Audio board Lenovo 5A50Q94004 with cable – internal laptop audio module, replacement part

Replacement audio board Lenovo 5A50Q94004 with cable is an internal laptop audio module intended to restore or upgrade the sound functionality of compatible Lenovo notebooks. Supplied with its connecting cable, this audio board replaces a defective onboard audio module to recover headphone and microphone connectors, restore speaker output and re-enable integrated audio features without replacing the entire motherboard.

Advantages

The module provides a direct-fit replacement that matches the original mechanical and electrical interfaces, ensuring compatibility with supported Lenovo models. Including the connecting cable simplifies installation and reduces the risk of loose or incorrect wiring. As a single-board replacement, it targets only the audio subsystem, which can save time and cost compared with broader repairs. The design preserves existing laptop connectors and mounting points, maintaining factory alignment for ports and sockets.

Suitable for

• Repairing laptops with no sound from internal speakers
• Restoring non-functional headphone or microphone jacks
• Replacing a damaged audio board after liquid exposure or physical impact
• Upgrading a malfunctioning audio subsystem without full motherboard replacement

Key specifications

• Type: internal laptop audio board with attached cable
• Connectors: onboard audio connector and cable for mainboard interface
• Functionality: audio output, headphone jack, microphone input (subject to laptop model support)
• Form factor: compact board designed for internal mounting within laptop chassis
• Compatibility: intended as a replacement part for compatible Lenovo notebook models

How to use

Power off the laptop, disconnect the battery and follow the laptop manufacturer’s service instructions to access the internal components. Remove the damaged audio board and disconnect any existing cable assemblies. Fit the replacement audio board into the original mounting position, attach the supplied cable to the mainboard connector and secure the board with the original fasteners. Reassemble the laptop, reconnect power and test audio functionality through speakers, headphone jack and microphone input. If necessary, install or update audio drivers per Lenovo support resources to ensure correct device recognition.

Recommendations

Handle the board using anti-static precautions, avoid touching contact pads and connectors, and ensure all connectors are fully seated before powering the system. Use only compatible parts and follow the laptop model service manual for disassembly and reassembly steps.