我正在尝试使用w_scan卫星扫描转发器，在 Debian 8.0 上它可以工作，但在 Debian 8.7 上它不起作用。
同时，我可以使用Kaffeine（版本1.2.2）扫描所有应答器。
也就是说，一切都差不多了，但我真的w_scan也需要开始工作。
如何解决问题？
sudo w_scan -t2 -l 10750,10750,0 -o21 -fs -sS36E0 -v -v
日志：
w_scan version 20161022 (compiled for DVB API 5.10)
using settings for 36.0 east Eutelsat 36A/36B
scan type SATELLITE, channellist 58
output format vdr-2.1
WARNING: could not guess your codepage. Falling back to 'UTF-8'
output charset 'UTF-8', use -C to override
Info: using DVB adapter auto detection.
check Conexant CX24116/CX24118:
DVB-S2
DVB-S
/dev/dvb/adapter0/frontend0 -> SATELLITE "Conexant CX24116/CX24118": very good :-))
Using SATELLITE frontend (adapter /dev/dvb/adapter0/frontend0)
-_-_-_-_ Getting frontend capabilities-_-_-_-_
Using DVB API 5.10
frontend 'Conexant CX24116/CX24118' supports
INVERSION_AUTO
DVB-S
DVB-S2
FREQ (0.95GHz ... 2.15GHz)
SRATE (1.000MSym/s ... 45.000MSym/s)
using LNB "(null)"
-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_
check Conexant CX24116/CX24118:
DVB-S2
DVB-S
trying 'S f = 11109 kHz V SR = 3418 2/3 0,35 QPSK (0:0:0)'
(time: 00:00.331) skipped: (freq 0.36 unsupported by driver: min=0.95, max=2.15)
initial_tune:2722: Setting frontend failed S f = 11109 kHz V SR = 3418 2/3 0,35 QPSK (0:0:0)
trying 'S f = 11439 kHz H SR = 8250 5/6 0,35 QPSK (0:0:0)'
(time: 00:00.331) skipped: (freq 0.69 unsupported by driver: min=0.95, max=2.15)
initial_tune:2722: Setting frontend failed S f = 11439 kHz H SR = 8250 5/6 0,35 QPSK (0:0:0)
trying 'S f = 11644 kHz V SR = 2170 3/4 0,35 QPSK (0:0:0)'
(time: 00:00.331) skipped: (freq 0.89 unsupported by driver: min=0.95, max=2.15)
initial_tune:2722: Setting frontend failed S f = 11644 kHz V SR = 2170 3/4 0,35 QPSK (0:0:0)
trying 'S f = 11648 kHz V SR = 3110 3/4 0,35 QPSK (0:0:0)'
(time: 00:00.331) skipped: (freq 0.90 unsupported by driver: min=0.95, max=2.15)
initial_tune:2722: Setting frontend failed S f = 11648 kHz V SR = 3110 3/4 0,35 QPSK (0:0:0)
trying 'S f = 11652 kHz V SR = 3110 3/4 0,35 QPSK (0:0:0)'
(time: 00:00.331) skipped: (freq 0.90 unsupported by driver: min=0.95, max=2.15)
initial_tune:2722: Setting frontend failed S f = 11652 kHz V SR = 3110 3/4 0,35 QPSK (0:0:0)
trying 'S2 f = 11692 kHz V SR = 1555 5/6 0,AUTO 8PSK (0:0:0)'
(time: 00:00.331) skipped: (freq 0.94 unsupported by driver: min=0.95, max=2.15)
initial_tune:2722: Setting frontend failed S2 f = 11692 kHz V SR = 1555 5/6 0,AUTO 8PSK (0:0:0)
trying 'S f = 11727 kHz V SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:00.331)
(0.864sec): SC (0x3)
(0.864sec) signal
(0.916sec): S (0x1)
(1.068sec): SC (0x3)
(1.272sec): S (0x1)
(1.320sec): SC (0x3)
(1.472sec): S (0x1)
(1.524sec): SC (0x3)
