Title: Reverse Engineering & Technical Deep Dive: Acer H81H3-AM V1.0 Motherboard

Document ID: ACER-DDB-H81-2024
Subject: Proprietary uATX Motherboard for Acer Predator G3-605, Aspire T3-715, Veriton X2630G
Date: April 21, 2026

Key BIOS Sections:

  • Storage:

    Internal USB Headers

    • USB 2.0 Header (9-pin): Supports 2 ports. Standard pinout (VCC, D-, D+, GND, NC). Located near the PCI slots.
    • USB 3.0 Header (19-pin): Blue connector, located beside the 24-pin power.

    Conclusion

    For those building or repairing a system with this board, the internal headers are the most critical part of the manual: