Betweenlands version:
Betweenlands Universal 3.8.0

Forge version:
forge-1.12.2-14.23.5.2855

Singleplayer or Multiplayer:
Singleplayer

Installed mods:
JEI (jei_1.12.2-4.16.1.301.jar)
Betweenlands release 3.8.0 (universal)

Description of the problem:
When playing a music disc through a weedwood jukebox, changing the "jukeboxes/note blocks" sound setting does not affect the volume. Changing the universal slider does affect it, though. (Replication self explanatory)