Read Panasonic KX-NCP1290CJ (serv.man2) Service Manual online
14
KX-NCP1290CJ
5 Installation Instructions
5.1.
Information about the Physical Trunk Cards
5.1.1.
PRI30 Card
Function
1-port ISDN Primary Rate Interface card (30B channels). EURO-ISDN/ETSI compliant.
Accessories and User-supplied Items
Accessories (included): Ferrite core x 1
User-supplied (not included): RJ45 connector
User-supplied (not included): RJ45 connector
CAUTION
• When connecting this optional service card to the trunk, connect through an NT1; do not connect to the U interface of the trunk
directly.
• PRI ports are SELV ports and should only be connected to SELV services.
Switch Settings
Pin Assignments
RJ45 Connector for Trunk Use
RJ45 Connector for Extension Use
Switch
Type
Usage and Status Definition
A/B
Slide
Select A (default) for trunk or B for extension use.
No.
Signal Name
Level [V]
Function
1
RX+
(+)
Receive data (+)
2
RX-
(-)
Receive data (-)
3
Reserved
-
-
4
TX-
(-)
Transmit data (-)
5
TX+
(+)
Transmit data (+)
6-8
Reserved
-
-
No.
Signal Name
Level [V]
Function
1
TX-
(-)
Transmit data (-)
2
TX+
(+)
Transmit data (+)
3
Reserved
-
-
4
RX+
(+)
Receive data (+)
5
RX-
(-)
Receive data (-)
6-8
Reserved
-
-
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