2.4.7 E1 Card (KX-TDA0188)
Function
1-port E1 trunk card. ITU-T standard compliant.
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
123
J309
123
BNC (RX) outer conductor
RJ45
OR
OR
AB
For RJ45
For BNC
120Ω
75Ω
120Ω
75Ω
OR
Accessories and User-supplied Items
Accessories (included): Ferrite core ´ 1
User-supplied (not included): RJ45 or BNC connector
CAUTION
• When connecting this optional service card to the trunk, connect through NT1; do not connect to the
trunk directly.
• E1 ports are SELV ports and should only be connected to SELV services.
Notice
When connecting the
RJ45 connector, attach the included ferrite core. Refer to "2.2.9 Attaching a Ferrite
Core".
Note
• In some countries/areas, this optional service card must not be connected to the Public Switched
Telephone Network.
• Use only 1 type of connector (RJ45 or BNC) for connection; RJ45 and BNC cannot be used
simultaneously.
• 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 "2.14.1 Starting the
PBX".
Installation Manual 89
2.4.7 E1 Card (KX-TDA0188)