(1.576sec): S (0x1)
(1.676sec): SC (0x3)
(1.728sec): S (0x1)
(1.828sec): SC (0x3)
(1.880sec): S (0x1)
(1.928sec): SC (0x3)
(1.980sec): S (0x1)
(2.084sec): SC (0x3)
(2.132sec): S (0x1)
(2.284sec): SC (0x3)
(2.436sec): S (0x1)
(2.488sec): SC (0x3)
trying 'S f = 11747 kHz H SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:02.971)
(0.868sec): S (0x1)
(0.868sec) signal
(0.920sec): SC (0x3)
(0.968sec): S (0x1)
(1.324sec): SC (0x3)
(1.376sec): S (0x1)
(1.628sec): SC (0x3)
(1.680sec): S (0x1)
(1.732sec): SC (0x3)
(1.984sec): S (0x1)
(2.136sec): SC (0x3)
(2.240sec): S (0x1)
(2.492sec): SC (0x3)
(2.544sec): S (0x1)
trying 'S f = 11766 kHz V SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:05.615)
(0.864sec): SC (0x3)
(0.864sec) signal
(0.964sec): S (0x1)
(1.168sec): SC (0x3)
(1.220sec): S (0x1)
(1.776sec): SC (0x3)
(1.880sec): S (0x1)
(2.032sec): SC (0x3)
(2.132sec): S (0x1)
(2.184sec): SC (0x3)
(2.236sec): S (0x1)
(2.436sec): SC (0x3)
(2.488sec): S (0x1)
(2.592sec): SC (0x3)
(2.640sec): S (0x1)
trying 'S f = 11785 kHz H SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:08.255)
(0.864sec): S (0x1)
(0.864sec) signal
(0.916sec): SC (0x3)
(0.964sec): S (0x1)
(1.016sec): SC (0x3)
(1.116sec): S (0x1)
(1.168sec): SC (0x3)
(1.220sec): S (0x1)
(1.272sec): SC (0x3)
(1.372sec): S (0x1)
(1.472sec): SC (0x3)
(1.624sec): S (0x1)
(1.676sec): SC (0x3)
(1.776sec): S (0x1)
(2.388sec): SC (0x3)
(2.436sec): S (0x1)
(2.540sec): SC (0x3)
trying 'S f = 11823 kHz H SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:10.895)
(0.864sec): S (0x1)
(0.864sec) signal
(1.168sec): SC (0x3)
(1.220sec): S (0x1)
(1.272sec): SC (0x3)
(1.320sec): S (0x1)
(1.472sec): SC (0x3)
(1.524sec): S (0x1)
(1.676sec): SC (0x3)
(1.728sec): S (0x1)
(1.880sec): SC (0x3)
(1.932sec): S (0x1)
(2.388sec): SC (0x3)
(2.436sec): S (0x1)
(2.488sec): SC (0x3)
(2.588sec): S (0x1)
trying 'S f = 11843 kHz V SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:13.535)
(0.864sec): S (0x1)
(0.864sec) signal
(1.016sec): SC (0x3)
(1.116sec): S (0x1)
(1.624sec): SC (0x3)
(1.676sec): S (0x1)
(1.728sec): SC (0x3)
(1.828sec): S (0x1)
(1.928sec): SC (0x3)
(2.032sec): S (0x1)
(2.084sec): SC (0x3)
(2.184sec): S (0x1)
(2.284sec): SC (0x3)
(2.336sec): S (0x1)
(2.540sec): SC (0x3)
(2.640sec): S (0x1)
trying 'S f = 11862 kHz H SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:16.175)
(0.852sec): S (0x1)
(0.852sec) signal
(1.052sec): SC (0x3)
(1.104sec): S (0x1)
(1.204sec): SC (0x3)
(1.256sec): S (0x1)
(1.460sec): SC (0x3)
(1.512sec): S (0x1)
(1.712sec): SC (0x3)
(1.816sec): S (0x1)
(1.864sec): SC (0x3)
(1.916sec): S (0x1)
(2.220sec): SC (0x3)
(2.272sec): S (0x1)
(2.524sec): SC (0x3)
