
Options 
Page 6-8  Reference Guide: TT128x High Definition Professional Receiver/Decoder 
 ST.RE.E10141.5 
6.7 Software Enabled Options 
These options may be enabled through software licence keys. Contact the 
Customer Services Helpdesk for details (see Preliminary Pages). 
6.8  High Speed Data Over Ethernet 
(TT1280/SWO/HSETHER) 
The IRD can be enabled through a licence key to output high-speed data 
over the Ethernet port. The IRD uses the Data-Piping protocol to 
de-encapsulate the data received. The data must be carried as private 
data on a designated transport stream PID. 
Careful consideration needs to be taken to ensure interoperability with the 
transmitting equipment. 
6.9 Dolby Digital Decoder (TT1280/SWO/AC3) 
The IRD can be enabled through a licence key to apply Dolby Digital 
decoding functionality. 
6.10  RAS Mode 1 Conditional Access 
(TT1280/SWO/RAS) 
This option enables RAS Mode 1 conditional access descrambling. 
6.11  RAS Mode 2 Conditional Access 
(TT1280/SWO/RAS2) 
This option enables RAS Mode 2 conditional access descrambling. 
6.12 Director Functionality (TT1280/SWO/DIR) 
This option enables Director functionality.