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buzzing sound on vostro 1500 with 8600m GT 256mb - vista x64


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I'd post my excel but can't for some dumb reason. Series of updates is as follows:

174.16 OC: 550/450 174.16 whql my inf 169.25 whql my inf 156.69 MS Upd

3405 3DMarks 3038 3DMarks 2994 3DMarks 2786 3DMarks

OC works great, but I get a horribly annoying buzzing with ntune. It's there very faintly before, but 2 factors seem to affect it:

1) LVDSReduceFreq makes it really bad

2) nTune makes it somewhat bad (though nothing like LVDS)

156, 169 and 174 all have similar levels of soft buzzing, but if I put on LVDS or nTune it gets bad. Any ideas?

My additions to the WHQL inf:

HKR,, DisableHDTVRes       %REG_DWORD%,   0
HKR,, DCPerfLimitSLI           %REG_DWORD%,    2
HKR,, DFPAsDefaultMonitor,         %REG_DWORD%,    1
HKR,, DetectedDevsCacheTime,       %REG_DWORD%,    0x1194
HKR,, DualViewAllow2ndViewAsPrimary %REG_DWORD%,    1
HKR,, DualViewAllowNonDFPAsPrimary %REG_DWORD%,    1
HKR,, DualViewHotKeyPolicy,        %REG_DWORD%,    1
HKR,, DualViewMobile,              %REG_DWORD%,    2
HKR,, DualviewPolicyID,            %REG_DWORD%,    2
HKR,, BandwidthFactor,               %REG_DWORD%,    5
HKR,, EnableAGPSBA,                  %REG_DWORD%,    0
HKR,, EnablePersistenceStorage,    %REG_DWORD%,    1
HKR,, EnumerateTVAsACPIDevice,     %REG_DWORD%,    1
HKR,, LidBehavior,                 %REG_DWORD%,    0x11
HKR,, MVNumKeys,                   %REG_DWORD%,    0x80
HKR,, NV11MLFNT,                   %REG_DWORD%,    2
HKR,, RMOnDemandVBlank,            %REG_DWORD%,    1
HKR,, ResetPolicy,                 %REG_DWORD%,    1
HKR,, RmMaintainScaling,           %REG_DWORD%,    1
HKR,, SBIOSHandlesHotkeyInhibit,   %REG_DWORD%,    1
HKR,, UseSingleSurfaceSemaphore,   %REG_DWORD%,    1
HKR,, PMMCLOCKClone,  %REG_DWORD%, 0x01010101
HKR,, GlitchFreeMClk,                %REG_DWORD%,    1
HKR,, PMMClockOverlay, %REG_DWORD%, 2
HKR,, PMMClockOverlayDevs, %REG_DWORD%, 0x20000
HKR,, EnableCoreSlowdown,            %REG_DWORD%,    1
HKR,, EnableMClkSlowdown,            %REG_DWORD%,    1
HKR,, EnableNVClkSlowdown,           %REG_DWORD%,    1
HKR,, AllowMaxPerf,                  %REG_DWORD%,    3
HKR,, PerfLevelSrc,                  %REG_DWORD%,    0x3333
HKR,, EnableBrightnessControl,       %REG_DWORD%,    1
HKR,, LVDSReduceFreq,                %REG_DWORD%,    0
HKR,, PowerSaverHsyncOn,             %REG_DWORD%,    1
HKR,, RMEnablePowerSupplyCapacity,   %REG_DWORD%,    1
HKR,, RMPowerSupplyCapacity,         %REG_DWORD%,    3
HKLM,Software\"NVIDIA Corporation"\Global\NVTweak,MXMThermalControl,%REG_DWORD%,1
HKLM,Software\"NVIDIA Corporation"\Global\NVTweak,SilentModeControl,%REG_DWORD%,1
HKR,, RMTvoWhitepointMS,        %REG_DWORD%, 0
HKR,, OverscanFSVMLevel,        %REG_DWORD%, 10
HKR,, OverscanOverlayLevel,     %REG_DWORD%, 10
HKR,, Overscan720Level,         %REG_DWORD%, 10
HKR,, ACPIIdDynamicMapping,     %REG_DWORD%, 0x2
HKR,, RMTvoPedestalMS,          %REG_DWORD%, 0
HKR,, RMTvoWhitepointOverride,  %REG_DWORD%, 255
HKR,, NvCplConfiguration,       %REG_DWORD%, 0x100000
HKR,, dynEngCtrlEnabled,           %REG_DWORD%,    2
HKR,, nvEDIDPruning,               %REG_DWORD%,    1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", DetectAC,                           %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", DisableCPUInfo,         	       %REG_DWORD%, 0
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnableScreenMenuPage,          %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnableHardwarePage,	       %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NVCplShowTemperatureSettings,       %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnableAGPSettingsPage,	       %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnableAdditionalInfoPage,      %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnableAdvancedTimingPage,      %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnableAppProfilePage,          %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnableClearViewPage,	       %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnableFanControl,              %REG_DWORD%, 3
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnableOGLAccel,                %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnableOglStereoPage,           %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnablePwrMzrOnDesktopMenu,     %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnableTemperatureSettings,     %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnableTroubleshootingPage,     %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplEnablenForcePage,	       %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplHotPlugAware,                  %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplShowEnableVMR,                 %REG_DWORD%, 1
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", NvCplThermalSettings,               %REG_DWORD%, 0x20
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", SmartDimmerConfig,                  %REG_DWORD%, 2
HKLM,"SOFTWARE\NVIDIA Corporation\Global\NVTweak", SmartDimmerEnable,                  %REG_DWORD%, 1
HKLM,"Software\NVIDIA Corporation\Global\NVTweak",NvCplEnableAdvancedTimingPage,%REG_DWORD%,0x0

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  • 1 year later...

You need to make sure you include

;Smart Dimmer Controls

HKR,, EnableBrightnessControl, %REG_DWORD%, 1

HKR,, PanelPWMFrequency, %REG_DWORD%, 200

HKR,, PanelBrightnessLimits, %REG_DWORD%, 0x0000FF32

That gives the backlight controller the correct configuration for backlight frequency

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