For these cases, the solution is often to find the correct .inf driver package, such as ESAuDriver.inf , from sources like DriverPack or, ideally, the OEM's support site.
When users upgrade to Windows 10 or Windows 11, this device often triggers a "No Audio Output Device is Installed" error accompanied by a yellow exclamation mark in the Device Manager. This comprehensive guide provides the technical breakdown, root causes, and verified fixes for resolving this persistent driver issue. Understanding the ACPI\ESSX8336 Hardware Identifier
The number 1 typically indicates the of the device. In ACPI, you often see ESSX8336-1 or ESSX8336-2 , denoting which I2C (Inter-Integrated Circuit) bus the codec is attached to. In most implementations, 1 refers to I2C address 0x10 or 0x1B . Acpi Essx8336 1
This refers to the codec. Ess (often stylized as ESS) is a well-known manufacturer of high-performance audio DACs (Digital-to-Analog Converters). The ES8336 is a specific low-power, high-quality audio codec commonly found on:
Supports 24-bit analog-to-digital (ADC) and digital-to-analog (DAC) conversion at sampling frequencies up to 96 kHz. For these cases, the solution is often to find the correct
[System Device Manager Entry] └── Unknown Device (ACPI\ESSX8336) └── Update Driver └── Let me pick from a list of available drivers on my computer └── Have Disk... -> Browse to "ESAuDriver.inf"
Disable onboard audio entirely in your kernel: This refers to the codec
Click and point to the folder where you extracted the downloaded driver files.