3.7.4 PRI23 Card (KX-TDA0290)
Function
1-port ISDN Primary Rate Interface card (23B channels). NI (North American standard ISDN protocol)
compliant.
LEDs
RJ45
NT1
Accessories and User-supplied Items
Accessories (included): none
User-supplied (not included): RJ45 connector
CAUTION
•
PRI ports are SELV ports and should only be connected to SELV services.
•
Connect this optional service card to the CO line through an NT1; do not connect to the U interface of
the CO line directly.
Note
•
To confirm the CO line connection, refer to "Confirming the CO Line Connection" in "3.15.1 Starting
the PBX".
Switch Settings
Switch
A/B
Document Version 2009-12
Type
Usage and Status Definition
Slide
Keep the switch at default A position. Do not change the position
of this switch.
3.7.4 PRI23 Card (KX-TDA0290)
Installation Manual
145