(2.576sec): S (0x1)
trying 'S f = 11881 kHz V SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:18.802)
(0.848sec): S (0x1)
(0.848sec) signal
(1.560sec): SC (0x3)
(1.712sec): S (0x1)
(1.760sec): SC (0x3)
(1.864sec): S (0x1)
(1.964sec): SC (0x3)
(2.016sec): S (0x1)
(2.068sec): SC (0x3)
(2.116sec): S (0x1)
(2.220sec): SC (0x3)
(2.372sec): S (0x1)
(2.420sec): SC (0x3)
(2.576sec): S (0x1)
trying 'S f = 11900 kHz H SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:21.426)
(0.848sec): S (0x1)
(0.848sec) signal
(1.356sec): SC (0x3)
(1.408sec): S (0x1)
(1.456sec): SC (0x3)
(1.508sec): S (0x1)
(1.660sec): SC (0x3)
(1.812sec): S (0x1)
(2.016sec): SC (0x3)
(2.116sec): S (0x1)
(2.320sec): SC (0x3)
(2.372sec): S (0x1)
(2.420sec): SC (0x3)
(2.472sec): S (0x1)
(2.524sec): SC (0x3)
(2.576sec): S (0x1)
trying 'S f = 11919 kHz V SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:24.050)
(0.864sec): SC (0x3)
(0.864sec) signal
(0.916sec): S (0x1)
(1.016sec): SC (0x3)
(1.168sec): S (0x1)
(1.220sec): SC (0x3)
(1.272sec): S (0x1)
(1.320sec): SC (0x3)
(1.372sec): S (0x1)
(1.424sec): SC (0x3)
(1.472sec): S (0x1)
(1.576sec): SC (0x3)
(1.624sec): S (0x1)
(1.728sec): SC (0x3)
(1.776sec): S (0x1)
(1.828sec): SC (0x3)
(1.932sec): S (0x1)
(2.084sec): SC (0x3)
(2.136sec): S (0x1)
(2.236sec): SC (0x3)
(2.440sec): S (0x1)
(2.488sec): SC (0x3)
trying 'S f = 11940 kHz H SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:26.690)
(0.864sec): SC (0x3)
(0.864sec) signal
(0.916sec): S (0x1)
(0.964sec): SC (0x3)
(1.016sec): S (0x1)
(1.424sec): SC (0x3)
(1.472sec): S (0x1)
(1.576sec): SC (0x3)
(1.676sec): S (0x1)
(1.828sec): SC (0x3)
(1.932sec): S (0x1)
(1.984sec): SC (0x3)
(2.032sec): S (0x1)
(2.132sec): SC (0x3)
(2.284sec): S (0x1)
(2.488sec): SC (0x3)
(2.540sec): S (0x1)
trying 'S f = 11958 kHz V SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:29.330)
(0.864sec): S (0x1)
(0.864sec) signal
(0.964sec): SC (0x3)
(1.016sec): S (0x1)
(1.068sec): SC (0x3)
(1.120sec): S (0x1)
(1.324sec): SC (0x3)
(1.472sec): S (0x1)
(1.628sec): SC (0x3)
(1.676sec): S (0x1)
(2.084sec): SC (0x3)
(2.136sec): S (0x1)
(2.184sec): SC (0x3)
(2.284sec): S (0x1)
(2.336sec): SC (0x3)
(2.388sec): S (0x1)
(2.488sec): SC (0x3)
(2.540sec): S (0x1)
trying 'S f = 11977 kHz H SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:31.970)
(0.864sec): S (0x1)
(0.864sec) signal
(1.168sec): SC (0x3)
(1.220sec): S (0x1)
(1.272sec): SC (0x3)
(1.476sec): S (0x1)
(1.624sec): SC (0x3)
(1.676sec): S (0x1)
(1.728sec): SC (0x3)
(1.780sec): S (0x1)
(1.828sec): SC (0x3)
(1.880sec): S (0x1)
(1.932sec): SC (0x3)
(1.984sec): S (0x1)
(2.032sec): SC (0x3)
(2.084sec): S (0x1)
(2.588sec): SC (0x3)
