Evolution Digital HD uDTA - Mode Transitions; Code Download Mode; Table 8 Code Download Mode Properties

Evolution Digital
EVO-SUP-DMS2002HD-U-001-v1r0 Page 30
2.5.4 Mode Transitions
While in Normal Operations Mode, the DTA will transition to pending initialization mode per Table 6.
While in Normal Operations Mode, the DTA will transition to Code Download Mode with the proper trigger for
code download.
While in Normal Operations Mode, the DTA will transition to Boot Mode if the proper headend message is
received.
2.6 Code Download Mode
Code Download Mode is entered when the DTA detects a new version of code is available for download. The DTA
enters Code Download Mode from Pending Initialization or Normal Operations Mode. In Code Download Mode,
the DTA will perform the code download function and block all video and audio decoding. It will however allow
the user to enter the diagnostic menu. Table 8 details the properties of Normal Operations Mode.
Table 8 Code Download Mode Properties
Mode activities
Downloading new code
Valid Mode Transition(s)
Boot Mode (for successful
download), Previous Mode
(after reset or failed
download)
LED status
Three blinks, then long
pause
A/V Decode
None
Diagnostics
Available
IR Input
Available
In-band Message
Processing
None