Radyne DMD2050, Operation Manual

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User Interfaces DMD2050 Universal Satellite Modem
4-46 TM110 - Rev. 1.3
Demodulator:
Method 1 -
Set mode to: Closed Net
Under Demod IF Menu: Set desired Rx frequency
Under Demod data Menu:
Set code rate to 3/4 VIT
Set Framing for 1/15
Under
Interface Menu:
Set Interface type
Set Buff clock selection
Set Buffer Size
Method 2 -
Set Demod strap code to: 101
Under Demod IF Menu: Set desired Rx frequency
Under Interface Menu:
Set Interface type
Set Buff clock selection
Set Buffer Size
Case 4: Loop Timing Example
Method 1 -
Set mode to IBS
Under Interface Menu:
Under Tx Setup Menu:
Set INTF to RS-422
Set SCT Source to SCR
Set Tx Clock to SCTE
Method 2 -
Set mode to Closed Net
Under Interface Menu:
Under Tx Setup Menu:
Set INTF to RS-422
Set SCT Source to SCR
Set Tx Clock to SCTE
4.6 Configuring the DMD2050 for Drop and Insert
Several dependencies exist when configuring the modem for Drop and Insert (D&I). The
following paragraphs explain these dependencies and provide the user with the information
required to ensure smooth transition into D&I and to minimize the potential impact of these
dependencies.