your HDMI TV EDID have incorrect EDID version http://cgit.freedesktop.org/xorg/app/edid-decode/plain/edid-decode.c
Extracted contents: header: 30 30 66 66 66 66 66 66 serial number: 66 66 66 66 66 66 30 30 34 64 version: 64 39 basic params: 30 31 63 39 30 chroma info: 31 30 31 30 31 30 31 0a 30 31 established: 31 33 30 standard: 31 30 33 38 30 61 30 35 61 37 38 30 61 30 64 63 descriptor 1: 39 61 30 35 37 34 37 39 38 32 37 0a 31 32 34 38 34 63 descriptor 2: 32 31 30 38 30 30 38 31 38 30 30 31 30 31 30 31 30 31 descriptor 3: 30 31 30 31 30 31 30 31 0a 30 31 30 31 30 31 30 31 30 descriptor 4: 31 30 31 30 32 33 61 38 30 31 38 37 31 33 38 32 64 34 extensions: 30 checksum: 35 No header found Manufacturer: YSF Model 6666 Serial Number 808478310 EDID version: 100.57 Analog display, Input voltage level: 0.714/0.286 V Configurable signal levels Sync: Maximum image size: 49 cm x 99 cm Gamma: 1.57 DPMS levels: Off Non-RGB color display Established timings supported: 640x480@60Hz 640x480@67Hz 800x600@60Hz 832x624@75Hz 1280x768@87Hz 1024x768@75Hz 1280x1024@75Hz Standard timings supported: 640x400@108Hz 656x410@116Hz 632x474@93Hz 632x395@113Hz 1024x640@115Hz 696x435@108Hz 1024x640@108Hz 1048x786@95Hz Detailed mode: Clock 248.890 MHz, 817 mm x 1074 mm 816 872 922 2661 hborder 56 820 855 894 3179 vborder 52 +hsync -vsync analog composite Detailed mode: Clock 125.940 MHz, 816 mm x 49 mm 816 872 1688 872 hborder 49 816 819 835 1128 vborder 48 -hsync -vsync digital composite Detailed mode: Clock 125.920 MHz, 817 mm x 304 mm 816 826 1642 865 hborder 48 817 820 821 1121 vborder 49 -hsync -vsync digital composite Detailed mode: Clock 123.370 MHz, 817 mm x 2099 mm 817 865 1682 1377 hborder 50 819 838 894 2964 vborder 100 -hsync +vsync digital composite Has 48 extension blocks Checksum: 0x35 (should be 0xd6) EDID block does not conform at all! Block has broken checksum Bad year of manufacture -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1264665 Title: [W65_67SZ, Intel Haswell HDMI, Digital Out, HDMI] Playback problem, pavucontrol shows hdmi signal but no sound on tv To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1264665/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs