Pin Assignments
RJ45 Connector for Trunk Use
No.
1
8
2
3
1
4
5
6-8
RJ45 Connector for Extension Use
No.
1
8
2
3
1
4
5
6-8
LED Indications
Indication
CARD STATUS
SYNC-ERR
RAI
AIS
Signal Name
RX+
RX-
Reserved
TX-
TX+
Reserved
Signal Name
TX-
TX+
Reserved
RX+
RX-
Reserved
Colour
Description
Green/Red
Card status indication
•
OFF: Power Off
•
Green ON: Normal (all ports are idle)
•
Green Flashing (60 times per minute): Normal (a port is in use)
•
Red ON: Fault (includes reset)
•
Red Flashing (60 times per minute): Out of Service
Red
Non-synchronisation status indication
•
OFF: Normal
•
ON: Out of synchronisation
Red
RAI signal status indication
•
OFF: Normal
•
ON: Alarm (Clock Slave)
•
Flashing (60 times per minute): Alarm (Clock Master)
Red
AIS status indication
•
OFF: Normal
•
ON: Alarm
Level [V]
Function
(+)
Receive data (+)
(-)
Receive data (-)
–
–
(-)
Transmit data (-)
(+)
Transmit data (+)
–
–
Level [V]
Function
(-)
Transmit data (-)
(+)
Transmit data (+)
–
–
(+)
Receive data (+)
(-)
Receive data (-)
–
–
2.4 Installation of the Trunk Cards
Installation Manual
85