Hallo zusammen,
ich bekomme an meinem Rechner den Ton über "analog Audio" nur noch mono abgepielt. Die gleiche onboard-Karte macht über HDMI-Ausgang aber Stereo-Ton.
Über amixer bekomme ich:
Simple mixer control 'IEC958',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'IEC958',1 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'IEC958',2 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'IEC958',3 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] Simple mixer control 'IEC958',4 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on]
unter den 'Shell-Einstellungen' finde ich unter [Klang] keine Möglichkeit den zweiten Kanal zu aktivieren, der Line-Ausgang wird ja auch als Stereo angezeigt...
mit 'aslamixer' habe ich auch keine falschen Einstellungen finde können.
'aplay -L' bringt:
default Playback/recording through the PulseAudio sound server null Discard all samples (playback) or generate zero samples (capture) pulse PulseAudio Sound Server hdmi:CARD=HDMI,DEV=0 HDA Intel HDMI, HDMI 0 HDMI Audio Output hdmi:CARD=HDMI,DEV=1 HDA Intel HDMI, HDMI 1 HDMI Audio Output hdmi:CARD=HDMI,DEV=2 HDA Intel HDMI, HDMI 2 HDMI Audio Output hdmi:CARD=HDMI,DEV=3 HDA Intel HDMI, HDMI 3 HDMI Audio Output hdmi:CARD=HDMI,DEV=4 HDA Intel HDMI, HDMI 4 HDMI Audio Output dmix:CARD=HDMI,DEV=3 HDA Intel HDMI, HDMI 0 Direct sample mixing device dmix:CARD=HDMI,DEV=7 HDA Intel HDMI, HDMI 1 Direct sample mixing device dmix:CARD=HDMI,DEV=8 HDA Intel HDMI, HDMI 2 Direct sample mixing device dmix:CARD=HDMI,DEV=9 HDA Intel HDMI, HDMI 3 Direct sample mixing device dmix:CARD=HDMI,DEV=10 HDA Intel HDMI, HDMI 4 Direct sample mixing device dsnoop:CARD=HDMI,DEV=3 HDA Intel HDMI, HDMI 0 Direct sample snooping device dsnoop:CARD=HDMI,DEV=7 HDA Intel HDMI, HDMI 1 Direct sample snooping device dsnoop:CARD=HDMI,DEV=8 HDA Intel HDMI, HDMI 2 Direct sample snooping device dsnoop:CARD=HDMI,DEV=9 HDA Intel HDMI, HDMI 3 Direct sample snooping device dsnoop:CARD=HDMI,DEV=10 HDA Intel HDMI, HDMI 4 Direct sample snooping device hw:CARD=HDMI,DEV=3 HDA Intel HDMI, HDMI 0 Direct hardware device without any conversions hw:CARD=HDMI,DEV=7 HDA Intel HDMI, HDMI 1 Direct hardware device without any conversions hw:CARD=HDMI,DEV=8 HDA Intel HDMI, HDMI 2 Direct hardware device without any conversions hw:CARD=HDMI,DEV=9 HDA Intel HDMI, HDMI 3 Direct hardware device without any conversions hw:CARD=HDMI,DEV=10 HDA Intel HDMI, HDMI 4 Direct hardware device without any conversions plughw:CARD=HDMI,DEV=3 HDA Intel HDMI, HDMI 0 Hardware device with all software conversions plughw:CARD=HDMI,DEV=7 HDA Intel HDMI, HDMI 1 Hardware device with all software conversions plughw:CARD=HDMI,DEV=8 HDA Intel HDMI, HDMI 2 Hardware device with all software conversions plughw:CARD=HDMI,DEV=9 HDA Intel HDMI, HDMI 3 Hardware device with all software conversions plughw:CARD=HDMI,DEV=10 HDA Intel HDMI, HDMI 4 Hardware device with all software conversions sysdefault:CARD=PCH HDA Intel PCH, ALC892 Analog Default Audio Device front:CARD=PCH,DEV=0 HDA Intel PCH, ALC892 Analog Front speakers surround21:CARD=PCH,DEV=0 HDA Intel PCH, ALC892 Analog 2.1 Surround output to Front and Subwoofer speakers surround40:CARD=PCH,DEV=0 HDA Intel PCH, ALC892 Analog 4.0 Surround output to Front and Rear speakers