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Windows 10 & Realtek HD Audio and Headphone jack not ...
https://answers.microsoft.com/en-us/windows/forum/all/windows-10-realtek-hd-audio-and-headphone-jack-not/cc903366-24d5-4921-9054-61222aa6ce39
1 Unplug the headphone jack plug with the computer still running. 2 Shut the computer down (total shutdown). 3 Restart the computer. 4 Wait for Windows to finish starting up. 5 Plug in the headphones. The headphones then worked correctly.
How do you disable headphone jack detection in Windows 10 ...
https://answers.microsoft.com/en-us/windows/forum/all/how-do-you-disable-headphone-jack-detection-in/bb3ca8b0-1024-4877-ad71-b29c25e61921
If its the same problem I was having with my Realtek front jack, realtek HD audio manager pops up (repeatedly) if not then open it. on the upper right hand side, just below the device advanced settings, there is a little folder icon (above the first graphical audio port icons. Click that folder and you can disable front panel jack detection and ...
detection - How does an audio jack detect when a speaker ...
https://electronics.stackexchange.com/questions/1647/how-does-an-audio-jack-detect-when-a-speaker-is-plugged-in
The jack sense circuit includes left and right amplifiers and a cross-drive impedance sensing circuit. This cross-drive impedance sensing circuit, which is electrically coupled to the left and right audio ports and the left and right amplifiers, detects the resistances of left and right output loads in order to determine characteristics of a device connected to the CODEC audio jack.
Detect jack sensing capability - social.msdn.microsoft.com
https://social.msdn.microsoft.com/Forums/en-US/e98cbccc-1092-4927-a08a-8fbc12998f35/detect-jack-sensing-capability
HD Audio spec: http://www.intel.com/standards/hdaudio/ In order to qualify as a jack-sensing endpoint under the Vista HD Audio class driver, the following two things must hold true: 1) the "presence detect capable" bit in the "pin capabilities" register must be 1 (see 7.3.4.9 of the HD Audio spec) AND
HD Audio SoundMAX Codec AD1983 - Analog Devices
https://www.analog.com/media/en/technical-documentation/data-sheets/AD1983.pdf
Jack sensing autoconfiguration options Mute line output and monaural output (MONO_OUT) when headphones are used Mute MONO_OUT when a device is in the line out jack Selectable sense trip level: high/low supports all jack types Peripheral identification/enumeration Jack presence detection: HD Audio SENSE and GPIOs
Constant "unplugged/plugged device into audio jack" - …
https://www.dell.com/community/Laptops-General-Read-Only/Constant-quot-unplugged-plugged-device-into-audio-jack-quot/td-p/5185221
If the plug-sensing circuit fails then Windows will think there is a plug in the jack even when there is none. Details of that issue in the Headphone Jack FAQ . Jim Coates -- 16 years on the Dell Laptop Audio boards -- since 2/6/04
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