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AJMRTC Laptop Audio USB IO SubBoard DA0H99TB8E0, Replacement Port Circuit Board for Huawei MateBook 14 NBLWAQ9HNL NBLWAQ9R Notebook, Repair Accessory for USB & 3.5mm Audio Jack Fault Fix
- - Notebook multifunction IO subboard with board number DA0H99TB8E0, perfectly compatible with Huawei MateBook 14 NBLWAQ9HNL and NBLWAQ9R laptops
- - Integrated USB port and 3.5mm audio jack, repairs unrecognized USB peripherals, noaudio output, loose port contacts and burntout IO circuit faults
- - Matches original PCB outline, mounting screw holes and FFC flatcable connector, dropin installation without soldering or chassis modification
- - Every unit undergoes full function testing before shipment to guarantee stable data transmission and normal audio signal identification
- - Practical maintenance spare for DIY repair and professional repair shops, restores laptop USB and audio jack normal working performance
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Overview
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AJMRTC audioUSB integrated IO subboard is a dedicated replacement component for Huawei MateBook 14 NBLWAQ9HNL and NBLWAQ9R laptops, board model DA0H99TB8E0. It solves common failures caused by physical impact, aging and circuit burnout, such as USB device recognition failure, headphone jack nosound output and loose port contacts. The PCB retains original layout, screwhole positions and FFC ribbon connector. No welding or cutting modification is needed during installation, just connect the flat cable to complete replacement. Each board passes comprehensive hardware inspection and function test prior to delivery. Ideal for enduser DIY maintenance and professional notebook repairshop hardware refurbishment projects.
Board Part Number: DA0H99TB8E0
Product Type: Laptop Audio + USB IO SubBoard
Applicable Laptop Models: Huawei MateBook 14, NBLWAQ9HNL, NBLWAQ9R
OnBoard Interfaces: USB Port, 3.5mm Audio Jack
Connection Mode: FFC Flat Ribbon Cable Connector
Installation: Direct plugin replacement, no modification
Preshipment Condition: Full hardware function tested
Main Repair Function: Fix USB peripheral identification failure and audio jack faults
Application: Notebook multiport IO system replacement and maintenance
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by ThermalNest Return Policy
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