surround41:CARD=PCH,DEV=0 HDA Intel PCH, ALC892 Analog 4.1 Surround output to Front, Rear and Subwoofer speakers surround50:CARD=PCH,DEV=0 HDA Intel PCH, ALC892 Analog 5.0 Surround output to Front, Center and Rear speakers surround51:CARD=PCH,DEV=0 HDA Intel PCH, ALC892 Analog 5.1 Surround output to Front, Center, Rear and Subwoofer speakers surround71:CARD=PCH,DEV=0 HDA Intel PCH, ALC892 Analog 7.1 Surround output to Front, Center, Side, Rear and Woofer speakers dmix:CARD=PCH,DEV=0 HDA Intel PCH, ALC892 Analog Direct sample mixing device dsnoop:CARD=PCH,DEV=0 HDA Intel PCH, ALC892 Analog Direct sample snooping device hw:CARD=PCH,DEV=0 HDA Intel PCH, ALC892 Analog Direct hardware device without any conversions plughw:CARD=PCH,DEV=0 HDA Intel PCH, ALC892 Analog Hardware device with all software conversions
'speaker-test -c2' bringt:
speaker-test 1.1.3 Wiedergabe-Gerät ist default Stream-Parameter sind 48000 Hz, S16_LE, 2 Kanäle Verwende 16 Oktaven rosa Rauschen Rate ist 48000 Hz (angefordert: 48000 Hz) Puffergröße von 96 bis 1048576 Periodengröße von 32 bis 349526 Verwende maximale Puffergröße 1048576 Perioden = 4 gesetzt: period_size = 262144 gesetzt: buffer_size = 1048576 0 - Vorne links 1 - Vorne rechts
'cat /proc/asound/card0/codec#* | grep Codec' liefert:
Codec: Intel Haswell HDMI
'dmesg | egrep -i "alsa|snd"' lierfert:
[ 3.009171] snd_hda_intel 0000:00:03.0: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915]) [ 3.027316] snd_hda_codec_realtek hdaudioC1D0: autoconfig for ALC892: line_outs=4 (0x14/0x15/0x16/0x17/0x0) type:line [ 3.027318] snd_hda_codec_realtek hdaudioC1D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0) [ 3.027319] snd_hda_codec_realtek hdaudioC1D0: hp_outs=1 (0x1b/0x0/0x0/0x0/0x0) [ 3.027320] snd_hda_codec_realtek hdaudioC1D0: mono: mono_out=0x0 [ 3.027321] snd_hda_codec_realtek hdaudioC1D0: inputs: [ 3.027322] snd_hda_codec_realtek hdaudioC1D0: Front Mic=0x19 [ 3.027323] snd_hda_codec_realtek hdaudioC1D0: Rear Mic=0x18 [ 3.027324] snd_hda_codec_realtek hdaudioC1D0: Line=0x1a
Hardware der Soundkarte ist es eine ALC892, 'lspci':
00:1b.0 Audio device: Intel Corporation 8 Series/C220 Series Chipset High Definition Audio Controller (rev 04)
'lsmod | grep snd' liefert:
snd_hda_codec_hdmi 49152 1 snd_hda_codec_realtek 102400 1 snd_hda_codec_generic 73728 1 snd_hda_codec_realtek snd_hda_intel 40960 12 snd_hda_codec 126976 4 snd_hda_intel,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek snd_hda_core 81920 5 snd_hda_intel,snd_hda_codec,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_hda_codec_realtek snd_hwdep 20480 1 snd_hda_codec snd_pcm 98304 5 snd_hda_intel,snd_hda_codec,snd_hda_core,snd_hda_codec_hdmi snd_seq_midi 16384 0 snd_seq_midi_event 16384 1 snd_seq_midi snd_rawmidi 32768 1 snd_seq_midi snd_seq 65536 2 snd_seq_midi_event,snd_seq_midi snd_seq_device 16384 3 snd_seq,snd_rawmidi,snd_seq_midi snd_timer 32768 2 snd_seq,snd_pcm snd 81920 34 snd_hda_intel,snd_hwdep,snd_seq,snd_hda_codec,snd_timer,snd_rawmidi,snd_hda_codec_hdmi,snd_hda_codec_generic,snd_seq_device,snd_hda_codec_realtek,snd_pcm soundcore 16384 1 snd {{{ Wenn ich mit einer Live-CD boote, läuft die Karte ohne Stress in Stereo... ich bin daher nu netwas ratlos, wo ich noch schauen könnte... Evtl weiss von euch jemand Rat? vielen Dank, dask2