Openuserchannelmt (0X9F) - DirecTV D10 Installation Manual

DIRECTV Set-Top Box Information for the Installer
Return Data Stream
Return Response
Return Value
Description

5.19 OpenUserChannelMT (0x9F)

Command Label
Command Byte
Input Parameter(s)
Return Data Stream
Return Response
Return Value
DIRECTV, Inc.
Version 2.2
TunerID : 0x01 – 0xFF
[Signal Quality]
*******************************************************************
Signal Quality:
0x00 – 0x64 ( 0x00=FEC unlocked and 0x64=max signal strength)
ACK_FCNOK : Success
NACK_FCNOK : Failure – STB not tuned to a DIRECTV System channel
0x0000 : Success
Non-Zero : Failure – STB not tuned to a DIRECTV System channel
The STB will execute a GetSignalQualityMT command by providing the signal
quality in the Return Data Stream.
OpenUserChannelMT
0x9F
[MajorChnHI] [MajorChnLO] [MinorChnHI] [MinorChnLO] [TunerID]
*******************************************************************
MajorChnHI : 0x00 – 0xFF
MajorChnLO : 0x00 – 0xFF
MinorChnHI : 0x00 – 0xFF
MinorChnLO : 0x00 – 0xFF
TunerID: 0x01 – 0xFF
None
ACK_FCNOK : Success
NACK_FCNOK : Failure – Not a DIRECTV System channel
0x0000 : Success
0xFFFF : Channel not found in Program Guide
0xFFFE : Channel is not a DIRECTV System channel
0x0002 : No Video Control Word
0x0004 : No Audio Control Word
0x0008 : No HS Data Control Word
0x0010 : No Low-Speed Data Control Word
0x0020 : No System Clock Reference
0x0040 : No Presentation Time Stamp
0x0080 : Tuning Error
Page 31 of 42
March 5, 2008
DTV-MD-0058