Forse l'ideale e' che allargi la finestra del terminale e ci mandi uno screenshot.
Per quanto riguarda il comando speakertest si puo' usare cosi':
prima dai aplay -L che ti elenca i device PCM (occhio che la L e' maiuscola).
ci posti il risultato e cerchiamo di capire come lanciare speaker-test
To run a command as administrator (user "root"), use "sudo ".
See "man sudo_root" for details.
ubuntu@ubuntu:~$ aplay -L
front:CARD=Intel,DEV=0
HDA Intel, ALC883 Analog
Front speakers
surround40:CARD=Intel,DEV=0
HDA Intel, ALC883 Analog
4.0 Surround output to Front and Rear speakers
surround41:CARD=Intel,DEV=0
HDA Intel, ALC883 Analog
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=Intel,DEV=0
HDA Intel, ALC883 Analog
5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=Intel,DEV=0
HDA Intel, ALC883 Analog
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=Intel,DEV=0
HDA Intel, ALC883 Analog
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=Intel,DEV=0
HDA Intel, ALC883 Digital
IEC958 (S/PDIF) Digital Audio Output
null
Discard all samples (playback) or generate zero samples (capture)
ubuntu@ubuntu:~$
card hda intel GIUSTA
chip realtek alc883 Giusta
viev [plyback] capture ati c'è scritto capture all
item master [ dbgain=0.00 Deve essere almeno dbgain=3
ho lanciato il comando speaker-test
speaker-test 1.0.18
Playback device is default
Stream parameters are 48000Hz, S16_LE, 1 channels
Using 16 octaves of pink noise
Rate set to 48000Hz (requested 48000Hz)
Buffer size range from 192 to 2097152
Period size range from 64 to 699051
Using max buffer size 2097152
Periods = 4
was set period_size = 524288
was set buffer_size = 2097152
0 - Front Left
Time per period = 10,940517
0 - Front Left
Time per period = 10,940274
0 - Front Left
Time per period = 10,940529
0 - Front Left
Time per period = 10,940402
0 - Front Left
Time per period = 10,940567
0 - Front Left
Time per period = 10,940376
0 - Front Left
Time per period = 10,940401
0 - Front Left
Time per period = 10,940426
0 - Front Left
Time per period = 10,940370
0 - Front Left
Time per period = 10,940197
0 - Front Left
Time per period = 10,940715
0 - Front Left
Time per period = 10,940408
0 - Front Left
Time per period = 10,940535
0 - Front Left
Time per period = 10,940382
0 - Front Left
Time per period = 10,940282
0 - Front Left
Time per period = 10,940498
0 - Front Left
Time per period = 10,940574
0 - Front Left
Time per period = 10,940179
0 - Front Left
Time per period = 10,941117
0 - Front Left
Time per period = 10,939621
0 - Front Left
Time per period = 10,940628
0 - Front Left
Time per period = 10,940481
0 - Front Left
Time per period = 10,940153
0 - Front Left
Time per period = 10,941297
0 - Front Left
Time per period = 10,949758
0 - Front Left
Time per period = 10,940490
econtinua ancore....che faccio lo lascio continuare.....?
econtinua ancore....che faccio lo lascio continuare.....?
NO. Per fermarlo premi Ctrl-c
Una volta lanciato il comando speaker-test ed il comando CORRETTO che ti ho scritto di seguito dovresti sentire dei fruisci provenienti dalle casse (magari!!!).
To run a command as administrator (user "root"), use "sudo ".
See "man sudo_root" for details.
ubuntu@ubuntu:~$ speaker-test -Dplug:front -c2
speaker-test 1.0.18
Playback device is plug:front
Stream parameters are 48000Hz, S16_LE, 2 channels
Using 16 octaves of pink noise
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
Playback open error: -16,Device or resource busy
no al momento sono sprovvisto di cuffie ma rimedio subbito e ti faro sapere appena possibile
Prova:
speaker-test -c2 -Dplug:default
anche con questo non senti nulla?
Come hai visto nelle schermate di alsamixer che hai postato prima ci sono gli switch/interruttori per abilitare le varie funzioni.
Allo stesso modo li puoi visualizzare nel mixer di gnome, ti basta selezionare il dispositivo dal menù a tedina "HDA Intel (Alsa mixer)", poi vai in preferenze e in "seleziona tracce da visualizzare" selezioni... tutto!
Al che ti esce la linguetta "interruttori" e ci mandi gli screen degli interruttori che hai attivato. (teoricamente dovrebbero essere tutti senza il segnetto).