Acer Mg43m: Motherboard Manual

You have the proprietary PSU that fits it (Acer often uses non-standard 12-pin power). Replace it if: You want to use a standard case, standard fans, or overclocking.

Have you wrestled with an Acer MG43M? Did you ever find the hidden BIOS menu? Let me know in the comments below. Acer Mg43m Motherboard Manual

The manual won't show you a photo of this. You just have to hunt for it with a flashlight. The MG43M is fine for a retro Windows 7 build or a basic office PC. It usually pairs with an Intel H61 or H67 chipset (check the large chip under the heatsink). You have the proprietary PSU that fits it

Spoiler alert: You aren't going to find it. Did you ever find the hidden BIOS menu

Here is the reality of working with the Acer MG43M motherboard, and why the "missing" manual is actually the most important document you’ll ever read about this board. First, let's clear up the confusion. The Acer MG43M is not a retail motherboard like an ASUS ROG or MSI Tomahawk. It is an OEM (Original Equipment Manufacturer) board. It was built specifically for pre-built Acer desktops (usually the Aspire T-series or XC desktops).