Comtech EF Data CDM-710G - Manual (Page 121)

CDM-710G High-Speed Satellite Modem Revision 1
Front Panel Operation MN-CDM710G
6–45
Normal
Data
Driver FEC
Encode
Modulator
Data
Driver FEC
Decode
DeMod
Framer Card
Mod Card
FEC Card
DeMod Card
I/O Loop
(Available Some Interfaces)
Data
Driver FEC
Encode
Modulator
Data
Driver FEC
Decode
DeMod
Framer Card
Mod Card
FEC Card
DeMod Card
Tx Data
Tx Data
Buffer
Rx
Data
Rx
Data
Buffers
Interface Card
Tx
FIFO
Rx
Doppler
Buffer
Tx Data
Tx Data
Buffer
Rx
Data
Rx
Data
Buffers
Interface Card
Tx
FIFO
Rx
Doppler
Buffer
Figure 6-2. Traffic Data Flow – Loopback Block Diagrams