Piano 2.1 problem dual mono

After the latest update (v2.799} is dual mono/stereo not available in the playback options , I’ll had to set it in alsamixer.

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Same… Though everything is still working and the Piano 2.1 is connected via the 1st and 4th RCA sockets still.

We are checking, thanks for reporting.

This new version uses a new kernel which changed quite a lot of things on the ALSA side…

Unfortunately I cannot find my PIano 2.1 …
Do you mind to post the output of
aplay -l ?

and

alsamixer

when you select the Piano 2.1 using f6?

thanks!

here you go!

volumio@volumio-kali-piano:~$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: b1 [bcm2835 HDMI 1], device 0: bcm2835 HDMI 1 [bcm2835 HDMI 1]
Subdevices: 4/4
Subdevice #0: subdevice #0
Subdevice #1: subdevice #1
Subdevice #2: subdevice #2
Subdevice #3: subdevice #3
card 1: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones]
Subdevices: 4/4
Subdevice #0: subdevice #0
Subdevice #1: subdevice #1
Subdevice #2: subdevice #2
Subdevice #3: subdevice #3
card 2: PianoDACPlus [PianoDACPlus], device 0: PianoDACPlus multicodec-0 [PianoDACPlus multicodec-0]
Subdevices: 0/1
Subdevice #0: subdevice #0
volumio@volumio-kali-piano:~$


Sorry but still don’t understand why it does not work…
Need to find again mine…

I had had this strange thing in earlier versions, but somehow it disappeared and the dual mono option just came back after a while.

a friend of mine has had this problem in the past and also went away after a while.

besides, I also have an allo isolator and kali reclocker in between.

I have the same problem.

volumio@valemusica:~$ aplay -l
**** List of PLAYBACK Hardware Devices ****
card 0: b1 [bcm2835 HDMI 1], device 0: bcm2835 HDMI 1 [bcm2835 HDMI 1]
Subdevices: 4/4
Subdevice #0: subdevice #0
Subdevice #1: subdevice #1
Subdevice #2: subdevice #2
Subdevice #3: subdevice #3
card 1: Headphones [bcm2835 Headphones], device 0: bcm2835 Headphones [bcm2835 Headphones]
Subdevices: 4/4
Subdevice #0: subdevice #0
Subdevice #1: subdevice #1
Subdevice #2: subdevice #2
Subdevice #3: subdevice #3
card 2: PianoDACPlus [PianoDACPlus], device 0: PianoDACPlus multicodec-0 [PianoDACPlus multicodec-0]
Subdevices: 1/1
Subdevice #0: subdevice #0

i can confirm this on a fresh install v2.799 with my rpi3b+ & piano2.1 & kali
Advanced DSP options for allo piano 2.1 are gone.

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