I have successfully updated the firmware in my 861v4 and all my speakers thanks to my dealer, however since the update in the v4 the volume at startup defaults at 65 instead of the previously used volume like it did before. Anyone know a quick way of changing this back ? (Ideally from the remote)

861v4 with ID40, DSP8000, DSP5500HC, DSP5500, MC200, Panasonic P-AE4000U, SI Black Diamond 142" screen