Comment # 54 on bug 1224457 from wlms

Results of aplay -Ll on Leap 15.5 show the motherboard sound *is* detected. 
Also I now have a HDMI audio/video splitter.  There is no audio coming from the
CPU/GPU or the motherboard.

Results of aplay -Ll:

gem300@leap15dot5:~> aplay -Ll
null
    Discard all samples (playback) or generate zero samples (capture)
speexrate
    Rate Converter Plugin Using Speex Resampler
pulse
    PulseAudio Sound Server
upmix
    Plugin for channel upmix (4,6,8)
default
    Default ALSA Output (currently PulseAudio Sound Server)
hdmi:CARD=Generic_1,DEV=0
    HD-Audio Generic, LG FHD
    HDMI Audio Output
hdmi:CARD=Generic_1,DEV=1
    HD-Audio Generic, LG FHD
    HDMI Audio Output
front:CARD=Generic
    Front output / input
surround21:CARD=Generic
    2.1 Surround output to Front and Subwoofer speakers
surround40:CARD=Generic
    4.0 Surround output to Front and Rear speakers
surround41:CARD=Generic
    4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=Generic
    5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=Generic
    5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=Generic
    7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
**** List of PLAYBACK Hardware Devices ****
card 0: Generic_1 [HD-Audio Generic], device 3: HDMI 0 [LG FHD]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
card 0: Generic_1 [HD-Audio Generic], device 7: HDMI 1 [LG FHD]
  Subdevices: 1/1
  Subdevice #0: subdevice #0
gem300@leap15dot5:~>