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Zdravim. Mam thinkpad R61i, distribuci archlinux. Nejde mi mikrofon (microphone)
kdyz udelam
arecort | aplay
tak je slyset, kdyz klepnu do mikrofonu strasne potichu zvuk. (asi i mluveni, ale jen jako chrchlani, strasne potichu, a nesrozumitelne. v jinym operacnim systemu je zvuk v pohode. v alsamixeru nemam zadnou moznost bost nebo tak neco, (+20DB). a nastaveni veskerejch ruznejch moznosti jsem zkousel. jinak kdyz pripojim externi microphone, tak to jede naprosto v pohode. este par vypisu, ktery jsem si vsiml, ze vetsinou reknou vic ... (me bohuzel ne ): alsa-lib 1.0.15-1

z alsamixer:
   Card: HDA Intel
   Chip: Conexant CX20549 (Venice) 
lspci:
   00:1b.0 Audio device: Intel Corporation 82801H (ICH8 Family) HD Audio Controller (rev 03)

amixer contents
numid=7,iface=MIXER,name='Master Playback Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=6,iface=MIXER,name='Master Playback Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=43,step=0
  : values=35,34
  | dBscale-min=-64.50dB,step=1.50dB,mute=0
numid=12,iface=MIXER,name='PCM Playback Volume'
  ; type=INTEGER,access=rw---RW-,values=2,min=0,max=255,step=0
  : values=255,255
  | dBscale-min=-51.00dB,step=0.20dB,mute=0
numid=1,iface=MIXER,name='Capture Source'
  ; type=ENUMERATED,access=rw------,values=1,items=2
  ; Item #0 'IntMic'
  ; Item #1 'LineIn'
  : values=0
numid=8,iface=MIXER,name='IEC958 Playback Con Mask'
  ; type=IEC958,access=r-------,values=1
  : values=[AES0=0x0f AES1=0xff AES2=0x00 AES3=0x00]
numid=9,iface=MIXER,name='IEC958 Playback Pro Mask'
  ; type=IEC958,access=r-------,values=1
  : values=[AES0=0x0f AES1=0x00 AES2=0x00 AES3=0x00]
numid=10,iface=MIXER,name='IEC958 Playback Default'
  ; type=IEC958,access=rw------,values=1
  : values=[AES0=0x04 AES1=0x00 AES2=0x00 AES3=0x00]
numid=11,iface=MIXER,name='IEC958 Playback Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=13,iface=MIXER,name='Digital Capture Volume'
  ; type=INTEGER,access=rw---RW-,values=2,min=0,max=120,step=0
  : values=40,40
  | dBscale-min=-30.00dB,step=0.50dB,mute=0
numid=5,iface=MIXER,name='Ext Mic Switch'
  ; type=BOOLEAN,access=rw------,values=2
  : values=on,on
numid=4,iface=MIXER,name='Ext Mic Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=23,step=0
  : values=18,18
  | dBscale-min=0.00dB,step=1.50dB,mute=0
numid=3,iface=MIXER,name='Int Mic Switch'
  ; type=BOOLEAN,access=rw------,values=2
  : values=on,on
numid=2,iface=MIXER,name='Int Mic Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=23,step=0
  : values=18,18
  | dBscale-min=0.00dB,step=1.50dB,mute=0

a este

 lsmod | grep snd 
snd_seq_oss            29312  0 
snd_seq_midi_event      6528  1 snd_seq_oss
snd_seq                46800  4 snd_seq_oss,snd_seq_midi_event
snd_seq_device          6924  2 snd_seq_oss,snd_seq
snd_hda_intel         286624  3 
snd_hwdep               7300  1 snd_hda_intel
snd_pcm_oss            36896  0 
snd_pcm                68996  3 snd_hda_intel,snd_pcm_oss
snd_timer              19332  3 snd_seq,snd_pcm
snd_page_alloc          8072  2 snd_hda_intel,snd_pcm
snd_mixer_oss          14464  1 snd_pcm_oss
snd                    44644  13 snd_seq_oss,snd_seq,snd_seq_device,snd_hda_intel,snd_hwdep,snd_pcm_oss,snd_pcm,snd_timer,snd_mixer_oss
soundcore               6496  1 snd