ATSC scan - channel says "Nothing found" (1 Viewer)

raceer

Portal Member
February 10, 2009
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I've been trying to set up all of my ATSC over-the-air channels in the TV Server. For the most part, the scanner works well. For non-existant channels, it typically says "No signal" (as expected).

However, for a certain ATSC channel (35.1), it gives a result of "Nothing found". This is a one channel that I know exists -- and is received correctly by my television digital tuner. In fact, the scanner displays a full green bar for both Signal level and Signal quality.

So, two questions:
1. What does "Nothing found" mean? (Obviously, it is different from "No signal")
2. Can I force it to scan and add just that channel even though it thinks there is nothing found?
2. Any suggestions on how to fix this?

Notes:
- I did the dvbfix update.
- I have reinstalled everything multiple times.
- I have also tried with the nightly 1.0.1 test build.


TV-Server Version: 1.0
MediaPortal Version: 1.0
Windows Version: XP SP3
CPU Type: Athlon 64x2 2.5 Ghz
HDD: WD10EACS SATA
Memory: 2GB DDR2
Motherboard: ASUS M3A78-EM
Video Card: ASUS GeForce EN9600GT
Video Card Driver: NVidia 6.14.11.7813
Sound Card: Onboard Realtek ALC1200
1. TV Card: PCI HD-5500
1. TV Card Driver: 2006v2

MPEG2 Video Codec: default
MPEG2 Audio Codec: default
h.264 Video Codec: none
Satelite/CableTV Provider: none (air)
HTPC Case: HEC 6T10BB
Cooling: Air
Power Supply: Antec Earthwatts EA500
Remote: none
TV: Samsung LN46A650
TV - HTPC Connection: VGA (1920x1080)
 

raceer

Portal Member
February 10, 2009
12
0
Home Country
United States of America United States of America
I have again tried the latest 1.0 SVN build (02-28-2009 00-07h - Revision:21813). Unfortunately, I am still getting the same result for that one channel; it says "Nothing found" even though I know the channel exists and is coming in clear. All of the other channels seem to work perfectly.

I took a look at the tv_server.log file (see snip below) for the time when it scanned the channel in question. Note the last two lines. First, it says "signal:100 quality:100" -- indicating the channel is coming in perfectly clear. Next, it says "Scan Got 0 from 0 channels". I don't know exactly what this means. Does anyone have any ideas?

(P.S. If I need to post other logs, please tell me. Thank you).

tv_server.log for 'nothing found' channel:
Code:
21:21:13.125000 [ATSC scan thread]: ATSC tune: QAM checkbox not selected... using Modulation 8Vsb
21:21:13.125000 [ATSC scan thread]: ATSC tune: PhysicalChannel: 35 Frequency: -1 Modulation: Mod8Vsb
21:21:13.140625 [14]: atsc:Tune:ATSC:tv:  Freq:-1 ONID:-1 TSID:-1 SID:-1 PMT:0xFFFFFFFF FTA:False LCN:10000 phys:35 maj:-1 min:-1 SR:-1 mod:Mod8Vsb
21:21:13.140625 [14]: dvb:Submiting tunerequest Channel: subChannel:0 
21:21:13.140625 [14]: dvb:using existing subchannel:0
21:21:13.140625 [14]: dvb:Submit tunerequest size:1 new:0
21:21:13.140625 [14]: subch:0 OnBeforeTune
21:21:13.140625 [14]: dvb:Submit tunerequest calling put_TuneRequest
21:21:13.406250 [14]: dvb:Submit tunerequest done calling put_TuneRequest
21:21:13.406250 [14]: subch:0 OnAfterTune
21:21:13.406250 [14]: dvb:  LockedInOnSignal ok
21:21:13.406250 [14]: subch:0 OnGraphStart
21:21:13.406250 [14]: subch:0 SetupPmtGrabber:pid FFFFFFFF sid:FFFFFFFF
21:21:13.406250 [14]: Scan: tuner locked:True signal:100 quality:100
21:21:18.406250 [14]: Scan Got 0 from 0 channels
tv_server.log for channel which was found (for reference):
Code:
21:21:01.203125 [14]: Scan: tuner locked:True signal:100 quality:100
21:21:06.203125 [14]: atsc:Found: ATSC:tv:unknown KSCW-HD Freq:-1 ONID:0 TSID:1207 SID:3 PMT:0x50 FTA:False LCN:10000 phys:31 maj:33 min:1 SR:-1 mod:Mod8Vsb
21:21:06.203125 [14]: Scan Got 1 from 1 channels
 

logocreator

Portal Member
March 30, 2009
7
0
Home Country
United States of America United States of America
Did you fix it?

I am having the same setup as yours and the problem is also the same. If you found a fix, please post it.

Thanks
 

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