4.5.4 SLC2/PRI23 Card (KX-NS0290)
Pin Assignments
RJ45 Connector for Trunk Use
1
8
RJ45 Connector for Extension Use
1
8
RJ45 Connector for Single Line Telephone Extension Use
RA TA
RB
TB
1
8
LED Indications
Indication
SERR
166
Installation Manual
No.
Signal Name
1
RX+
2
RX-
3
Reserved
4
TX-
5
TX+
6-8
Reserved
No.
Signal Name
1
TX-
2
TX+
3
Reserved
4
RX+
5
RX-
6-8
Reserved
No.
Signal Name
1-2
Reserved
3
RB
4
RA
5
TA
6
TB
7-8
Reserved
Colour
Description
Red
Non-synchronisation status indication
•
OFF: Normal
•
ON: Out of synchronisation
Level [V]
Function
(+)
Receive data (+)
(-)
Receive data (-)
–
–
(-)
Transmit data (-)
(+)
Transmit data (+)
–
–
Level [V]
Function
(-)
Transmit data (-)
(+)
Transmit data (+)
–
–
(+)
Receive data (+)
(-)
Receive data (-)
–
–
Function
–
Ring B
Ring A
Tip A
Tip B
–