Two vertical slots located to the right of the CPU socket. Populated from closest to furthest for single stick setups.
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 Manual
* CPU. 100% Solid capacitor design. Please refer to CPU support list for details. * CHIPSET. Intel® H81 Express Chipset. * MEMORY. ECS ELITEGROUP Two vertical slots located to the right of the CPU socket
Note: Some Acer boards omit the reset switch. If only 8 pins exist, reset is not supported. reset is not supported.