ45

For BNC

120

Ω

75

Ω

120

Ω

75

Ω