EDGE ORFS DUE TO SWITCHING FOR DCS CHAN512 PCL2

EverestDH

For EDGE ORFS due to switching for dcs chan512/pcl2 failed,
                        How to deal with the above the spectrum issue about EDGE?

Thanks.

EverestDH

[upload=jpg]UploadFile/2007-8/0783@52RD_CRC Circuit.jpg[/upload]
For the attached file about the third-order circuit, however,  how I should analyze it.
Meanwhile, PLS kindly explain the circuit with which function and how to be used.
Thanks in advanced.