pi@raspberrypi:~ $ w_scan -fc -cHU -x > channels.conf
w_scan version 20130331 (compiled for DVB API 5.4)
using settings for HUNGARY
Country identifier HU not defined. Using defaults.
scan type CABLE, channellist 4
output format initial tuning data
output charset 'UTF-8', use -C <charset> to override
Info: using DVB adapter auto detection.
        /dev/dvb/adapter0/frontend0 -> CABLE "Silicon Labs Si2168": very good :-))

Using CABLE frontend (adapter /dev/dvb/adapter0/frontend0)
-_-_-_-_ Getting frontend capabilities-_-_-_-_
Using DVB API 5.a
frontend 'Silicon Labs Si2168' supports
INVERSION_AUTO
QAM_AUTO
FEC_AUTO
FREQ (55.00MHz ... 862.00MHz)
SRATE (1.000MSym/s ... 7.200MSym/s)
-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_
474000: sr6900 (time: 00:00) sr6875 (time: 00:03)
482000: sr6900 (time: 00:05) sr6875 (time: 00:08) (time: 00:10)
490000: sr6900 (time: 00:11) sr6875 (time: 00:14)
498000: sr6900 (time: 00:16) sr6875 (time: 00:19)
506000: sr6900 (time: 00:21) sr6875 (time: 00:24)
514000: sr6900 (time: 00:26) (time: 00:27) signal ok:
        QAM_AUTO f = 514000 kHz S6900C999
Info: no data from NIT(actual)
522000: sr6900 (time: 00:40) sr6875 (time: 00:42)
530000: sr6900 (time: 00:45) sr6875 (time: 00:47)
538000: sr6900 (time: 00:50) sr6875 (time: 00:52)
546000: sr6900 (time: 00:55) sr6875 (time: 00:57)
554000: sr6900 (time: 01:00) sr6875 (time: 01:02)
562000: sr6900 (time: 01:05) sr6875 (time: 01:08)
570000: sr6900 (time: 01:10) sr6875 (time: 01:13)
578000: sr6900 (time: 01:15) sr6875 (time: 01:18)
586000: sr6900 (time: 01:20) sr6875 (time: 01:23)
594000: sr6900 (time: 01:25) sr6875 (time: 01:28)
602000: sr6900 (time: 01:30) sr6875 (time: 01:33)
610000: sr6900 (time: 01:35) sr6875 (time: 01:38)
618000: sr6900 (time: 01:40) sr6875 (time: 01:43) (time: 01:44)
626000: sr6900 (time: 01:45) sr6875 (time: 01:48)
634000: sr6900 (time: 01:50) sr6875 (time: 01:53)
642000: sr6900 (time: 01:55) sr6875 (time: 01:58)
650000: sr6900 (time: 02:00) sr6875 (time: 02:03)
658000: sr6900 (time: 02:05) sr6875 (time: 02:08)
666000: sr6900 (time: 02:10) sr6875 (time: 02:13)
674000: sr6900 (time: 02:15) sr6875 (time: 02:18) (time: 02:20)
682000: sr6900 (time: 02:21) (time: 02:24) signal ok:
        QAM_AUTO f = 682000 kHz S6900C999
Info: no data from NIT(actual)
690000: sr6900 (time: 02:36) sr6875 (time: 02:39)
698000: sr6900 (time: 02:41) sr6875 (time: 02:44)
706000: sr6900 (time: 02:46) sr6875 (time: 02:49)
714000: sr6900 (time: 02:51) sr6875 (time: 02:54)
722000: sr6900 (time: 02:56) sr6875 (time: 02:59)
730000: sr6900 (time: 03:02) sr6875 (time: 03:04)
738000: sr6900 (time: 03:07) sr6875 (time: 03:09)
746000: sr6900 (time: 03:12) sr6875 (time: 03:14)
754000: sr6900 (time: 03:17) sr6875 (time: 03:19)
762000: sr6900 (time: 03:22) sr6875 (time: 03:24)
770000: sr6900 (time: 03:27) sr6875 (time: 03:29)
778000: sr6900 (time: 03:32) sr6875 (time: 03:34)
786000: sr6900 (time: 03:37) sr6875 (time: 03:39)
794000: sr6900 (time: 03:42) sr6875 (time: 03:44)
802000: sr6900 (time: 03:47) sr6875 (time: 03:49)
810000: sr6900 (time: 03:52) sr6875 (time: 03:54)
818000: sr6900 (time: 03:57) sr6875 (time: 03:59)
826000: sr6900 (time: 04:02) sr6875 (time: 04:05)
834000: sr6900 (time: 04:07) sr6875 (time: 04:10)
842000: sr6900 (time: 04:12) sr6875 (time: 04:15)
850000: sr6900 (time: 04:17) sr6875 (time: 04:20)
858000: sr6900 (time: 04:22) sr6875 (time: 04:25)
tune to: QAM_AUTO f = 514000 kHz S6900C999
(time: 04:27) ----------no signal----------
tune to: QAM_AUTO f = 514000 kHz S6900C999  (no signal)
(time: 04:28) ----------no signal----------
tune to: QAM_AUTO f = 682000 kHz S6900C999
(time: 04:29) Info: no data from PAT
Info: no data from SDT(actual)
Info: no data from NIT(actual)
dumping lists (0 services)
Done.