Re: HVR 1600 - Analog goes south again

[Andy Walls <awalls@md.metrocast.net>]

On Sat, 2012-08-11 at 19:22 -0400, Andy Walls wrote:
> On Fri, 2012-08-10 at 18:04 -0400, Bob Lightfoot wrote:
> > Dear Media List Members:
> >     I have been using my Hauppage HVR1600 on Centos 6 for some time
> > and getting good analog reception.  Now the other day for a reason I
> > have not been able to determine the Analog quit working and I have not
> > had success restoring it.  I'm looking for the usual helpful
> > suggestions I've gotten from this group in the past. Here has been my
> > troubleshooting to date.
> > 1.  Verified that analog signal is present in cable by hooking a TV to
> > cable.
> > 2.  Reinstalled all latest v4l and v4l2 drivers from atrpms.net
> > packages.  These are what has worked in past.
> 
> 
> Please try to use a DVD player or camera on the S-Video or CVBS analog
> video input and L/R line in audio input, instead of the tuner.  (Use
> 'v4l2-ctl' on /dev/videoN to set the input.)  That will narrow down
> whether or not this is an analog tuner problem.
> 
> Obviously check cables and connectors for breaks, including inspecting,
> as best you can, the connector on the HVR-1600 itself.
> 
> With analog problems, I always encourgae people to double-check their
> cable plant:
> http://ivtvdriver.org/index.php/Howto:Improve_signal_quality
> 
> Also as a temporary test, you may want to run a line from the analog
> source straight to the HVR-1600 with no splits, to see if things start
> to work.
> 
> > v4l2-ctl --log-status shows video signal not present
> > > Status Log:
> > > 
> > > cx18-0: =================  START STATUS CARD #0  ================= 
> > > cx18-0: Version: 1.5.1  Card: Hauppauge HVR-1600
> 
> >  tveeprom 4-0050: Hauppauge model 74041, rev C6B2, serial# 5267091
> >  tveeprom 4-0050: MAC address is 00:0d:fe:50:5e:93
> >  tveeprom 4-0050: tuner model is TCL M2523_5N_E (idx 112, type 50)
> >  tveeprom 4-0050: TV standards NTSC(M) (eeprom 0x08)
> >  tveeprom 4-0050: audio processor is CX23418 (idx 38)
> >  tveeprom 4-0050: decoder processor is CX23418 (idx 31) 
> > > tveeprom 4-0050: has no radio, has IR receiver, has IR transmitter 
> > > cx18-0 843: Video signal:              not present
> > > cx18-0 843: Detected format:           NTSC-M
> >   cx18-0 843: Specified standard: NTSC-M
> >   cx18-0 843: Specified video input:     Composite 7
> >   cx18-0 843: Specified audioclock freq: 48000 Hz
> >   cx18-0 843: Detected audio mode:       mono
> >   cx18-0 843: Detected audio standard:   no detected audio standard
> >   cx18-0 843: Audio muted:               yes
> >   cx18-0 843: Audio microcontroller:     running
> >   cx18-0 843: Configured audio standard: automatic detection
> >   cx18-0 843: Configured audio system:   BTSC
> >   cx18-0 843: Specified audio input:     Tuner (In8) 
> > > cx18-0 843: Preferred audio mode:      stereo cx18-0
> > > gpio-reset-ctrl: GPIO:  direction 0x00003001, value 0x00003001 
> > > tuner 5-0061: Tuner mode:      analog TV
> >   tuner 5-0061: Frequency:       67.25 MHz
> 
> 67.25 MHz is US analog broadcast channel 4 (the default channel to which
> the cx18 driver sets the tuner upon module load).  Make sure you have an
> analog signal on channel 4.
> 
> Otherwise tune the channel freq using 'ivtv-ctl' or 'v4l2-ctl'

Ooops. I meant to say 'ivtv-tune' instead of 'ivtv-ctl'.

