| Feature | Specification | | :--- | :--- | | | Mini-ITX (17cm x 17cm) | | Socket | AMD FM2+ (FM2b compliant) | | Supported CPUs | AMD A4, A6, A8, A10 (Trinity/Richland, up to 65W TDP) | | Chipset | AMD A78 (Hudson D3) | | Memory | 2 x DDR3 DIMM slots (Max 16GB, 1333/1600 MHz, non-ECC, unbuffered) | | Integrated Graphics | AMD Radeon HD 8000/9000 series (via APU) – VGA, HDMI, DVI outputs | | Expansion Slots | 1 x PCIe x16 (v2.0), 1 x PCIe x1 | | Storage | 4 x SATA 3.0 (6Gb/s), 1 x eSATA (rear panel) | | Rear I/O | PS/2 (keyboard), VGA, DVI, HDMI, 2x USB 3.0, 4x USB 2.0, RJ45, audio jacks (3) | | Audio | Realtek ALC662 (5.1 channel) |
Being an OEM board, the BIOS is "locked." You cannot overclock the CPU or RAM.
The motherboard has two DDR3 memory slots. Press down on the clips at either end of the slot, align the notch on the RAM stick with the key in the slot, and press firmly until the clips lock into place.
A: No. The full ms7869 ver 10 motherboard manual 2021 is 92 pages long, including schematics and BIOS code tables. If your file is shorter, you have downloaded the Quick Start Guide, not the full service manual. ms7869 ver 10 motherboard manual 2021
Connecting this motherboard to a new case requires manual wiring of the front panel header (usually labeled or similar). While OEM boards vary, the common 14-pin layout for this Acer series is as follows: Pins 1 & 2 : HDD LED (Pin 1 positive, Pin 2 negative). Pins 3 & 4 : Power LED. Pins 5 & 7 : Reset Switch. Pins 6 & 8 : Power Switch (Power button). Pin 10 : Usually missing (key pin). Upgrade and Maintenance Notes
: The last major BIOS versions (e.g., P21.A4) were released to improve stability and OS compatibility for Windows 10. Official BIOS files are hosted on the Acer Support Site under the specific desktop model (e.g., Aspire TC-605).
: LGA 1150 (Socket H3), compatible with 4th Generation Intel Core (Haswell) processors. | Feature | Specification | | :--- |
The MS7869 uses a standard Micro-ATX layout but features proprietary screw hole placements tailored for Acer chassis. CPU and RAM Installation
Modern low-power cards like the GTX 1650 or RTX 3050 (6GB) work well, provided your power supply can handle them. ⚠️ Known Compatibility Issues
(approximately 24.4 cm x 24.4 cm), though some variants are listed as Mini-ATX for smaller cases Expansion Slots Connecting this motherboard to a new case requires
The MS-7869 Ver:10 has limited expansion capabilities due to the H81 chipset and Micro-ATX size:
Because this is an OEM board, a standalone retail manual does not exist. However, the following guide covers the essential specifications and pinouts needed for troubleshooting or upgrades in 2021 and beyond. 🛠️ Hardware Specifications
If your system fails to POST (Power On Self Test) after a hardware change: Turn off the PC and unplug the power cord.
For those moving this motherboard to a new case, identifying the front panel pins is critical. The headers are typically located along the bottom edge of the board.