Motorola T1/E1 用户手册

Canopy  T1/E1 Multiplexer 

 

 

 

 

 

 

September 2004 

 

 

 

 

 

 

     

      T1/E1 Multiplexer FPGA Version 3.4 

 
 

 

Page 51 of 73 

4. Click 

↓ for Coding.  

5.  Select the coding technique for the channel. 

NOTE: For T1, you must select either B8ZS or AMI. 

6.  Click on the tab for the next Channel to configure. 

NOTE: If the system has been reset, clicking the Refresh button will replace the 
displayed values with currently-programmed values. 

7.  Repeat steps 1 and 2 to configure each channel.  

8. Click 

↓ for Master Clock Reference Line.  

9.  Select which line is to be designated as the master clock line.  

10. Click 

↓ for Secondary Clock Reference Line. 

11.  Optionally, select which line is to be designated as the backup clock reference 

line. 

12.  Click on the radio button to indicate whether the clock source is loopback mode 

or recovered mode. 
NOTE: The clock source applies to all four T1 channels. 
 
Loopback mode loops the Tx clock back to the Rx.   
Recovered mode recovers the clock from the incoming T1/E1 over Ethernet-bit-
stream (from the far end T1/E1). 

13.  When all channels are configured, select Close to close the dialogue box.  

RESULT: You are returned to the EMS main menu.  

 

Follow this procedure to configure the E1 ports from the EMS. 

1.  From the pull-down menu, Select Config

→E1. 

RESULT: The E1 Config dialogue box opens. 

2. Click 

↓ for Coding.  

3.  Select the coding technique for the channel. 

NOTE: For E1, you must select either HDB3 or AMI. 

4.  Click on the tab for the next Channel to configure. 

NOTE: If the system has been reset, clicking the Refresh button will replace the 
displayed values with currently-programmed values. 

5.  Repeat steps 1 and 2 to configure each channel.  

6. Click 

↓ for Master Clock Reference Line.  

7.  Select which line is to be designated as the master clock line.  

8. Click 

↓ for Secondary Clock Reference Line. 

9.  Optionally, select which line is to be designated as the backup clock reference 

line. 

Issue 3