The is an OEM motherboard manufactured by ECS (Elitegroup Computer Systems) for Acer desktop systems, including popular prebuilt machines like the Acer Veriton N4630 and Shangqi series. Built on the Intel H81 Express chipset, this board uses the LGA1150 socket to support 4th-generation Intel Core, Pentium, and Celeron processors.
The front panel header controls your case's power button, reset button, and status LEDs. It is typically a 14-pin or 9-pin block located on the bottom right corner of the board. For the standard 9-pin layout: : Hard Drive Activity LED (HD_LED + / -) Pins 2 & 4 : Power Status LED (P_LED + / -) Pins 5 & 7 : Reset Switch (RESET_SW) Pins 6 & 8 : Power Switch (PWR_SW) Pin 9 : Empty / No Connection Pin 10 : Key (Missing pin for orientation) USB Headers (F_USB)
The H81H3-AM is a versatile platform for budget-conscious upgrades, though users have found some flexibility beyond standard documentation. Acer H81h3-am V1.0 Manual
Align the notch in the DDR3 stick with the notch in the slot.
: For older industrial or legacy expansion hardware. Storage Interface The is an OEM motherboard manufactured by ECS
Need a specific diagram or pinout verification? Leave a comment or consult the Acer community forums. And always back up your data before attempting hardware modifications or BIOS updates.
: Populating both slots with identical memory modules optimizes data bandwidth automatically. 4. Expansion Slots and Storage Graphics and Expansion It is typically a 14-pin or 9-pin block
Usually located at the bottom-right corner. Pins 1-2: HDD LED (indicates drive activity). Pins 2-4: Power LED (indicates system power state). Pins 5-7: Reset Switch. Pins 6-8: Power Button. Pin 1: Marked by a white square on the PCB. Power Connectors: 1x 24-pin ATX Main Power. 1x 4-pin ATX 12V CPU Power.
Acer H81H3-AM V1.0 " is a proprietary motherboard manufactured by for Acer, designed primarily for 4th Generation Intel Haswell processors . It was commonly found in Acer Veriton desktop models like the Veriton X2631G.
The 12-pin main power connector eliminates -12V and +3.3V rails from the PSU. The board generates its own +3.3V via linear regulators from +5VSB. This means a standard ATX PSU cannot be plugged in directly without an adapter or pin rewire.