3.5 Information about the Physical Trunk Cards
3.5.7E1 Card (KX-TDA0188)
Function
LEDs
A B
RJ45
To NT1/Extension 
To NT1/Extension 
For RJ45
| 120Ω | 120Ω |
For BNC | 75Ω OR | 75Ω |
BNC (TX) outer conductor
J308 |
| J308 |
| |
|
| 3 | OR | 2 3 |
1 | 2 | 1 | ||
For Frame |
| For Frame | |
Ground Open | Ground Short | ||
BNC (TX) | J309 | 3 21 | J309 |
3 21 | |||
BNC (RX) |
| OR |
|
BNC (RX) outer conductor
Accessories and User-supplied Items
Accessories (included): Ferrite core × 1
Notes
•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 "3.2.9 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 "3.15.1 Starting the PBX".
CAUTION
E1 ports are SELV ports and should only be connected to SELV services.
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