-Andy


> on /dev/videoN.  If using 'v4l2-ctl', analog frequency tables for North
> America are here:
> 
> http://en.wikipedia.org/wiki/North_American_broadcast_television_frequencies
> http://en.wikipedia.org/wiki/North_American_cable_television_frequencies
> 
> >   tuner 5-0061: Standard:        0x00001000
> >   cs5345 4-004c: Input:  1
> >   cs5345 4-004c: Volume: 0 dB
> >   cx18-0: Video Input: Tuner 1 
> > > cx18-0: Audio Input: Tuner 1
> >   cx18-0: GPIO:  direction 0x00003001, value 0x00003001
> >   cx18-0: Tuner: TV
> >   cx18-0: Stream Type: MPEG-2 Program Stream
> >   cx18-0: Stream VBI Format: No VBI
> >   cx18-0: Audio Sampling Frequency: 48 kHz cx18-0: Audio Encoding: MPEG-1/2 Layer
> > > II cx18-0: Audio Layer II Bitrate: 224 kbps cx18-0: Audio Stereo
> > > Mode: Stereo cx18-0: Audio Stereo Mode Extension: Bound 4 inactive 
> > > cx18-0: Audio Emphasis: No Emphasis cx18-0: Audio CRC: No CRC 
> > > cx18-0: Audio Mute: false cx18-0: Video Encoding: MPEG-2 cx18-0:
> > > Video Aspect: 4x3 cx18-0: Video B Frames: 2 cx18-0: Video GOP Size:
> > > 15 cx18-0: Video GOP Closure: true cx18-0: Video Bitrate Mode:
> > > Variable Bitrate cx18-0: Video Bitrate: 6000000 cx18-0: Video Peak
> > > Bitrate: 8000000 cx18-0: Video Temporal Decimation: 0 cx18-0: Video
> > > Mute: false cx18-0: Video Mute YUV: 32896 cx18-0: Spatial Filter
> > > Mode: Manual cx18-0: Spatial Filter: 0 cx18-0: Spatial Luma Filter
> > > Type: 1D Horizontal cx18-0: Spatial Chroma Filter Type: 1D
> > > Horizontal cx18-0: Temporal Filter Mode: Manual cx18-0: Temporal
> > > Filter: 8 cx18-0: Median Filter Type: Off cx18-0: Median Luma
> > > Filter Minimum: 0 inactive cx18-0: Median Luma Filter Maximum: 255
> > > inactive cx18-0: Median Chroma Filter Minimum: 0 inactive cx18-0:
> > > Median Chroma Filter Maximum: 255 inactive cx18-0: Insert
> > > Navigation Packets: false cx18-0: Status flags: 0x00200001 cx18-0:
> > > Stream encoder MPEG: status 0x0000, 0% of 2048 KiB (64 buffers) in
> > > use cx18-0: Stream encoder YUV: status 0x0000, 0% of 2025 KiB (20
> > > buffers) in use cx18-0: Stream encoder VBI: status 0x0000, 0% of
> > > 1015 KiB (20 buffers) in use cx18-0: Stream encoder PCM audio:
> > > status 0x0000, 0% of 1024 KiB (256 buffers) in use cx18-0: Read
> > > MPEG/VBI: 0/0 bytes cx18-0: ==================  END STATUS CARD #0
> > > ==================
> > 
> > I have been modprobing the cx18 in /etc/rc.local > # This section is
> > added to make the HVR1600 Analog Audio Work
> > > # service mythbackend stop modprobe -vv cx18 modprobe -v cx18_alsa 
> > > # service mythbackend start
> 
> Be advised, for a delayed load of the cx18 module, you must blacklist it
> in /etc/modprobe.d/*, otherwise it will get loaded for you anyway.
> 
> There is no need to modprobe cx18-alsa, the cx18 driver should
> request/cause that to load automatically if it exists.
> 
> Regards,
> Andy
> 
> > Even disabling the mythbackend so that it doesn't affect things until
> > this is sorted out.
> > > [root@mythbox bob]# lspci -s 01:00.0 -vv 01:00.0 Multimedia video
> > > controller: Conexant Systems, Inc. CX23418 Single-Chip MPEG-2
> > > Encoder with Integrated Analog Video/Broadcast Audio Decoder 
> > > Subsystem: Hauppauge computer works Inc. WinTV HVR-1600 Control:
> > > I/O- Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- ParErr-
> > > Stepping- SERR- FastB2B- DisINTx- Status: Cap+ 66MHz- UDF- FastB2B+
> > > ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
> > > INTx- Latency: 64 (500ns min, 50000ns max), Cache Line Size: 32
> > > bytes Interrupt: pin A routed to IRQ 17 Region 0: Memory at
> > > f4000000 (32-bit, non-prefetchable) [size=64M] Capabilities: [44]
> > > Vital Product Data pcilib: sysfs_read_vpd: read failed: Connection
> > > timed out Not readable Capabilities: [4c] Power Management version
> > > 2 Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA
> > > PME(D0-,D1-,D2-,D3hot-,D3cold-) Status: D0 NoSoftRst- PME-Enable-
> > > DSel=0 DScale=0 PME- Kernel driver in use: cx18 Kernel modules:
> > > cx18
> > > 
> > 
> > Not sure where to look/try next.
> > 
> > Bob Lightfoot
> > lspci confirms that it is using cx18 as always
> > --
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