Acer H81h3-am V1.0 Manual -

The is a motherboard model commonly found in Acer desktop computers (such as the Aspire XC-605, XC-603, and certain Veriton models). It utilizes the Intel H81 Express chipset.

The Acer H81H3-AM V1.0 uses a or an Acer-modified AMI UEFI BIOS . Access it by pressing F2 or Del during boot. Acer H81h3-am V1.0 Manual

| Acer Pin | Signal | ATX Pin | Wire Color (ATX) | | :--- | :--- | :--- | :--- | | 1 | +12V | 10 | Yellow | | 2 | +12V | 11 | Yellow | | 3 | GND | 3 | Black | | 4 | GND | 5 | Black | | 5 | GND | 7 | Black | | 6 | GND | 13 | Black | | 7 | +5VSB | 9 | Purple | | 8 | (NC) | - | - | | 9 | +5VSB (duplicate) | 9 | Purple | | 10 | PS_ON# | 16 | Green | | 11 | (NC) | - | - | | 12 | PWR_OK | 8 | Gray | The is a motherboard model commonly found in

If you hear rhythmic beeping, it usually indicates a memory or CMOS battery issue. Access it by pressing F2 or Del during boot

| Feature | Specification | | --- | --- | | | Micro-ATX (24.5 cm x 20.5 cm) | | CPU Socket | LGA 1150 | | Chipset | Intel H81 Express | | Memory Support | 2 x DDR3 DIMM sockets (up to 16GB, 1333/1600 MHz, non-ECC) | | Expansion Slots | 1 x PCIe x16 (v2.0), 1 x PCIe x1, 1 x PCI (legacy) | | Storage | 2 x SATA 3.0 (6Gb/s), 2 x SATA 2.0 (3Gb/s) | | Rear I/O | 2 x PS/2, VGA, HDMI, 4 x USB 2.0, 2 x USB 3.0, LAN, 3 x Audio jacks | | Power Connector | 24-pin ATX (proprietary pinout possible) + 4-pin CPU |