Bila Fedora anda tidak mengeluarkan suara, coba terlebih dahulu meng-unmute
alsaunmute
bila masih tetap tidak terdengar suara install
yum install alsa alsa-utils alsa-firmware
jalankan
speaker-test -Dplug:front -c2 -l4 -twav ## output speaker-test 1.0.28 Playback device is plug:front Stream parameters are 48000Hz, S16_LE, 2 channels WAV file(s) Rate set to 48000Hz (requested 48000Hz) Buffer size range from 64 to 1048576 Period size range from 32 to 524288 Using max buffer size 1048576 Periods = 4 was set period_size = 262144 was set buffer_size = 1048576 0 - Front Left 1 - Front Right Time per period = 10.932257 0 - Front Left 1 - Front Right Time per period = 10.929498 0 - Front Left 1 - Front Right Time per period = 10.931128 0 - Front Left 1 - Front Right Time per period = 10.931893
anda akan mendengar suara Front Left dan Front Right
Bila masih tetap belum terdengar jalankan perintah
alsamixer
lalu setting semua sampai 100 %
Tambahan Troubleshooting
Lihat program/user yang sedang menggunakan resource audio
lsof /dev/snd/* ## output COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME alsactl 844 root 6r CHR 116,2 0t0 13818 /dev/snd/controlC0 alsactl 844 root 7r CHR 116,7 0t0 16633 /dev/snd/controlC1 pulseaudi 1845 tommy 16u CHR 116,7 0t0 16633 /dev/snd/controlC1 pulseaudi 1845 tommy 23u CHR 116,7 0t0 16633 /dev/snd/controlC1 pulseaudi 1845 tommy 24u CHR 116,2 0t0 13818 /dev/snd/controlC0 pulseaudi 1845 tommy 31u CHR 116,2 0t0 13818 /dev/snd/controlC0 xfce4-vol 1846 tommy 8u CHR 116,2 0t0 13818 /dev/snd/controlC0 xfce4-vol 1846 tommy 11u CHR 116,7 0t0 16633 /dev/snd/controlC1 vlc 3221 tommy mem CHR 116,3 13819 /dev/snd/pcmC0D0p vlc 3221 tommy 19u CHR 116,3 0t0 13819 /dev/snd/pcmC0D0p vlc 3221 tommy 25r CHR 116,33 0t0 15957 /dev/snd/timer vlc 3221 tommy 26u CHR 116,2 0t0 13818 /dev/snd/controlC0
Debug alsa
alsa-info.sh --no-upload
Cek apakah soundcard anda terdeteksi
aplay -ldan
lspci | grep Audio ## ouput 00:14.2 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] SBx00 Azalia (Intel HDA) 01:00.1 Audio device: NVIDIA Corporation GF108 High Definition Audio Controller (rev a1)