(2.640sec): S (0x1)
trying 'S f = 11996 kHz V SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:34.609)
(0.880sec): S (0x1)
(0.880sec) signal
(0.980sec): SC (0x3)
(1.032sec): S (0x1)
(1.288sec): SC (0x3)
(1.440sec): S (0x1)
(1.848sec): SC (0x3)
(1.896sec): S (0x1)
(2.000sec): SC (0x3)
(2.148sec): S (0x1)
(2.504sec): SC (0x3)
(2.608sec): S (0x1)
(2.656sec): SC (0x3)
trying 'S f = 12015 kHz H SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:37.265)
(0.880sec): S (0x1)
(0.880sec) signal
(0.932sec): SC (0x3)
(0.980sec): S (0x1)
(1.084sec): SC (0x3)
(1.184sec): S (0x1)
(1.288sec): SC (0x3)
(1.336sec): S (0x1)
(1.388sec): SC (0x3)
(1.540sec): S (0x1)
(2.352sec): SC (0x3)
(2.404sec): S (0x1)
(2.452sec): SC (0x3)
(2.556sec): S (0x1)
(2.608sec): SC (0x3)
trying 'S f = 12034 kHz V SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:39.925)
(0.876sec): S (0x1)
(0.876sec) signal
(0.928sec): SC (0x3)
(0.980sec): S (0x1)
(1.132sec): SC (0x3)
(1.280sec): S (0x1)
(1.336sec): SC (0x3)
(1.384sec): S (0x1)
(1.688sec): SC (0x3)
(1.740sec): S (0x1)
(2.044sec): SC (0x3)
(2.096sec): S (0x1)
(2.196sec): SC (0x3)
(2.448sec): S (0x1)
(2.500sec): SC (0x3)
(2.600sec): S (0x1)
trying 'S f = 12054 kHz H SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:42.577)
(0.852sec): S (0x1)
(0.852sec) signal
(0.904sec): SC (0x3)
(1.004sec): S (0x1)
(1.308sec): SC (0x3)
(1.356sec): S (0x1)
(1.564sec): SC (0x3)
(1.612sec): S (0x1)
(1.816sec): SC (0x3)
(1.864sec): S (0x1)
(1.968sec): SC (0x3)
(2.020sec): S (0x1)
(2.068sec): SC (0x3)
(2.220sec): S (0x1)
(2.428sec): SC (0x3)
(2.476sec): S (0x1)
(2.528sec): SC (0x3)
(2.580sec): S (0x1)
trying 'S f = 12073 kHz V SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:45.205)
(0.848sec): S (0x1)
(0.848sec) signal
(1.000sec): SC (0x3)
(1.052sec): S (0x1)
(1.360sec): SC (0x3)
(1.460sec): S (0x1)
(1.764sec): SC (0x3)
(1.864sec): S (0x1)
(1.916sec): SC (0x3)
(2.016sec): S (0x1)
(2.220sec): SC (0x3)
(2.268sec): S (0x1)
(2.524sec): SC (0x3)
(2.628sec): S (0x1)
trying 'S f = 12245 kHz H SR = 27500 3/4 0,35 QPSK (0:0:0)'
(time: 00:47.833)
(0.876sec): S (0x1)
(0.876sec) signal
(1.080sec): SC (0x3)
(1.184sec): S (0x1)
(1.284sec): SC (0x3)
(1.336sec): S (0x1)
(1.844sec): SC (0x3)
(1.892sec): S (0x1)
(2.044sec): SC (0x3)
(2.148sec): S (0x1)
(2.452sec): SC (0x3)
(2.500sec): S (0x1)
trying 'S2 f = 12284 kHz H SR = 27500 3/4 0,AUTO QPSK (0:0:0)'
(time: 00:50.488)
(0.100sec): SC (0x3)
(0.100sec) signal
(0.152sec): S (0x1)
(0.404sec): SC (0x3)
(0.604sec): S (0x1)
(0.708sec): SC (0x3)
(0.756sec): S (0x1)
(0.908sec): SC (0x3)
(0.964sec): S (0x1)
(1.112sec): SC (0x3)
(1.216sec): S (0x1)
(1.268sec): SC (0x3)
