Selecting Test Features

Dropping an External Payload/Test Signal

Dropping an External Payload/Test Signal

Description You can drop a DSn signal from the received payload or drop 2 Mb/s or DS1 from the structured DSn signal to external equipment as shown in the table below. DS3 and 34 Mb/s can only be dropped if SONET is chosen as the receive interface. 2 Mb/s or DS1 can be dropped from a structured or non-structured SONET payload and from a structured DSn signal.

 

 

RATE

Availability

Option

 

 

 

 

 

 

 

DS3

SONET

011 Only

 

 

 

 

 

 

 

34Mb/s

SONET

010 and 011

 

 

 

 

 

 

 

2Mb/s

DSn & SONET

010 and 011

 

 

 

 

 

 

 

DS1

DSn & SONET

011 Only

 

 

 

 

 

HOW TO:

Drop 34 Mb/s & DS3

 

 

1Connect the 75Ω OUT port of the DSn Transmit module to the external equipment.

2Set up the receive SONET interface, and choose VT PAYLOAD ,

DROP 34 Mb/s or DROP DS3 .

If DROP DS3 is chosen, choose the DS3 output level.

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