MythFrontend reports Live TV channel tuning status with a sequence of letters. These letters let you know what's going on with the backend as it tries to tune to a channel.
Except for t/F/T, lower case = seen, upper case = seen & good.
|t/F/T||Tuning Status||Pending/Failed/Success |
|l/L||Signal Lock||This could be seen by PVR-250/BTTV users|
|a/A||PAT||Program Association Table (any recording transmitted in MPEG)|
|m/M||PMT||Program Map Table (any recording transmitted in MPEG)|
|g/G||MGT||Master Guide Table (ATSC only)|
|v/V||VCT||Virtual Channel Table (ATSC only)|
|n/N||NIT||Network Information Table (DVB only)|
|s/S||SDT||Service Description Table (DVB only)|
For reference see TV::UpdateOSDSignal(). (Key words for search engines: Partial Lock, TL_, TLAM_V, _LAM, LAM, LMs)