(1.320sec): S (0x1)
(1.368sec): SC (0x3)
(1.420sec): S (0x1)
(1.472sec): SC (0x3)
(1.520sec): S (0x1)
(1.624sec): SC (0x3)
(1.724sec): S (0x1)
(1.824sec): SC (0x3)
(1.876sec): S (0x1)
trying 'S f = 12437 kHz H SR = 23438 3/4 0,35 QPSK (0:0:0)'
(time: 00:52.364)
(0.848sec): S (0x1)
(0.848sec) signal
(0.952sec): SC (0x3)
(1.004sec): S (0x1)
(1.104sec): SC (0x3)
(1.156sec): S (0x1)
(1.204sec): SC (0x3)
(1.256sec): S (0x1)
(1.456sec): SC (0x3)
(1.560sec): S (0x1)
(1.712sec): SC (0x3)
(1.868sec): S (0x1)
(1.968sec): SC (0x3)
(2.020sec): S (0x1)
(2.068sec): SC (0x3)
(2.120sec): S (0x1)
(2.172sec): SC (0x3)
(2.272sec): S (0x1)
(2.476sec): SC (0x3)
(2.576sec): S (0x1)
trying 'S f = 12508 kHz H SR = 2278 5/6 0,35 QPSK (0:0:0)'
(time: 00:54.992)
(0.848sec): S (0x1)
(0.848sec) signal
(1.612sec): SC (0x3)
(1.812sec): S (0x1)
trying 'S f = 12512 kHz H SR = 4340 1/2 0,35 QPSK (0:0:0)'
(time: 00:57.616)
(0.836sec): S (0x1)
(0.836sec) signal
trying 'S f = 12521 kHz H SR = 4340 1/2 0,35 QPSK (0:0:0)'
(time: 01:00.228)
(0.836sec): S (0x1)
(0.836sec) signal
trying 'S f = 12542 kHz V SR = 2220 3/4 0,35 QPSK (0:0:0)'
(time: 01:02.840)
(0.836sec): S (0x1)
(0.836sec) signal
trying 'S f = 12573 kHz V SR = 2170 3/4 0,35 QPSK (0:0:0)'
(time: 01:05.456)
(0.836sec): S (0x1)
(0.836sec) signal
(1.800sec): SC (0x3)
(1.952sec): S (0x1)
trying 'S f = 12620 kHz V SR = 2894 3/4 0,35 QPSK (0:0:0)'
(time: 01:08.067)
(0.836sec): S (0x1)
(0.836sec) signal
trying 'S f = 12626 kHz V SR = 2890 3/4 0,35 QPSK (0:0:0)'
(time: 01:10.679)
(0.836sec): S (0x1)
(0.836sec) signal
trying 'S f = 12630 kHz H SR = 2238 5/6 0,35 QPSK (0:0:0)'
(time: 01:13.291)
(0.836sec): S (0x1)
(0.836sec) signal
(1.952sec): SC (0x3)
(2.104sec): S (0x1)
ERROR: Sorry - i couldn't get any working frequency/transponder
Nothing to scan!!
使用 szap 进行测试：
sudo szap -H -r -c /var/lib/vdr/channels.conf -n 1 -x -l 10750,10750,0 reading channels from file '/var/lib/vdr/channels.conf' zapping to 1 'KHL Channel;NTV+': sat 0, frequency = 11785 MHz V, symbolrate 27500000, vpid = 0x0141, apid = 0x0191 sid = 0x0000 using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0' Version: 5.10 FE_CAN { DVB-S + DVB-S2 } status 03 | signal 89% | snr 0% | ber 0 | unc 0 | status 03 | signal 89% | snr 0% | ber 0 | unc 0 | status 01 | signal 89% | snr 0% | ber 0 | unc 0 | status 01 | signal 89% | snr 0% | ber 0 | unc 0 | status 03 | signal 89% | snr 0% | ber 0 | unc 0 | status 03 | signal 89% | snr 0% | ber 0 | unc 0 | status 01 | signal 89% | snr 0% | ber 0 | unc 0 | status 03 | signal 89% | snr 0% | ber 0 | unc 0 | status 01 | signal 89% | snr 0% | ber 0 | unc 0 | status 01 | signal 89% | snr 0% | ber 0 | unc 0 |没见过
FE_HAS_LOCK