BIOS did not setup the pin
Sysfs Files
!!-----------
/sys/class/sound/hwC0D0/init_pin_configs:
0x14 0x032110f0
0x15 0xb7231110
0x16 0x411111f0
0x18 0x03a118f0
0x19 0xb7a311f0
0x1a 0x23a11020
0x1b 0x2321101f
0x1c 0x88331121
0x1d 0xb793112f
0x1e 0x411111f0
0x1f 0x411111f0
Node 0x15 [Pin Complex] wcaps 0x40018f: Stereo Amp-In Amp-Out
Amp-In caps: ofs=0x00, nsteps=0x03, stepsize=0x27, mute=0
Amp-In vals: [0x00 0x00]
Amp-Out caps: ofs=0x00, nsteps=0x00, stepsize=0x00, mute=1
Amp-Out vals: [0x00 0x00]
Pincap 0x0000003e: IN OUT HP Detect Trigger
Pin Default 0xb7231110: [Fixed] HP Out at Oth Mobile-In
Conn = ATAPI, Color = Black
DefAssociation = 0x1, Sequence = 0x0
Misc = NO_PRESENCE
Pin-ctls: 0xc0: OUT HP
Unsolicited: tag=00, enabled=0
Connection: 2
0x0c 0x0d*
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https://bugs.launchpad.net/bugs/1098742
Title:
no sound/ Speaker issue 12.04
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