Line 1-4 RJ11×4 Connector
No.
Signal Name
Input (I)/
Output (O)
Function
3A
4A
3B
4B
3C
4C 3D
4D
3A
FXO-A-TIP
－
CO Tip Port1
4A
FXO-A-RING
－
CO Ring Port1
3B
FXO-B-TIP
－
CO Tip Port2
4B
FXO-B-RING
－
CO Ring Port2
3C
FXO-C-TIP
－
CO Tip Port3
4C
FXO-C-RING
－
CO Ring Port3
3D
FXO-D-TIP
－
CO Tip Port4
4D
FXO-D-RING
－
CO Ring Port4
LAN Port/WAN Port (10BASE-T/100BASE-TX)
No.
Signal Name
Input (I)/
Output (O)
Function
LAN1
8
1
LAN2/WAN2
8
1
WAN1
8
1
1
TPO+
O
Transmit data (+)
2
TPO-
O
Transmit data (-)
3
TPI+
I
Receive data (+)
4
Reserved
－
5
Reserved
－
6
TPI-
I
Receive data (-)
7
Reserved
－
8
Reserved
－
3.3.1 Mother Board
Getting Started
61
