Hi, I have exactly the same problem as Jacob Yocom-Piatt.
The loud tone is a constant high-frequency tone, covering all other output. I can't stand it much longer than two or three minutes. My system: OpenBSD 4.3-current GENERIC.MP i386 azalia0 at pci0 dev 27 function 0 "Intel 82801GB HD Audio" rev 0x01: apic 2 int 19 (irq 5) azalia0: codec[s]: Analog Devices/0x1986 audio0 at azalia0 I haven't found the codec "azalia0: codec[s]: Analog Devices/0x1986" in azalia_codec.c Website: http://www.analog.com/en/prod/0,2877,AD1986,00.html Data Sheet: http://www.analog.com/UploadedFiles/Data_Sheets/AD1986.pdf Regards, Walter. dmesg follows: OpenBSD 4.3-current (GENERIC.MP) #0: Thu May 1 02:36:37 CEST 2008 [EMAIL PROTECTED]:/usr/src/sys/arch/i386/compile/GENERIC.MP cpu0: Intel(R) Core(TM)2 CPU 6420 @ 2.13GHz ("GenuineIntel" 686-class) 2.14 GHz cpu0: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CF LUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,VMX,EST,TM2,CX 16, xTPR real mem = 2146594816 (2047MB) avail mem = 2067501056 (1971MB) mainbus0 at root bios0 at mainbus0: AT/286+ BIOS, date 06/05/07, BIOS32 rev. 0 @ 0xf0010, SMBIOS rev. 2.4 @ 0xf04e0 (56 entries) bios0: vendor American Megatrends Inc. version "1004" date 06/05/2007 bios0: ASUSTek Computer INC. P5L-MX acpi0 at bios0: rev 2 acpi0: tables DSDT FACP APIC OEMB HPET MCFG acpi0: wakeup devices P0P1(S0) P0P3(S0) P0P9(S0) P0P8(S0) P0P7(S0) P0P6(S0) P0P5 (S0) P0P4(S0) PS2K(S0) PS2M(S0) UAR1(S0) USB2(S0) USB3(S0) USB4(S0) MC97(S0) USB 1(S0) EUSB(S0) SLPB(S4) acpitimer0 at acpi0: 3579545 Hz, 24 bits acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat cpu0 at mainbus0: apid 0 (boot processor) cpu0: apic clock running at 266MHz cpu1 at mainbus0: apid 1 (application processor) cpu1: Intel(R) Core(TM)2 CPU 6420 @ 2.13GHz ("GenuineIntel" 686-class) 2.14 GHz cpu1: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CF LUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,VMX,EST,TM2,CX 16, xTPR ioapic0 at mainbus0: apid 2 pa 0xfec00000, version 20, 24 pins acpihpet0 at acpi0: 14318179 Hz acpiprt0 at acpi0: bus 0 (PCI0) acpiprt1 at acpi0: bus 4 (P0P1) acpiprt2 at acpi0: bus 1 (P0P3) acpiprt3 at acpi0: bus 3 (P0P9) acpiprt4 at acpi0: bus 2 (P0P8) acpicpu0 at acpi0 acpicpu1 at acpi0 acpibtn0 at acpi0: SLPB acpibtn1 at acpi0: PWRB bios0: ROM list: 0xc0000/0xee00 0xcf000/0x1000 pci0 at mainbus0 bus 0: configuration mode 1 (no bios) pchb0 at pci0 dev 0 function 0 "Intel 82945G Host" rev 0x02 ppb0 at pci0 dev 1 function 0 "Intel 82945G PCIE" rev 0x02: apic 2 int 16 (irq 11) pci1 at ppb0 bus 4 vga1 at pci1 dev 0 function 0 "NVIDIA GeForce 6200" rev 0xa1 wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation) wsdisplay0: screen 1-5 added (80x25, vt100 emulation) agp0 at vga1: no integrated graphics azalia0 at pci0 dev 27 function 0 "Intel 82801GB HD Audio" rev 0x01: apic 2 int 19 (irq 5) azalia0: codec[s]: Analog Devices/0x1986 audio0 at azalia0 ppb1 at pci0 dev 28 function 0 "Intel 82801GB PCIE" rev 0x01: apic 2 int 16 (irq 11) pci2 at ppb1 bus 3 ppb2 at pci0 dev 28 function 1 "Intel 82801GB PCIE" rev 0x01 pci3 at ppb2 bus 2 "Attansic Technology L1" rev 0xb0 at pci3 dev 0 function 0 not configured uhci0 at pci0 dev 29 function 0 "Intel 82801GB USB" rev 0x01: apic 2 int 20 (irq 3) uhci1 at pci0 dev 29 function 1 "Intel 82801GB USB" rev 0x01: apic 2 int 17 (irq 10) uhci2 at pci0 dev 29 function 2 "Intel 82801GB USB" rev 0x01: apic 2 int 18 (irq 5) uhci3 at pci0 dev 29 function 3 "Intel 82801GB USB" rev 0x01: apic 2 int 19 (irq 5) ehci0 at pci0 dev 29 function 7 "Intel 82801GB USB" rev 0x01: apic 2 int 20 (irq usb0 at ehci0: USB revision 2.0 uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1 ppb3 at pci0 dev 30 function 0 "Intel 82801BA Hub-to-PCI" rev 0xe1 pci4 at ppb3 bus 1 em0 at pci4 dev 0 function 0 "Intel PRO/1000MT (82541GI)" rev 0x00: apic 2 int 1 7 (irq 10), address 00:0e:0c:34:14:90 eap0 at pci4 dev 1 function 0 "Ensoniq CT5880" rev 0x02: apic 2 int 21 (irq 10) ac97: codec id 0x83847609 (SigmaTel STAC9721/23) ac97: codec features 18 bit DAC, 18 bit ADC, SigmaTel 3D audio1 at eap0 midi0 at eap0: <AudioPCI MIDI UART> ichpcib0 at pci0 dev 31 function 0 "Intel 82801GB LPC" rev 0x01: PM disabled pciide0 at pci0 dev 31 function 1 "Intel 82801GB IDE" rev 0x01: DMA, channel 0 c onfigured to compatibility, channel 1 configured to compatibility wd0 at pciide0 channel 0 drive 0: <WDC WD800JB-00ETA0> wd0: 16-sector PIO, LBA48, 76319MB, 156301488 sectors atapiscsi0 at pciide0 channel 0 drive 1 scsibus0 at atapiscsi0: 2 targets cd0 at scsibus0 targ 0 lun 0: <HL-DT-ST, DVD-ROM GDR8163B, 0L23> SCSI0 5/cdrom r emovable wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 5 cd0(pciide0:0:1): using PIO mode 4, Ultra-DMA mode 2 pciide0: channel 1 disabled (no drives) pciide1 at pci0 dev 31 function 2 "Intel 82801GB SATA" rev 0x01: DMA, channel 0 configured to native-PCI, channel 1 configured to native-PCI pciide1: using apic 2 int 23 (irq 10) for native-PCI interrupt wd1 at pciide1 channel 0 drive 0: <WDC WD800AAJS-22PSA0> wd1: 16-sector PIO, LBA48, 76319MB, 156301488 sectors wd1(pciide1:0:0): using PIO mode 4, Ultra-DMA mode 5 atapiscsi1 at pciide1 channel 1 drive 0 scsibus1 at atapiscsi1: 2 targets cd1 at scsibus1 targ 0 lun 0: <TSSTcorp, CDDVDW SH-S203D, SB00> SCSI0 5/cdrom re movable cd1(pciide1:1:0): using PIO mode 4, Ultra-DMA mode 5 ichiic0 at pci0 dev 31 function 3 "Intel 82801GB SMBus" rev 0x01: apic 2 int 23 (irq 10) iic0 at ichiic0 spdmem0 at iic0 addr 0x50: 1GB DDR2 SDRAM non-parity PC2-5300CL5 spdmem1 at iic0 addr 0x52: 1GB DDR2 SDRAM non-parity PC2-5300CL5 usb1 at uhci0: USB revision 1.0 uhub1 at usb1 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb2 at uhci1: USB revision 1.0 uhub2 at usb2 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb3 at uhci2: USB revision 1.0 uhub3 at usb3 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb4 at uhci3: USB revision 1.0 uhub4 at usb4 "Intel UHCI root hub" rev 1.00/1.00 addr 1 isa0 at ichpcib0 isadma0 at isa0 pckbc0 at isa0 port 0x60/5 pckbd0 at pckbc0 (kbd slot) pckbc0: using irq 1 for kbd slot wskbd0 at pckbd0: console keyboard, using wsdisplay0 pcppi0 at isa0 port 0x61 midi1 at pcppi0: <PC speaker> spkr0 at pcppi0 lpt0 at isa0 port 0x378/4 irq 7 wbsio0 at isa0 port 0x2e/2: W83627EHF rev 0x63 lm1 at wbsio0 port 0x290/8: W83627EHF npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16 pccom0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo fdc0 at isa0 port 0x3f0/6 irq 6 drq 2 fd0 at fdc0 drive 0: 1.44MB 80 cyl, 2 head, 18 sec mtrr: Pentium Pro MTRR support uhidev0 at uhub1 port 1 configuration 1 interface 0 "Logitech USB-PS/2 Optical M ouse" rev 2.00/11.10 addr 2 uhidev0: iclass 3/1 ums0 at uhidev0: 3 buttons and Z dir. wsmouse0 at ums0 mux 0 softraid0 at root root on wd1a swap on wd1b dump on wd1b _______________________________________________________________________ EINE F\R ALLE: die kostenlose WEB.DE-Plattform f|r Freunde und Deine Homepage mit eigenem Namen. 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