(In reply to Gergo K from comment #865) > Please try 0x38 instead of 0x70, and if still not found, try 0,1,2,4 instead > of bus 3. > > If you still not found, please send your acpidump output.
# i2cset -y 1 0x38 0x7f 0x00 Error: Write failed # i2cset -y 2 0x38 0x7f 0x00 # i2cset -y 2 0x38 0x00 0x00 # i2cset -y 2 0x38 0x7f 0x00 # i2cdump -y 2 0x38 No size specified (using byte-data access) 0 1 2 3 4 5 6 7 8 9 a b c d e f 0123456789abcdef 00: 00 00 02 28 21 41 00 20 09 02 2a 28 10 93 02 00 ..?(!A. ??*(???. 10: 84 00 00 08 0a 00 44 80 00 8d 00 62 36 40 00 01 ?..??.D?.?.b6@.? 20: 2e 14 00 00 00 00 00 00 00 00 00 00 00 00 00 00 .?.............. 30: 00 00 00 00 06 bd ad a8 00 00 00 fc bb dd ff ff ....????...???.. 40: f6 14 00 00 80 80 00 00 00 00 02 99 80 00 1c 00 ??..??....???.?. 50: 00 00 a2 78 85 13 78 ff c7 c8 40 88 d9 81 00 00 ..?x??x.??@???.. 60: 21 08 3c 48 84 88 b2 00 04 09 12 7b 00 1a 03 00 !?<H???.???{.??. 70: 96 02 00 08 00 e0 00 00 00 00 20 00 a0 00 74 00 ??.?.?.... .?.t. 80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ a0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ b0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ Above is after the sound is broken. Immediately after doing the above, where sound is working, and then re-dump # modprobe snd_hda_scodec_tas2781_i2c # rmmod snd_hda_scodec_tas2781_i2c # i2cset -y 2 0x38 0x00 0x00 # i2cset -y 2 0x38 0x7f 0x00 # i2cdump -y 2 0x38 Results in the exact same output. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1958019 Title: [Lenovo Legion7 16ACHg6 82N6, Realtek ALC287, Speaker, Internal] No sound at all To manage notifications about this bug go to: https://bugs.launchpad.net/sound-2.6/+bug/1958019/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs