Ceragon FA4800 - Trunk Ports - E1;T1 RJ45 Connector; Hot Standby Port; IDU (All Models) Alarm Connector; Table B-5 Trunk Ports

Trunk Ports - E1/T1 RJ45 Connector Appendix B
FA4800 User Manual Release 1.9.40 B-3
Trunk Ports - E1/T1 RJ45 Connector
The E1/T1 interfaces terminate in 8-pin RJ-45 connectors, as shown in Table B-5 below:
Hot Standby Port RJ-11
IDU (all models) Alarm Connector
The IDU Alarm interface is a 25 pin D type female connector. Its pinout is listed in Table B-7.
Table B-5: Trunk Ports - E1/T1 RJ45Pinout
Function Signal Pin
Transmit Data Tip TxTip 1
Transmit Data Ring TxRing 2
Receive Data Tip RxTip 4
Receive Data Ring RxRing 5
Table B-6: Hot Standby RJ-11 Port Pinout
Signal
Pin
Side A
Pin
Side B
HSB out 12
HSB in 21
Ground 33
Ground 44
Table B-7: IDU Alarm Connector (Dry-Contact)
I/O Description Pin
Input 1 Positive 14
Input 1 Negative 15
Input 2 Positive 16
Input 2 Negative 17
Input 3 Positive 18
Input 3 Negative 19
Input 4 Positive 20
Input 4 Negative 21
Output 1 Normally Open 1
Output 1 Common 2
Output 1 Normally Closed 3
Output 2 Normally Open 4
Output 2 Common 5
Output 2 Normally Closed 6