[Bug 42600] Re: Microphone does not work on Dell Inspiron 630m

[jzabi73]

I have a similar problem in my FS Amilo Pi 1505.
The mic only records when capture devices GAIN are NEAR 0dB.
When the gain is high doesn't record.
(alsamixer)
──────────────[AlsaMixer v1.0.15 (Press Escape to quit)]──────────────────┐
│ Card: HDA Intel                                                                                                       │
│ Chip: Realtek ALC883                                                                                              │
│ View:  Playback [Capture] All                                                                                   │
│ Item: Capture [dB gain=0.00, 0.00]                                                                        │
│                                              ................                                                                
│     Mic Boos   <Capture >   Capture     Digital     Input So    Input So   

lspci -vv
00:1b.0 Audio device: Intel Corporation 82801G (ICH7 Family) High Definition Audio Controller (rev 
02)
        Subsystem: Fujitsu Siemens Computers Unknown device 10c7
        Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B
-
        Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- 
<MAbort- >SERR- <PERR-
        Latency: 0, Cache Line Size: 64 bytes
        Interrupt: pin A routed to IRQ 21
        Region 0: Memory at f0000000 (64-bit, non-prefetchable) [size=16K]
        Capabilities: [50] Power Management version 2
                Flags: PMEClk- DSI- D1- D2- AuxCurrent=55mA PME(D0+,D1-,D2-,D3hot+,D3cold+)
                Status: D0 PME-Enable- DSel=0 DScale=0 PME-
        Capabilities: [60] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable-
                Address: 0000000000000000  Data: 0000
        Capabilities: [70] Express Unknown type IRQ 0
                Device: Supported: MaxPayload 128 bytes, PhantFunc 0, ExtTag-
                Device: Latency L0s <64ns, L1 <1us
                Device: Errors: Correctable- Non-Fatal- Fatal- Unsupported-
                Device: RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop+
                Device: MaxPayload 128 bytes, MaxReadReq 128 bytes
                Link: Supported Speed unknown, Width x0, ASPM unknown, Port 0
                Link: Latency L0s <64ns, L1 <1us
                Link: ASPM Disabled CommClk- ExtSynch-
                Link: Speed unknown, Width x0

-- 
Microphone does not work on Dell Inspiron 630m
https://bugs.launchpad.net/bugs/42600
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