Panasonic KX-NS500 Installation Manual page 120

4.5.2 PRI30/E1 Card (KX-NS5290CE)
Pin Assignments
1 8
For Trunk Use
1 8
For Extension/QSIG Use
1 8
LED Indications
When you select PRI use
Indication
STATUS
120 Installation Manual
No. Signal Name
1 RX+
2 RX-
3 Reserved
4 TX-
5 TX+
6-8 Reserved
No.
Signal Name
1 RX+
2 RX-
Reserved
3
4 TX-
5 TX+
Reserved
6-8
Signal Name
No.
1 RX+
2 RX-
Reserved
3
4 TX-
5 TX+
Reserved
6-8
Colour Description
Green Off : All Ports OUS or Fault
On: INS (In Service)
Flashing (60 times per minute): Normal (a port is in use)
Level [V]
(+)
(-)
–
(-)
(+)
–
Level [V] Function
Receive data (+)
(+)
Receive data (-)
(-)
– –
Transmit data (-)
(-)
Transmit data (+)
(+)
– –
Level [V] Function
Receive data (+)
(+)
Receive data (-)
(-)
– –
Transmit data (-)
(-)
Transmit data (+)
(+)
– –
Function
Receive data (+)
Receive data (-)
–
Transmit data (-)
Transmit data (+)
–
Example:
Telephone Company
PRI/E1 Line
1
2
3
4
5
6-8
Example:
Behind PBX
1
2
3
4
5
6-8
TX(+)
TX(-)
RX(-)
RX(+)
RX(+)
RX(-)
TX(-)
TX(+)